Hail Map for Knoxville, IA

The Knoxville, IA area has had 19 reports of on-the-ground hail by trained spotters, and has been under severe weather warnings 17 times during the past 12 months. Doppler radar has detected hail at or near Knoxville, IA on 63 occasions, including 6 occasions during the past year.

Name: Knoxville, IA
Where Located: 32.9 miles SE of Des Moines, IA
Map: Google Map for Knoxville, IA
Population: 7313
Housing Units: 3527
More Info: Search Google for Knoxville, IA

Hail and Wind Damage Spotted near Knoxville, IA

Date / Time Report Details
7/28/2023 11:24 PM CDT Quarter sized hail reported 6 miles NW of Knoxville, IA, largest stones were quarter sized.
7/17/2023 8:15 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 7/17/2023 8:19 AM CDT At 815 am cdt, a severe thunderstorm was located near bussey, or 10 miles southwest of oskaloosa, moving east at 50 mph (broadcast media). Hazards include quarter size hail. Damage to vehicles is expected. locations impacted include, oskaloosa, knoxville, eddyville, fremont, lovilia, beacon, university park, bussey, harvey, rose hill, kirkville, leighton, hamilton, chillicothe, keomah village, marysville, lake keomah state park and oskaloosa municipal airport. hail threat, observed max hail size, 1. 00 in wind threat, radar indicated max wind gust, <50 mph.
7/17/2023 8:05 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 7/17/2023 8:09 AM CDT At 804 am cdt, a severe thunderstorm was located near harvey, or 8 miles southeast of knoxville, moving east at 45 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. locations impacted include, oskaloosa, knoxville, eddyville, knoxville raceway, lake red rock, fremont, lovilia, beacon, university park, bussey, harvey, rose hill, kirkville, leighton, hamilton, chillicothe, keomah village, marysville, lake keomah state park and oskaloosa municipal airport. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, <50 mph.
7/17/2023 7:53 AM CDT Quarter sized hail reported 0.3 miles SSE of Knoxville, IA, relayed via knia/krls radio.
7/17/2023 7:44 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 7/17/2023 7:48 AM CDT At 744 am cdt, a severe thunderstorm was located near melcher-dallas, or 6 miles west of knoxville, moving east at 50 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
6/24/2023 3:28 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/24/2023 3:37 PM CDT The severe thunderstorm warning for central marion county will expire at 330 pm cdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however small hail and gusty winds are still possible with this thunderstorm. a tornado watch remains in effect until 700 pm cdt for central and south central iowa.
6/24/2023 3:07 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/24/2023 3:10 PM CDT At 307 pm cdt, a severe thunderstorm was located near knoxville raceway, or 5 miles northwest of knoxville, moving northeast at 25 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe storm will be near, knoxville around 310 pm cdt. lake red rock around 315 pm cdt. other locations in the path of this severe thunderstorm include elk rock state park and monroe. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
6/24/2023 2:58 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/24/2023 3:11 PM CDT At 258 pm cdt, a severe thunderstorm was located near pleasantville, or 6 miles west of knoxville, moving northeast at 25 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, knoxville municipal airport around 305 pm cdt. knoxville and knoxville raceway around 310 pm cdt. lake red rock around 315 pm cdt. other locations in the path of this severe thunderstorm include elk rock state park. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
5/13/2023 6:53 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/13/2023 6:57 PM CDT At 653 pm cdt, a confirmed tornado was located near pleasantville, or 5 miles northwest of knoxville, moving north at 15 mph (weather spotters confirmed tornado). Hazards include damaging tornado and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. Tree damage is likely.
5/13/2023 3:50 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/13/2023 3:53 PM CDT At 350 pm cdt, a severe thunderstorm was located near harvey, or 5 miles southwest of pella, moving east at 10 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, pella municipal airport, pella and harvey.
5/13/2023 3:37 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/13/2023 3:40 PM CDT At 336 pm cdt, a confirmed tornado was located near harvey, or 5 miles southwest of pella, moving east at 10 mph (weather spotters confirmed tornado). Hazards include damaging tornado and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. Locations impacted include, pella, lake red rock and pella municipal airport.
5/13/2023 3:34 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/13/2023 3:40 PM CDT At 334 pm cdt, a severe thunderstorm was located over pella municipal airport, or over pella, moving northeast at 15 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe storm will be near, pella municipal airport around 340 pm cdt. Other locations in the path of this severe thunderstorm include pella.
5/13/2023 3:26 PM CDT Quarter sized hail reported 1.8 miles SSE of Knoxville, IA, from knia/krls radio at their studios.
5/13/2023 3:26 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/13/2023 3:28 PM CDT At 326 pm cdt, a confirmed tornado was located over lake red rock, or near knoxville, moving northeast at 10 mph (weather spotters confirmed tornado). Hazards include damaging tornado. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. Tree damage is likely.
5/13/2023 3:21 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/13/2023 3:26 PM CDT At 321 pm cdt, a severe thunderstorm was located near lake red rock, or near knoxville, moving northeast at 15 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, harvey around 330 pm cdt. pella municipal airport around 340 pm cdt. Other locations in the path of this severe thunderstorm include pella and leighton.
5/13/2023 2:25 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/13/2023 2:27 PM CDT At 225 pm cdt, a severe thunderstorm capable of producing a tornado was located over knoxville raceway, or over knoxville, moving east at 15 mph (radar indicated rotation). Hazards include tornado. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this dangerous storm will be near, lake red rock around 230 pm cdt. Other locations in the path of this tornadic thunderstorm include harvey, pella municipal airport and pella.
4/4/2023 6:58 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 4/4/2023 7:09 PM CDT At 658 pm cdt, a confirmed tornado was located near pleasantville, or 8 miles west of knoxville, moving northeast at 55 mph (weather spotters confirmed tornado). Hazards include damaging tornado and ping pong ball size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this tornado will be near, knoxville, knoxville raceway and knoxville municipal airport around 705 pm cdt. other locations in the path of this tornadic thunderstorm include lake red rock, elk rock state park, monroe, pella municipal airport, pella, reasnor and sully. This includes interstate 80 near mile marker 171.
4/4/2023 6:48 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 4/4/2023 6:50 PM CDT At 648 pm cdt, a severe thunderstorm capable of producing a tornado was located near lacona, or 12 miles southeast of indianola, moving northeast at 55 mph (radar indicated rotation). Hazards include tornado and ping pong ball size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this dangerous storm will be near, melcher-dallas around 655 pm cdt. pleasantville around 700 pm cdt. knoxville, knoxville raceway and knoxville municipal airport around 705 pm cdt. other locations in the path of this tornadic thunderstorm include lake red rock, elk rock state park, monroe, pella municipal airport, pella, reasnor and sully. This includes interstate 80 near mile marker 171.
3/31/2023 4:25 PM CDT Large tree branch down on hom in marion county IA, 0.3 miles SSE of Knoxville, IA
3/31/2023 4:21 PM CDT Quarter sized hail reported 7.2 miles NW of Knoxville, IA, corrects previous non-tstm wnd gst report from attica. hail came in three waves with largest in last wave (quarter sized).
3/31/2023 3:22 PM CDT Quarter sized hail reported 0.3 miles SSE of Knoxville, IA, image submitted via social media.
3/31/2023 3:09 PM CDT Quarter sized hail reported 1.5 miles SE of Knoxville, IA, report from mping: quarter (1.00 in.).
3/31/2023 3:08 PM CDT Half Dollar sized hail reported 0.3 miles SSE of Knoxville, IA
11/4/2022 8:24 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 11/17/2022 4:40 AM CDT At 823 am cdt, a severe thunderstorm was located 5 miles west of marysville, or 10 miles south of knoxville, moving northeast at 55 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, hamilton, bussey, harvey and pella municipal airport. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
11/4/2022 8:01 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 11/17/2022 4:44 AM CDT At 800 am cdt, a severe thunderstorm was located near chariton municipal airport, or 5 miles southwest of chariton, moving northeast at 55 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, chariton and red haw lake state park around 805 am cdt. russell and williamson around 810 am cdt. other locations in the path of this severe thunderstorm include lovilia, hamilton, marysville, bussey, harvey and pella municipal airport. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
9/17/2022 8:36 PM CDT Quarter sized hail reported 5.1 miles S of Knoxville, IA
8/19/2022 4:59 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 11/22/2022 11:20 AM CDT At 459 pm cdt, a severe thunderstorm was located near knoxville, moving northeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, knoxville, melcher-dallas, knoxville raceway, lake red rock and knoxville municipal airport. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
8/19/2022 4:47 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 11/22/2022 11:30 AM CDT At 447 pm cdt, a severe thunderstorm was located over melcher-dallas, or 8 miles southwest of knoxville, moving east at 25 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, knoxville, knoxville raceway and knoxville municipal airport. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
8/19/2022 4:34 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 11/22/2022 11:45 AM CDT At 434 pm cdt, a severe thunderstorm was located near melcher-dallas, or 12 miles southwest of knoxville, moving east at 15 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, melcher-dallas around 445 pm cdt. other locations in the path of this severe thunderstorm include knoxville raceway, knoxville municipal airport and knoxville. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, 60 mph.
6/25/2022 8:04 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/25/2022 8:11 AM CDT At 804 am cdt, a severe thunderstorm was located near lake red rock, or 7 miles north of knoxville, moving east at 50 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. this severe thunderstorm will remain over mainly rural areas of northwestern marion county, including the following locations, elk rock state park. hail threat, radar indicated max hail size, 1. 00 in wind threat, radar indicated max wind gust, <50 mph.
6/25/2022 7:43 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/25/2022 7:51 AM CDT At 743 am cdt, a severe thunderstorm was located near indianola, moving east at 40 mph (trained weather spotters). Hazards include half dollar size hail. Damage to vehicles is expected. locations impacted include, swan, pleasantville, knoxville, lake red rock, knoxville raceway and elk rock state park. hail threat, radar indicated max hail size, 1. 25 in wind threat, radar indicated max wind gust, <50 mph.
6/25/2022 7:32 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/25/2022 7:39 AM CDT At 732 am cdt, a severe thunderstorm was located over indianola, moving east at 45 mph (trained weather spotters). Hazards include golf ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe storm will be near, milo and ackworth around 740 am cdt. other locations in the path of this severe thunderstorm include sandyville, pleasantville, knoxville, lake red rock, knoxville raceway, knoxville municipal airport and elk rock state park. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, 1. 75 in wind threat, radar indicated max wind gust, <50 mph.
6/25/2022 7:23 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/25/2022 7:36 AM CDT At 722 am cdt, a severe thunderstorm was located near indianola, moving east at 55 mph (radar indicated). Hazards include ping pong ball size hail. People and animals outdoors will be injured. expect damage to roofs, siding, windows, and vehicles. this severe thunderstorm will be near, indianola around 730 am cdt. ackworth around 735 am cdt. milo and sandyville around 740 am cdt. other locations in the path of this severe thunderstorm include pleasantville, knoxville, knoxville raceway, lake red rock, knoxville municipal airport and elk rock state park. hail threat, radar indicated max hail size, 1. 50 in wind threat, radar indicated max wind gust, <50 mph.
6/6/2022 2:18 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/6/2022 2:25 PM CDT At 218 pm cdt, severe thunderstorms were located along a line extending from near knoxville to 10 miles southeast of melcher-dallas to 13 miles northwest of corydon, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, knoxville, chariton, corydon, melcher-dallas, knoxville raceway, rathbun lake, russell, lovilia, allerton, humeston, bussey, harvey, lucas, williamson, hamilton, derby, melrose, marysville, millerton and le roy. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.
6/6/2022 2:05 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/6/2022 2:14 PM CDT At 205 pm cdt, severe thunderstorms were located along a line extending from near pleasantville to near melcher-dallas to 11 miles southeast of osceola, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, melcher-dallas, williamson, knoxville, knoxville raceway, derby, knoxville municipal airport, lovilia, harvey, corydon, allerton, marysville, millerton, bussey and hamilton. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.
6/6/2022 1:46 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/6/2022 1:55 PM CDT At 145 pm cdt, severe thunderstorms were located along a line extending from near indianola to 8 miles west of melcher-dallas to 6 miles southwest of osceola, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. severe thunderstorms will be near, milo, lacona and sandyville around 150 pm cdt. pleasantville, melcher-dallas and williamson around 200 pm cdt. garden grove around 205 pm cdt. other locations in the path of these severe thunderstorms include le roy, knoxville, knoxville raceway, humeston, derby, knoxville municipal airport, lovilia, corydon, allerton, bussey, harvey, hamilton, marysville and millerton. this includes interstate 35 between mile markers 27 and 35. hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 60 mph.
5/31/2022 2:56 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/31/2022 3:04 AM CDT The severe thunderstorm warning for monroe, southeastern marion and southwestern mahaska counties will expire at 300 am cdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore, the warning will be allowed to expire. however gusty winds are still possible with this thunderstorm. a severe thunderstorm watch remains in effect until 400 am cdt for south central iowa.
5/31/2022 2:48 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/31/2022 2:56 AM CDT At 248 am cdt, a severe thunderstorm was located 12 miles north of albia, moving northeast at 50 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. this severe thunderstorm will remain over mainly rural areas of monroe, southeastern marion and southwestern mahaska counties, including the following locations, marysville, pella municipal airport, bussey, melrose, hamilton, knoxville municipal airport, harvey and lovilia. hail threat, radar indicated max hail size, 0. 88 in wind threat, radar indicated max wind gust, 60 mph.
5/31/2022 2:29 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/31/2022 2:35 AM CDT At 229 am cdt, a severe thunderstorm was located 9 miles northeast of chariton, moving northeast at 55 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. this severe thunderstorm will be near, lovilia, bussey, hamilton and marysville around 245 am cdt. hail threat, radar indicated max hail size, 0. 88 in wind threat, radar indicated max wind gust, 60 mph.
12/15/2021 7:10 PM CST Radar Image for Severe Thunderstorms near Knoxville, IA at 12/29/2021 10:15 AM CST At 710 pm cst, severe thunderstorms were located along a line extending from near tama to near oskaloosa, moving east at 75 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. locations impacted include, newton, pella, grinnell, knoxville, monroe, melcher-dallas, baxter, iowa speedway, knoxville raceway, lake red rock, rock creek lake, sully, kellogg, lovilia, bussey, lynnville, harvey, lambs grove, leighton and oakland acres. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 70 mph.
12/15/2021 7:09 PM CST Radar Image for Severe Thunderstorms near Knoxville, IA at 12/29/2021 10:15 AM CST At 708 pm cst, severe thunderstorms were located along a line extending from near grinnell to 11 miles west of unionville, moving east at 65 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings.
12/15/2021 6:55 PM CST Awos station koxv knoxville airpor in marion county IA, 2.7 miles NNE of Knoxville, IA
12/15/2021 6:24 PM CST Radar Image for Severe Thunderstorms near Knoxville, IA at 12/29/2021 10:21 AM CST At 623 pm cst, severe thunderstorms were located along a line extending from slater to near new virginia, moving east at 75 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. severe thunderstorms will be near, melcher-dallas around 640 pm cst. other locations in the path of these severe thunderstorms include baxter and rock creek lake. this includes the following highways, interstate 35 between mile markers 39 and 72, and between mile markers 87 and 101. interstate 80 between mile markers 118 and 189. interstate 235 between mile markers 1 and 14. thunderstorm damage threat, considerable hail threat, radar indicated max hail size, <. 75 in wind threat, radar indicated max wind gust, 70 mph.
9/20/2021 4:57 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 12/31/2021 9:43 AM CDT At 457 pm cdt, a severe thunderstorm was located near melcher-dallas, or 9 miles north of chariton, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. this severe thunderstorm will be near, melcher-dallas around 505 pm cdt. hail threat, radar indicated max hail size, 0. 88 in wind threat, radar indicated max wind gust, 60 mph.
8/10/2021 3:25 PM CDT Who-tv viewer shared picture of down tree branches and limbs... a few greater than 3 inches in diamete in marion county IA, 4.5 miles S of Knoxville, IA
8/10/2021 3:24 PM CDT Who-tv viewer shared pictures of large tree limbs greater than 3 inches in diameter... outbuilding with substantial damag in marion county IA, 4.6 miles SSE of Knoxville, IA
6/18/2021 11:13 PM CDT Ping Pong Ball sized hail reported 5.9 miles WSW of Knoxville, IA, corrects previous hail report from 4 wnw harvey. one and a half inch hail one and a half mile south of red rock dam. via social media.
6/18/2021 11:12 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 1/14/2022 10:58 PM CDT At 1112 pm cdt, a severe thunderstorm was located over lake red rock, or near knoxville, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. This severe storm will be near, pella around 1125 pm cdt.
6/18/2021 11:09 PM CDT Hen Egg sized hail reported 1.5 miles WSW of Knoxville, IA, via social media/broadcast media. time estimated from radar.
6/18/2021 11:06 PM CDT Half Dollar sized hail reported 0.3 miles SSE of Knoxville, IA, public report via media on social media.
6/18/2021 11:05 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 1/14/2022 11:01 PM CDT At 1104 pm cdt, a severe thunderstorm was located near knoxville raceway, or over knoxville, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. this severe thunderstorm will be near, lake red rock around 1110 pm cdt. Other locations in the path of this severe thunderstorm include pella.
6/18/2021 11:13 AM CDT Ping Pong Ball sized hail reported 5.9 miles WSW of Knoxville, IA, one and a half inch hail one and a half mile south of red rock dam. via social media.
8/10/2020 12:07 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 8/10/2020 12:10 PM CDT The severe thunderstorm warning for monroe, eastern lucas, western wapello, southern marion, eastern wayne, southern mahaska and appanoose counties will expire at 1215 pm cdt, the storms which prompted the warning have moved out of the area. therefore, the warning will be allowed to expire. a severe thunderstorm watch remains in effect until 200 pm cdt for south central and southeastern iowa.
8/10/2020 11:55 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 8/10/2020 11:58 AM CDT At 1154 am cdt, severe thunderstorms were located along a line extending from 7 miles east of pella to near albia to 7 miles southwest of rathbun lake, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. Locations impacted include, oskaloosa, knoxville, centerville, albia, pleasantville, melcher-dallas, eddyville, lake sundown, rathbun lake, knoxville raceway, ottumwa industrial airport, lake red rock, fremont, seymour, moravia, lovilia, beacon, university park, mystic and bussey.
8/10/2020 11:35 AM CDT Awos station koxv knoxville airpor in marion county IA, 2.7 miles NNE of Knoxville, IA
8/10/2020 11:28 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 8/10/2020 11:31 AM CDT At 1128 am cdt, severe thunderstorms were located along a line extending from 6 miles southwest of monroe to 6 miles south of melcher-dallas to 11 miles northwest of corydon, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
8/10/2020 11:12 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 8/10/2020 11:15 AM CDT At 1112 am cdt, severe thunderstorms were located along a line extending from 6 miles northwest of pleasantville to near leon, moving east at 50 mph (radar indicated). Hazards include 70 mph wind gusts. Expect considerable tree damage. damage is likely to mobile homes, roofs, and outbuildings. locations impacted include, west des moines, indianola, norwalk, knoxville, osceola, chariton, pleasantville, melcher-dallas, lakeside casino, knoxville raceway, avenue of the saints event center, lake red rock, milo, hartford, murray, st. charles, russell, new virginia, truro and martensdale. This includes interstate 35 between mile markers 25 and 66.
8/10/2020 10:51 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 8/10/2020 10:54 AM CDT At 1050 am cdt, severe thunderstorms were located along a line extending from norwalk to near sun valley lake, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
7/14/2020 9:20 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 7/14/2020 9:23 PM CDT At 919 pm cdt, a severe thunderstorm was located 7 miles south of pella, moving southeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. expect damage to roofs, siding, and trees
6/5/2020 5:40 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/5/2020 5:43 AM CDT At 539 am cdt, a severe thunderstorm was located 12 miles northwest of albia, moving southeast at 50 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
6/5/2020 5:34 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/5/2020 5:37 AM CDT At 534 am cdt, severe thunderstorms were located along a line extending from near lake red rock to 6 miles south of melcher-dallas to near lakeside casino, moving southeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, pella, knoxville, pleasantville, melcher-dallas, knoxville raceway, lake red rock, lacona, harvey, williamson, sandyville, pella municipal airport, knoxville municipal airport and elk rock state park.
6/5/2020 5:07 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/5/2020 5:10 AM CDT At 506 am cdt, severe thunderstorms were located along a line extending from near mitchellville to near indianola to 6 miles south of winterset, moving southeast at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
5/14/2020 5:39 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/14/2020 5:42 PM CDT At 539 pm cdt, a severe thunderstorm was located over knoxville, moving northeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, knoxville, knoxville raceway, lake red rock, lovilia, hamilton, marysville, knoxville municipal airport and elk rock state park.
5/14/2020 5:14 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/14/2020 5:17 PM CDT At 514 pm cdt, a severe thunderstorm was located near melcher-dallas, or 12 miles north of chariton, moving northeast at 30 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
8/20/2019 6:36 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 8/20/2019 6:43 AM CDT At 636 am cdt, the leading edge of severe thunderstorms was located along a line extending from near keswick to 7 miles southwest of delta to near albia to 9 miles south of chariton, moving east at 65 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, oskaloosa, pella, grinnell, knoxville, osceola, chariton, albia, montezuma, brooklyn, new sharon, melcher-dallas, eddyville, knoxville raceway, rock creek lake, lakeside casino, lake red rock, victor, sully, murray and fremont. this includes the following highways, interstate 35 between mile markers 30 and 42. Interstate 80 between mile markers 172 and 204.
8/20/2019 5:55 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 8/20/2019 5:58 AM CDT The national weather service in des moines has issued a * severe thunderstorm warning for. monroe county in south central iowa. poweshiek county in central iowa. lucas county in south central iowa. Marion county in south central iowa.
7/20/2019 6:21 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 7/20/2019 6:24 PM CDT At 620 pm cdt, severe thunderstorms were located along a line extending from new sharon to 11 miles southeast of melcher-dallas to 6 miles northwest of chariton, moving southeast at 35 mph. a 68 mph wind was reported at the knowxville airport at 615 pm cdt (mesonet wind reports). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs, and outbuildings. Locations impacted include, oskaloosa, pella, knoxville, chariton, new sharon, eddyville, lake red rock, knoxville raceway, sully, fremont, russell, lovilia, beacon, university park, bussey, lynnville, lacona, harvey, lucas and rose hill.
7/20/2019 6:15 PM CDT Awos station koxv knoxville airpor in marion county IA, 2.7 miles NNE of Knoxville, IA
7/20/2019 6:10 PM CDT Two 4 inch maple branches down. multiple reports of tree damage across town. time estimate in marion county IA, 1 miles S of Knoxville, IA
7/20/2019 5:58 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 7/20/2019 6:02 PM CDT At 558 pm cdt, severe thunderstorms were located along a line extending from 11 miles southeast of iowa speedway to near melcher-dallas to 11 miles south of indianola, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
7/20/2019 5:29 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 7/20/2019 5:32 PM CDT At 529 pm cdt, severe thunderstorms were located along a line extending from baxter to near indianola, moving east at 55 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
6/28/2019 10:30 AM CDT Report from kniakrls radio via social media. large tree snapped in town. delayed report... time estimate in marion county IA, 0.5 miles SW of Knoxville, IA
5/28/2019 3:33 PM CDT Quarter sized hail reported 7.5 miles NW of Knoxville, IA, public reported nickel to quarter sized hail in addition to very heavy rainfall near attica. report came via twitter.
5/28/2019 3:26 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/28/2019 3:29 PM CDT At 326 pm cdt, a severe thunderstorm was located near knoxville, moving northeast at 55 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
5/25/2019 7:40 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/25/2019 7:43 PM CDT At 739 pm cdt, a severe thunderstorm was located over knoxville, moving east at 45 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
5/25/2019 7:35 PM CDT Quarter sized hail reported 0.3 miles SSE of Knoxville, IA
5/16/2019 10:34 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/16/2019 10:37 PM CDT At 1033 pm cdt, a severe thunderstorm was located near pella, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. Locations impacted include, pella, knoxville, knoxville raceway, lake red rock, pella municipal airport, knoxville municipal airport and elk rock state park.
5/16/2019 10:18 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/16/2019 10:21 PM CDT At 1018 pm cdt, a severe thunderstorm was located near lake red rock, or near knoxville, moving southeast at 40 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. Locations impacted include, pella, knoxville, pleasantville, melcher-dallas, knoxville raceway, lake red rock, swan, pella municipal airport, knoxville municipal airport and elk rock state park.
5/16/2019 10:07 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/16/2019 10:10 PM CDT At 1007 pm cdt, a severe thunderstorm was located near pleasantville, or 12 miles northwest of knoxville, moving east at 45 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
8/28/2018 4:55 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 8/28/2018 4:58 PM CDT At 455 pm cdt, a severe thunderstorm was located near pella, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. Expect damage to roofs, siding, and trees. Locations impacted include, oskaloosa, pella, knoxville, lake red rock, harvey, leighton, pella municipal airport and elk rock state park.
8/28/2018 4:52 PM CDT Power lines and several tree limbs down. time estimated by rada in marion county IA, 3 miles W of Knoxville, IA
8/28/2018 4:50 PM CDT One residence with approximately 300 square feet of shingles blown off roo in marion county IA, 3.9 miles NW of Knoxville, IA
8/28/2018 4:49 PM CDT Several trees and power lines down south of knoxville. time estimated by rada in marion county IA, 4.3 miles NNW of Knoxville, IA
8/28/2018 4:39 PM CDT A large egg laying building was destroyed south of knoxville along highway 14. the storm moved the south end of the building roughly 40 feet off of its foundation. the in marion county IA, 3.9 miles N of Knoxville, IA
8/28/2018 4:37 PM CDT Several trees and power lines down throughout town. time estimated by rada in marion county IA, 0.7 miles ESE of Knoxville, IA
8/28/2018 4:36 PM CDT Several tree limbs and power lines down. time estimated by rada in marion county IA, 3.7 miles ENE of Knoxville, IA
8/28/2018 4:34 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 8/28/2018 4:39 PM CDT At 434 pm cdt, a severe thunderstorm was located over knoxville raceway, or over knoxville, moving east at 50 mph (radar indicated). Hazards include 60 mph wind gusts and penny size hail. expect damage to roofs, siding, and trees
6/30/2018 10:42 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 2/8/2022 8:16 AM CDT The severe thunderstorm warning for northern marion, northwestern mahaska and jasper counties will expire at 1045 pm cdt, the storms which prompted the warning have weakened below severe limits, and no longer pose an immediate threat to life or property. therefore, the warning will be allowed to expire. however gusty winds and heavy rain are still possible with these thunderstorms.
6/30/2018 10:14 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/30/2018 10:18 PM CDT At 1014 pm cdt, severe thunderstorms were located along a line extending from near baxter to near iowa speedway to pleasantville, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs, siding, and trees. locations impacted include, newton, pella, knoxville, colfax, monroe, pleasantville, prairie city, baxter, iowa speedway, knoxville raceway, lake red rock, rock creek lake, sully, kellogg, lynnville, mingo, lambs grove, oakland acres, reasnor and swan. This includes interstate 80 between mile markers 150 and 179.
6/30/2018 9:58 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/30/2018 10:03 PM CDT At 958 pm cdt, severe thunderstorms were located along a line extending from 6 miles north of mitchellville to near prairie city to 6 miles west of pleasantville, moving east at 30 mph (radar indicated). Hazards include 60 mph wind gusts. expect damage to roofs, siding, and trees
6/28/2018 12:54 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/28/2018 12:57 PM CDT At 1252 pm cdt, severe thunderstorms were located along a line extending from near pella to 8 miles west of albia to 6 miles northwest of rathbun lake, moving east at 60 mph. these are very dangerous storms (trained weather spotters. numerous reports of wind damage have been reported with these storms. radar indicates winds speeds of 80 to 85 mph possible). Hazards include 80 mph wind gusts and nickel size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. Locations impacted include, oskaloosa, pella, knoxville, centerville, chariton, albia, pleasantville, new sharon, melcher-dallas, eddyville, lake sundown, rathbun lake, knoxville raceway, lake red rock, moravia, moulton, russell, lovilia, beacon and university park.
6/28/2018 12:45 PM CDT Several large trees down in knoxvill in marion county IA, 0.7 miles ENE of Knoxville, IA
6/28/2018 12:38 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/28/2018 12:41 PM CDT At 1238 pm cdt, severe thunderstorms were located along a line extending from near pleasantville to 8 miles south of melcher-dallas to near chariton, moving east at 60 mph. these are very dangerous storms (trained weather spotters. these storms are producing widespread wind damage). Hazards include 80 mph wind gusts and nickel size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. Extensive tree damage and power outages are likely.
6/28/2018 12:28 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/28/2018 12:32 PM CDT At 1227 pm cdt, severe thunderstorms were located along a line extending from 6 miles southeast of carlisle to 6 miles west of melcher-dallas to 8 miles northwest of chariton, moving east at 55 mph. these are very dangerous storms (radar indicated. a measured gusts of 68 mph was reported in indianola at 1215pm. stronger winds are possible). Hazards include 80 mph wind gusts and nickel size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows, and vehicles. extensive tree damage and power outages are likely. locations impacted include, des moines, west des moines, indianola, norwalk, knoxville, carlisle, monroe, pleasantville, melcher-dallas, knoxville raceway, avenue of the saints event center, lake red rock, milo, hartford, martensdale, lacona, cumming, williamson, st. marys and ackworth. This includes interstate 35 between mile markers 50 and 60, and between mile markers 63 and 64.
6/28/2018 12:12 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/28/2018 12:16 PM CDT At 1212 pm cdt, a severe thunderstorm was located near indianola, moving east at 60 mph (trained weather spotters. these storms have produced wind damage in the warned counties). Hazards include 70 mph wind gusts and nickel size hail. Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings.
6/20/2018 1:21 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/20/2018 1:25 PM CDT At 121 pm cdt, a severe thunderstorm was located near pella, moving northeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, pella, knoxville, lake red rock, elk rock state park and pella municipal airport.
6/20/2018 1:05 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/20/2018 1:09 PM CDT At 105 pm cdt, a severe thunderstorm was located over lake red rock, or near knoxville, moving northeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, pella, knoxville, knoxville raceway, lake red rock, pella municipal airport, knoxville municipal airport and elk rock state park.
6/20/2018 12:49 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/20/2018 12:55 PM CDT At 1248 pm cdt, a severe thunderstorm was located near knoxville raceway, or near knoxville, moving northeast at 20 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
6/6/2018 7:41 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/6/2018 7:45 PM CDT The severe thunderstorm warning for southern poweshiek, northeastern marion, mahaska and southeastern jasper counties will expire at 745 pm cdt, the storm which prompted the warning has moved out of the area. therefore, the warning will be allowed to expire. however small hail, gusty winds and heavy rain are still possible with this thunderstorm. a severe thunderstorm warning continues for southern marion and mahaska counties until 815 pm cdt. a severe thunderstorm watch remains in effect until 1000 pm cdt for central and south central iowa.
6/6/2018 7:15 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/6/2018 7:20 PM CDT At 714 pm cdt, a severe thunderstorm was located 9 miles southeast of pella, moving south at 25 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. expect damage to roofs, siding, and trees
6/6/2018 7:11 PM CDT Trees and power lines downed in knoxville relayed by emergency managemen in marion county IA, 0.7 miles ESE of Knoxville, IA
6/6/2018 7:07 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/6/2018 7:10 PM CDT At 706 pm cdt, a severe thunderstorm was located over new sharon, or 10 miles southwest of montezuma, moving south at 15 mph (trained weather spotters reported 62 mph winds at pella at 701 pm cdt this evening). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. locations impacted include, newton, oskaloosa, pella, grinnell, knoxville, montezuma, monroe, new sharon, iowa speedway, knoxville raceway, lake red rock, sully, beacon, university park, lynnville, deep river, harvey, barnes city, lambs grove and rose hill. This includes interstate 80 between mile markers 162 and 204.
6/6/2018 6:43 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/6/2018 6:46 PM CDT At 643 pm cdt, a severe thunderstorm was located near new sharon, or 7 miles west of montezuma, moving south at 15 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. expect damage to roofs, siding, and trees
5/12/2018 4:06 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/12/2018 4:10 AM CDT A severe thunderstorm warning remains in effect until 430 am cdt for southwestern marion and southeastern warren counties. at 405 am cdt, a severe thunderstorm was located 8 miles west of melcher-dallas, or 11 miles southeast of indianola, moving east at 40 mph. hazard. Quarter size hail.
5/12/2018 3:39 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/12/2018 3:46 AM CDT At 339 am cdt, a severe thunderstorm was located near indianola, moving east at 35 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
6/28/2017 1:26 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 2/18/2022 1:24 PM CDT The tornado warning for central marion county will expire at 630 pm cdt, the storm which prompted the warning has moved out of the area. therefore the warning will be allowed to expire. however heavy rain is still possible with this thunderstorm. a tornado watch remains in effect until 1000 pm cdt for south central iowa. remember, a tornado warning still remains in effect for portions of northern marion county until 645pm.
6/28/2017 1:14 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/28/2017 6:17 PM CDT At 614 pm cdt, a tornado producing storm was located near lake red rock, or near knoxville, moving east at 35 mph (radar confirmed tornado). Hazards include damaging tornado and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this tornadic storm will be near, lake red rock around 620 pm cdt. pella around 635 pm cdt. Other locations impacted by this tornadic thunderstorm include elk rock state park and pella municipal airport.
6/28/2017 1:12 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/28/2017 6:17 PM CDT At 612 pm cdt, a confirmed tornado was located near pleasantville, or near knoxville, moving east at 30 mph (radar confirmed tornado). Hazards include damaging tornado and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. This tornado will be near, knoxville, knoxville raceway and lake red rock around 620 pm cdt.
6/28/2017 1:02 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/28/2017 6:05 PM CDT At 601 pm cdt, a confirmed tornado was located near pleasantville, or 9 miles west of knoxville, moving east at 30 mph (radar confirmed tornado). Hazards include damaging tornado and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this tornado will be near, knoxville, knoxville raceway and lake red rock around 620 pm cdt. Other locations impacted by this tornadic thunderstorm include knoxville municipal airport.
6/28/2017 12:55 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/28/2017 5:58 PM CDT At 555 pm cdt, a severe thunderstorm capable of producing a tornado was located near pleasantville, or 11 miles west of knoxville, moving east at 30 mph (radar indicated rotation). Hazards include tornado. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this dangerous storm will be near, pleasantville around 600 pm cdt. melcher-dallas around 610 pm cdt. lake red rock around 615 pm cdt. knoxville and knoxville raceway around 620 pm cdt. Other locations impacted by this tornadic thunderstorm include sandyville, knoxville municipal airport and milo.
6/22/2017 11:56 PM CDT Five trees down with a transformer on fir in marion county IA, 0.3 miles SSE of Knoxville, IA
6/22/2017 11:18 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/22/2017 11:22 PM CDT At 1118 pm cdt, a severe thunderstorm was located over pleasantville, or 11 miles northwest of knoxville, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. Locations impacted include, des moines, norwalk, knoxville, carlisle, pleasantville, southridge mall, des moines int`l airport, knoxville raceway, lake red rock, hartford, swan, sandyville, knoxville municipal airport and elk rock state park.
6/22/2017 11:08 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/22/2017 11:13 PM CDT At 1108 pm cdt, a severe thunderstorm was located near carlisle, or 7 miles southeast of pleasant hill, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
6/15/2017 9:44 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/15/2017 9:47 PM CDT At 944 pm cdt, a severe thunderstorm was located 8 miles southeast of knoxville, moving east at 35 mph (radar indicated). Hazards include two inch hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.
6/15/2017 9:34 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/15/2017 9:38 PM CDT At 934 pm cdt, a severe thunderstorm was located near melcher-dallas, or near knoxville, moving east at 30 mph. this is a very dangerous storm (law enforcement. at 9:32pm, law enforcement reported baseball sized hail 5 miles east of melcher-dallas). Hazards include baseball size hail and 60 mph wind gusts. People and animals outdoors will be severely injured. expect shattered windows, extensive damage to roofs, siding, and vehicles. Locations impacted include, pella, knoxville, knoxville raceway, lake red rock, lovilia, bussey, harvey, hamilton, marysville, pella municipal airport and knoxville municipal airport.
6/15/2017 9:32 PM CDT Baseball sized hail reported 6.9 miles NNE of Knoxville, IA, baseball sized hail and very strong wind.
6/15/2017 9:30 PM CDT Baseball sized hail reported 6 miles N of Knoxville, IA, multiple patrol cars and ema vehicles damaged by large hail. some reports coming in of damages to homes... buildings... etc from the hail. most reports coming in are fr
6/15/2017 9:26 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/15/2017 9:31 PM CDT At 926 pm cdt, a severe thunderstorm was located over melcher-dallas, or 9 miles southwest of knoxville, moving east at 30 mph (law enforcement. at 9:24pm, law enforcment reported golf ball sized hail in melcher-dallas). Hazards include two inch hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. expect wind damage to roofs, siding, and trees. Locations impacted include, pella, knoxville, melcher-dallas, knoxville raceway, lake red rock, lovilia, bussey, harvey, hamilton, marysville, pella municipal airport and knoxville municipal airport.
6/15/2017 9:19 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/15/2017 9:25 PM CDT At 918 pm cdt, a severe thunderstorm was located near melcher-dallas, or 13 miles southwest of knoxville, moving east at 30 mph (radar indicated). Hazards include ping pong ball size hail and 60 mph wind gusts. People and animals outdoors will be injured. expect hail damage to roofs, siding, windows, and vehicles. Expect wind damage to roofs, siding, and trees.
6/14/2017 4:18 AM CDT Power poles down near highway s45 and mckimber street west of knoxvill in marion county IA, 4.3 miles E of Knoxville, IA
5/17/2017 5:26 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/17/2017 5:29 PM CDT The severe thunderstorm warning for poweshiek, monroe, wapello, eastern marion, mahaska, northern appanoose and eastern jasper counties will expire at 530 pm cdt, the storms which prompted the warning have moved out of the area. therefore the warning will be allowed to expire. additional storms are possible through 7 pm. a tornado watch remains in effect until 700 pm cdt for south central, central and southeastern iowa.
5/17/2017 5:01 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/17/2017 5:12 PM CDT At 500 pm cdt, severe thunderstorms were located along a line extending from near newton to new sharon to near hedrick, moving northeast at 55 mph (trained weather spotters. at 451 pm...65 mph winds were reported by a department of transportation weather station). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. locations impacted include, ottumwa, newton, oskaloosa, pella, grinnell, knoxville, albia, montezuma, monroe, brooklyn, new sharon, eddyville, ottumwa industrial airport, iowa speedway, knoxville raceway, rock creek lake, lake red rock, sully, fremont and moravia. this includes interstate 80 between mile markers 165 and 200. A tornado watch remains in effect until 700 pm cdt for south central, central and southeastern iowa.
5/17/2017 4:43 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/17/2017 5:11 PM CDT At 442 pm cdt, severe thunderstorms were located along a line extending from 6 miles north of monroe to 8 miles southeast of pella to near ottumwa, moving northeast at 65 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. Expect damage to roofs, siding, and trees. locations impacted include, ottumwa, newton, oskaloosa, pella, grinnell, knoxville, albia, montezuma, monroe, brooklyn, new sharon, eddyville, ottumwa industrial airport, iowa speedway, knoxville raceway, rock creek lake, lake red rock, sully, fremont and moravia. this includes interstate 80 between mile markers 165 and 200. A tornado watch remains in effect until 700 pm cdt for south central, central and southeastern iowa.
5/17/2017 4:27 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 5/17/2017 5:08 PM CDT At 427 pm cdt, severe thunderstorms were located along a line extending from near carlisle to near knoxville to near lake sundown, moving northeast at 65 mph (radar indicated). Hazards include 60 mph wind gusts and nickel size hail. expect damage to roofs, siding, and trees
5/17/2017 12:21 AM CDT Trees downed in knoxville. one fell on a car and crushed i in marion county IA, 0.3 miles SSE of Knoxville, IA
4/16/2017 12:00 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 4/16/2017 12:03 AM CDT At 1159 pm cdt, a severe thunderstorm was located near lake red rock, or near pella, moving east at 40 mph (radar indicated). Hazards include 60 mph wind gusts and half dollar size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
4/15/2017 10:56 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 4/15/2017 10:59 PM CDT At 1056 pm cdt, a severe thunderstorm was located near pleasantville, or 9 miles northeast of indianola, moving east at 25 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, indianola, pella, knoxville, carlisle, pleasantville, knoxville raceway, lake red rock, hartford, harvey, ackworth, swan, sandyville, pella municipal airport, elk rock state park and knoxville municipal airport.
4/15/2017 10:23 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 4/15/2017 10:26 PM CDT At 1023 pm cdt, a severe thunderstorm was located near indianola, moving east at 35 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
4/15/2017 8:12 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 4/15/2017 8:16 PM CDT At 812 pm cdt, a severe thunderstorm was located near knoxville, moving northeast at 45 mph (trained weather spotters). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, knoxville, melcher-dallas, marysville and knoxville municipal airport.
4/15/2017 7:56 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 2/18/2022 10:43 PM CDT The severe thunderstorm warning for northwestern marion and southeastern warren counties will expire at 800 pm cdt, the storm which prompted the warning has weakened below severe limits, and no longer poses an immediate threat to life or property. therefore the warning will be allowed to expire. however heavy rain is still possible with this thunderstorm. a severe thunderstorm watch remains in effect until 1100 pm cdt for central and south central iowa.
4/15/2017 7:46 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 4/15/2017 7:52 PM CDT At 746 pm cdt, a severe thunderstorm was located 8 miles northwest of chariton, moving northeast at 45 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
4/15/2017 7:46 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 4/15/2017 7:49 PM CDT At 746 pm cdt, a severe thunderstorm was located 8 miles northwest of chariton, moving northeast at 45 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
4/15/2017 7:28 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 4/15/2017 7:33 PM CDT At 728 pm cdt, a severe thunderstorm was located 9 miles northwest of melcher-dallas, or 10 miles southeast of indianola, moving northeast at 40 mph (trained weather spotters). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, knoxville, pleasantville, lake red rock, milo and sandyville.
4/15/2017 7:21 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 4/15/2017 7:24 PM CDT At 721 pm cdt, a severe thunderstorm was located 8 miles southeast of indianola, moving east at 40 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, knoxville, pleasantville, lake red rock, milo, sandyville and otter creek county park.
4/15/2017 7:07 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 4/15/2017 7:10 PM CDT At 707 pm cdt, a severe thunderstorm was located 9 miles south of indianola, moving northeast at 40 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
4/15/2017 5:51 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 4/15/2017 5:56 PM CDT At 551 pm cdt, a severe thunderstorm was located 8 miles west of melcher-dallas, or 11 miles southeast of indianola, moving northeast at 35 mph (radar indicated). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, knoxville, pleasantville, lake red rock, milo, swan, sandyville and elk rock state park.
4/15/2017 5:33 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 4/15/2017 5:38 PM CDT At 533 pm cdt, a severe thunderstorm was located 14 miles south of indianola, moving northeast at 40 mph (radar indicated). Hazards include half dollar size hail. damage to vehicles is expected
4/10/2017 12:33 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 4/10/2017 12:36 AM CDT At 1232 am cdt, a severe thunderstorm was located near lake red rock, or near knoxville, moving northeast at 60 mph (law enforcement confirmed quarter sized hail). Hazards include quarter size hail. Damage to vehicles is expected. Locations impacted include, pella, knoxville, knoxville raceway, lake red rock, harvey, leighton, pella municipal airport, knoxville municipal airport and elk rock state park.
4/10/2017 12:31 AM CDT Quarter sized hail reported 0.3 miles SSE of Knoxville, IA
4/10/2017 12:31 AM CDT Quarter sized hail reported 5.5 miles NW of Knoxville, IA, quarter size hail at 12:31am. pea size hail at this time (12:35am).
4/10/2017 12:30 AM CDT Quarter sized hail reported 7.2 miles NW of Knoxville, IA
4/10/2017 12:22 AM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 4/10/2017 12:26 AM CDT At 1221 am cdt, a severe thunderstorm was located over melcher-dallas, or near knoxville, moving northeast at 60 mph (radar indicated). Hazards include quarter size hail. damage to vehicles is expected
3/6/2017 7:54 PM CST Radar Image for Severe Thunderstorms near Knoxville, IA at 3/6/2017 7:57 PM CST The severe thunderstorm warning for marion and southeastern warren counties will expire at 800 pm cst, the storm which prompted the warning has moved out of the area. therefore the warning will be allowed to expire. however gusty winds are still possible with this thunderstorm. a tornado watch remains in effect until 1000 pm cst for central and south central iowa. remember, a severe thunderstorm warning still remains in effect for eastern portions of marion county.
3/6/2017 7:51 PM CST Radar Image for Severe Thunderstorms near Knoxville, IA at 3/6/2017 7:54 PM CST At 751 pm cst, severe thunderstorms were located along a line extending from 6 miles north of pella to 8 miles southeast of melcher-dallas, moving east at 45 mph (trained weather spotters). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
3/6/2017 7:45 PM CST Radar Image for Severe Thunderstorms near Knoxville, IA at 3/6/2017 7:50 PM CST At 745 pm cst, a severe thunderstorm was located near pella, moving east at 55 mph (trained weather spotters). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding, and trees. locations impacted include, pella, knoxville, monroe, pleasantville, melcher-dallas, knoxville raceway, lake red rock, bussey, lacona, harvey, hamilton, marysville, pella municipal airport, knoxville municipal airport and elk rock state park. A tornado watch remains in effect until 1000 pm cst for central and south central iowa.
3/6/2017 7:40 PM CST Radar Image for Severe Thunderstorms near Knoxville, IA at 3/6/2017 7:44 PM CST At 740 pm cst, a confirmed tornado was located near lake red rock, or near knoxville, moving northeast at 60 mph (weather spotters confirmed tornado). Hazards include damaging tornado and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. the tornado will be near, pella around 750 pm cst. Other locations impacted by this tornadic thunderstorm include pella municipal airport, elk rock state park, sully and lynnville.
3/6/2017 7:37 PM CST Structure damage reported by marion county emergency manager. report location and time estimated via rada in marion county IA, 4.5 miles SE of Knoxville, IA
3/6/2017 7:35 PM CST Radar Image for Severe Thunderstorms near Knoxville, IA at 3/6/2017 7:41 PM CST At 734 pm cst, a confirmed tornado was located near knoxville raceway, or near knoxville, moving east at 55 mph (weather spotters confirmed tornado). Hazards include damaging tornado and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this tornado will be near, knoxville and lake red rock around 740 pm cst. Other locations impacted by this tornadic thunderstorm include elk rock state park and knoxville municipal airport.
3/6/2017 7:27 PM CST Radar Image for Severe Thunderstorms near Knoxville, IA at 3/6/2017 7:31 PM CST At 726 pm cst, a severe thunderstorm capable of producing a tornado was located 7 miles northwest of melcher-dallas, or 11 miles southeast of indianola, moving northeast at 60 mph (radar indicated rotation). Hazards include tornado and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this dangerous storm will be near, pleasantville around 735 pm cst. knoxville, knoxville raceway and lake red rock around 740 pm cst. Other locations impacted by this tornadic thunderstorm include elk rock state park, milo and knoxville municipal airport.
3/6/2017 7:21 PM CST Radar Image for Severe Thunderstorms near Knoxville, IA at 3/6/2017 7:25 PM CST At 720 pm cst, a severe thunderstorm capable of producing a tornado was located 10 miles west of melcher-dallas, or 10 miles southeast of indianola, moving east at 55 mph (radar indicated rotation). Hazards include tornado and quarter size hail. Flying debris will be dangerous to those caught without shelter. mobile homes will be damaged or destroyed. damage to roofs, windows, and vehicles will occur. tree damage is likely. this dangerous storm will be near, melcher-dallas around 730 pm cst. knoxville, knoxville raceway and lake red rock around 740 pm cst. Other locations impacted by this tornadic thunderstorm include elk rock state park, lacona, milo and knoxville municipal airport.
3/6/2017 7:12 PM CST Radar Image for Severe Thunderstorms near Knoxville, IA at 3/6/2017 7:16 PM CST At 712 pm cst, a severe thunderstorm was located over indianola, moving east at 55 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
8/11/2016 10:21 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 8/11/2016 10:25 PM CDT At 1021 pm cdt, severe thunderstorms were located along a line extending from 7 miles north of pella to 14 miles southeast of knoxville to 10 miles west of albia to near corydon, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding. and trees. Locations impacted include, pella, knoxville, chariton, monroe, melcher-dallas, knoxville raceway, lake red rock, rathbun lake, russell, lovilia, bussey, harvey, lucas, leighton, williamson, hamilton, derby, melrose, marysville and millerton.
8/11/2016 9:59 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 8/11/2016 10:03 PM CDT At 958 pm cdt, severe thunderstorms were located along a line extending from monroe to near melcher-dallas to 6 miles north of chariton to 10 miles northwest of corydon, moving east at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding. And trees.
11/11/2015 3:42 PM CST Numerous trees down and roofs off buildings. possible tornado based on rada in marion county IA, 0.3 miles SSE of Knoxville, IA
11/11/2015 3:37 PM CST Semi trailer truck flipped with injuries reports (number unknown). building roofs blown of in marion county IA, 5.7 miles NNE of Knoxville, IA
11/11/2015 3:27 PM CST Radar Image for Severe Thunderstorms near Knoxville, IA at 11/11/2015 3:30 PM CST At 326 pm cst, severe thunderstorms were located along a line extending from drake stadium and knapp center to 7 miles east of indianola to 8 miles southeast of chariton, moving east at 50 mph (trained weather spotters). Hazards include 60 mph wind gusts. Expect damage to roofs. Siding and trees.
8/2/2015 6:36 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 8/2/2015 6:40 PM CDT At 636 pm cdt, a severe thunderstorm was located over pella, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. Locations impacted include, pella, knoxville, lake red rock, bussey, harvey, leighton, hamilton, marysville, elk rock state park and pella municipal airport.
8/2/2015 6:18 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 8/2/2015 6:21 PM CDT At 617 pm cdt, a severe thunderstorm was located near monroe, or 9 miles northwest of pella, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding and trees.
7/28/2015 8:37 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 7/28/2015 8:40 PM CDT At 837 pm cdt, a severe thunderstorm was located 5 miles southwest of pleasantville, or 11 miles west of knoxville, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. Siding and trees.
7/28/2015 6:22 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 7/28/2015 6:25 PM CDT The severe thunderstorm warning for eastern marion county will expire at 630 pm cdt, the storm which prompted the warning has moved out of the area. therefore the warning will be allowed to expire. however gusty winds are still possible with this thunderstorm. a severe thunderstorm watch remains in effect until midnight cdt for south central iowa.
7/28/2015 6:20 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 7/28/2015 6:23 PM CDT At 620 pm cdt, a severe thunderstorm was located 5 miles west of eddyville, or 8 miles southwest of oskaloosa, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding and trees. Locations impacted include, oskaloosa, pella, knoxville, knoxville raceway, lake red rock, beacon, university park, bussey, harvey, leighton, hamilton, marysville, elk rock state park, pella municipal airport and knoxville municipal airport.
7/28/2015 6:02 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 7/28/2015 6:05 PM CDT At 602 pm cdt, a severe thunderstorm was located 11 miles south of pella, moving southeast at 35 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs and outbuildings. Locations impacted include, pella, knoxville, knoxville raceway, lake red rock, bussey, harvey, hamilton, marysville, elk rock state park, pella municipal airport and knoxville municipal airport.
7/28/2015 6:00 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 7/28/2015 6:04 PM CDT At 600 pm cdt, a severe thunderstorm was located 10 miles south of pella, moving east at 35 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs and outbuildings. Locations impacted include, oskaloosa, pella, knoxville, knoxville raceway, lake red rock, beacon, university park, bussey, harvey, leighton, hamilton, marysville, elk rock state park, pella municipal airport and knoxville municipal airport.
7/28/2015 5:51 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 7/28/2015 5:54 PM CDT At 551 pm cdt, a severe thunderstorm was located near knoxville, moving east at 20 mph. this is a very dangerous storm (radar indicated). Hazards include 80 mph wind gusts. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows and vehicles. extensive tree damage and power outages are likely. Locations impacted include, pella, knoxville, pleasantville, melcher-dallas, knoxville raceway, lake red rock, bussey, harvey, hamilton, swan, marysville, elk rock state park, pella municipal airport and knoxville municipal airport.
7/28/2015 5:50 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 7/28/2015 5:53 PM CDT At 549 pm cdt, a severe thunderstorm was located 5 miles southeast of lake red rock, or 5 miles east of knoxville, moving east at 30 mph. this is a very dangerous storm (radar indicated). Hazards include 80 mph wind gusts. Flying debris will be dangerous to those caught without shelter. mobile homes will be heavily damaged. expect considerable damage to roofs, windows and vehicles. Extensive tree damage and power outages are likely.
7/28/2015 5:37 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 7/28/2015 5:40 PM CDT At 537 pm cdt, a severe thunderstorm was located near knoxville raceway, or near knoxville, moving southeast at 25 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. siding and trees. Locations impacted include, pella, knoxville, monroe, pleasantville, melcher-dallas, knoxville raceway, lake red rock, milo, hartford, bussey, harvey, hamilton, ackworth, swan, marysville, sandyville, knoxville municipal airport, elk rock state park and pella municipal airport.
7/28/2015 5:24 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 7/28/2015 5:27 PM CDT At 524 pm cdt, a severe thunderstorm was located over pleasantville, or 10 miles northwest of knoxville, moving east at 20 mph (radar indicated). Hazards include 60 mph wind gusts. Expect damage to roofs. Siding and trees.
6/24/2015 9:39 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/24/2015 9:42 PM CDT At 939 pm cdt, severe thunderstorms were located along a line extending from 13 miles northwest of albia to 8 miles southeast of chariton to 8 miles north of leon, moving southeast at 35 mph (radar indicated). Hazards include 70 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect considerable tree damage. wind damage is also likely to mobile homes, roofs and outbuildings. locations impacted include, knoxville, osceola, chariton, melcher-dallas, knoxville raceway, lake red rock, russell, harvey, lucas, woodburn, williamson, hamilton, derby, melrose, marysville, chariton municipal airport, red haw lake state park and knoxville municipal airport. this includes interstate 35 between mile markers 25 and 31. A tornado watch remains in effect until 200 am cdt for south central iowa.
6/24/2015 9:24 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/24/2015 9:29 PM CDT At 924 pm cdt, severe thunderstorms were located along a line extending from 4 miles east of melcher-dallas to 4 miles northwest of chariton to 6 miles southwest of osceola, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. expect wind damage to roofs, siding and trees. locations impacted include, knoxville, osceola, chariton, pleasantville, melcher-dallas, knoxville raceway, lakeside casino, lake red rock, murray, russell, lacona, harvey, lucas, woodburn, williamson, hamilton, derby, melrose, marysville and chariton municipal airport. this includes interstate 35 between mile markers 25 and 39. A tornado watch remains in effect until 200 am cdt for south central iowa.
6/24/2015 9:10 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/24/2015 9:13 PM CDT At 909 pm cdt, severe thunderstorms were located along a line extending from 4 miles northwest of melcher-dallas to 12 miles northwest of chariton to 9 miles west of lakeside casino, moving southeast at 35 mph (radar indicated). Hazards include 60 mph wind gusts and quarter size hail. Hail damage to vehicles is expected. Expect wind damage to roofs, siding and trees.
6/20/2015 5:18 PM CDT Radar Image for Severe Thunderstorms near Knoxville, IA at 6/20/2015 5:28 PM CDT At 517 pm cdt, a severe thunderstorm was located 6 miles east of knoxville, moving east at 30 mph (radar indicated). Hazards include golf ball size hail. People and animals outdoors will be injured. Expect damage to roofs, siding, windows and vehicles.
8/31/2014 11:05 PM CDT Reported at knoxville municipal airport in marion county IA, 1.2 miles NNE of Knoxville, IA
6/17/2014 2:00 AM CDT Rlri4 - lake red rock bridge in marion county IA, 7.2 miles S of Knoxville, IA
4/12/2014 11:20 PM CDT 61 mph wind gust continues to be reported by knoxville awo in marion county IA, 1.2 miles NNE of Knoxville, IA
4/12/2014 11:20 PM CDT 61 mph wind gust continues to be reported by knoxville awo in marion county IA, 1.2 miles NNE of Knoxville, IA
4/12/2014 11:15 PM CDT Reported by knoxville awo in marion county IA, 1.2 miles NNE of Knoxville, IA
4/12/2014 11:10 PM CDT 60 mph gust reported by knoxville awo in marion county IA, 1.2 miles NNE of Knoxville, IA
9/19/2013 4:54 PM CDT 58 mph winds measured at red rock bridge in marion county IA, 2.4 miles S of Knoxville, IA
9/19/2013 4:46 PM CDT Tree across road 80th ave 1/2 mile south of highway 92 from marion county emergeny manager. time estimated from rada in marion county IA, 5.3 miles E of Knoxville, IA
4/14/2012 8:49 PM CDT Roof blown off house. garage blown dow in marion county IA, 4.5 miles N of Knoxville, IA
4/14/2012 8:30 PM CDT Garage attached to a house destroyed and partial roof loss to the house. debris from the house strewn eastward downwind of the house for over 100 yards. garage door...w in marion county IA, 4.9 miles NNW of Knoxville, IA
4/14/2012 8:29 PM CDT Trees down and dime size hail reporte in marion county IA, 0.3 miles SSE of Knoxville, IA
1/1/0001 12:00 AM Walmart supercenter had a large window blown ou in marion county IA, 0.3 miles SSE of Knoxville, IA
1/1/0001 12:00 AM Several reports of powerlines down in the city and near the racetrack. time estimated from rada in marion county IA, 0.3 miles SSE of Knoxville, IA
1/1/0001 12:00 AM Tree down in knoxville town square in marion county IA, 0.3 miles SSE of Knoxville, IA
1/1/0001 12:00 AM Powerline and poles down in marion county IA, 0.3 miles SSE of Knoxville, IA
1/1/0001 12:00 AM Storm damage reported in marion county IA, 0.3 miles SSE of Knoxville, IA
1/1/0001 12:00 AM Numerous trees reported down in knoxville in marion county IA, 0.3 miles SSE of Knoxville, IA
1/1/0001 12:00 AM Semi blown off highway 14 about 1 mile north of knoxvill in marion county IA, 1 miles S of Knoxville, IA