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Storm Activity›Illinois Storm Activity›Clark County, IL
Illinois · Official NOAA Storm Data

Clark County Hail Map & Storm Reports

Hail, wind, and tornado reports from official NOAA sources (NWS & SPC) · Last 12 months · Updated Nov 2, 2026

Has it hailed in Clark County, Illinois recently? Official National Weather Service (NWS) and Storm Prediction Center (SPC) records say yes: 16 hail reports with hail up to 2.5", among 58 severe weather events logged here in the last 12 months, together with 42 high-wind reports with gusts up to 60 mph. The most recent recorded storm activity was on Aug 11, 2026. This page updates daily: every event comes straight from official NOAA data — no estimates, no modeling, just the record.

Map of Clark County, Illinois showing the county boundary and surrounding cities
Clark County, Illinois. Map © Mapbox © OpenStreetMap · County boundary: US Census Bureau.

Clark County hail map

Where hail and high-wind reports clustered across Clark County over the last 12 months. Heat shows report density and significance, not radar.

58
Events (12 mo)
16
Hail
42
Wind
0
Tornado
2.5"
Max hail
60
Max wind (mph)
Aug 11, 2026
Most recent

What the radar showed

Radar snapshot during the Nov 18, 2025 hail event near 4 NNE Bellair, Clark County, Illinois, with NWS warning polygons
NEXRAD radar at the moment of the Nov 18, 2025 hail event (2.5") near 4 NNE Bellair. Outlined polygons are the storm-based warnings exactly as issued by the National Weather Service. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

Storm exposure for an address in Clark County

Get a free report in your folder. A city is enough if you do not have a street.

Storm log — the official record, day by day

Events older than 30 days, as recorded by the National Weather Service and Storm Prediction Center. Excerpts are quoted directly from official warnings and verified reports.

Tuesday, August 11, 2026

1 SPC verified storm report — hail up to 1"

Monday, July 27, 2026

3 SPC verified storm reports

“Delayed report. Extensive tree damage with numerous large... mature trees snapped or uprooted near Fox Rd and Lower Park Road. Time estimated from radar. (ILX)”

SPC verified report · 4 SSW Marshall

“Lots of trees down in town. Relayed by TV media. (ILX)”

SPC verified report · Marshall

Thursday, July 9, 2026

1 NWS warning — wind gusts up to 50 mph

“At 517 PM CDT, Doppler radar was tracking a strong thunderstorm near Toledo, moving east at 30 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Clark County

Saturday, July 4, 2026

1 NWS warning — wind gusts up to 50 mph

“At 640 PM CDT, Doppler radar was tracking a strong thunderstorm near Marshall, moving north at 15 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Marshall, Dennison, Sandford, Oliver, and Lincoln Trail State Park. This includes Interstate 70 between mile markers 141 and 154.”

NWS severe weather mention · Clark County

Thursday, June 25, 2026

3 NWS warnings — hail up to 0.5"

NEXRAD radar during the Thursday, June 25, 2026 storm activity in Clark County, Illinois
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 511 AM CDT, Doppler radar was tracking a strong thunderstorm near Hutsonville, or 12 miles north of Robinson, moving southeast at 30 mph. Hazard: Wind gusts up to 50 mph and half inch hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Clark County

“At 501 AM CDT, Doppler radar was tracking a strong thunderstorm 8 miles northwest of Hutsonville, or 12 miles north of Robinson, moving southeast at 30 mph. Hazard: Wind gusts up to 50 mph and half inch hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Clark County

Wednesday, June 17, 2026

1 SPC verified storm report · 1 NWS warning — wind gusts up to 50 mph

NEXRAD radar during the Wednesday, June 17, 2026 storm activity in Clark County, Illinois
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected. WHERE...Portions of central, east central, southeast, and west central Illinois. WHEN...From 1 PM this afternoon to 7 PM CDT this evening. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Clark County

“Roof damage to multiple buildings in downtown Marshall on Archer St. Report received from FaceBook. (ILX)”

SPC verified report · Marshall

Tuesday, June 9, 2026

3 NWS warnings — hail up to 0.75"

NEXRAD radar during the Tuesday, June 9, 2026 storm activity in Clark County, Illinois
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 516 PM CDT, Doppler radar was tracking a strong thunderstorm near Ashmore, or near Charleston, moving east at 25 mph. Hazard: Wind gusts up to 50 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include... Charleston, Kansas, Ashmore, and Westfield.”

NWS severe weather mention · Clark County

“At 1014 AM CDT, Doppler radar was tracking a strong thunderstorm near Warsaw, or 10 miles northeast of Canton, moving northeast at 20 mph. Hazard: Wind gusts up to 50 mph, minor flooding and penny size hail. Impact: Strong winds could break small tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible.”

NWS severe weather mention · Clark County

Monday, June 8, 2026

2 NWS warnings — wind gusts up to 50 mph

NEXRAD radar during the Monday, June 8, 2026 storm activity in Clark County, Illinois
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 144 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from Homer to near Allerton to near Ashmore. Movement was northeast at 20 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Paris, St.”

NWS severe weather mention · Clark County

“At 111 PM CDT, Doppler radar was tracking strong thunderstorms along a line extending from Villa Grove to near Janesville. Movement was northeast at 25 mph. Hazard: Wind gusts up to 50 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Charleston, Mattoon, Tuscola, Arcola, St.”

NWS severe weather mention · Clark County

Tuesday, May 19, 2026

1 NWS warning — wind gusts up to 50 mph

“At 1244 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from Amber to Burlington to near Hamilton to 7 miles southwest of Warsaw. Movement was east at 45 mph. Hazard: Wind gusts up to 50 mph. Impact: Strong winds could break small tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Clark County

Monday, May 18, 2026

1 NWS warning — wind gusts up to 50 mph

“At 315 AM CDT, Doppler radar was tracking strong thunderstorms along a line extending from near Danville to near Kahoka to Rutledge. Movement was east at 35 mph. Hazard: Wind gusts up to 50 mph. Impact: Strong winds could break small tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Clark County

Monday, April 27, 2026

1 NWS warning — wind gusts up to 50 mph

“Gusty winds are expected late this morning into the early afternoon as an area of rain and embedded thunderstorms continues to shift eastward through portions of eastern Iowa and northwest Illinois. Winds will increase on the western edge of the shield of precipitation with gusts between 40 to 50 mph possible out of an east to southeasterly direction.”

NWS severe weather mention · Clark County

Tuesday, April 14, 2026

1 NWS warning — hail up to 0.75"

“At 346 AM CDT, Doppler radar was tracking a strong thunderstorm near Kahoka, moving east at 35 mph. Hazard: Penny size hail. Impact: Minor damage to outdoor objects is possible. Locations impacted include... Keokuk, Kahoka, Hamilton, Warsaw, Wayland, Alexandria, St. Francisville, Winchester, St.”

NWS severe weather mention · Clark County

Sunday, April 12, 2026

1 NWS warning — wind gusts up to 50 mph

“Moderately strong winds out of the south to southwest will continue late this evening into the overnight hours. Expect a few sporadic gusts of 40 to 50 mph with more frequent gusts of 25 to 40 mph. These winds can make driving difficult, especially for high profile vehicles.”

NWS severe weather mention · Clark County

Thursday, April 2, 2026

1 NWS warning — wind gusts up to 50 mph

“WHAT...South winds 25 to 35 mph with gusts up to 50 mph expected. WHERE...Portions of central, east central, and southeast Illinois. WHEN...From 10 AM this morning to 7 PM CDT this evening. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Clark County

Thursday, March 26, 2026

1 NWS warning — hail up to 0.75"

“At 839 PM CDT, Doppler radar was tracking a strong thunderstorm over Cantril, or 7 miles southwest of Keosauqua, moving east at 50 mph. Hazard: Penny size hail. Impact: Minor damage to outdoor objects is possible. This strong thunderstorm will be near... Keosauqua around 845 PM CDT. Bonaparte around 850 PM CDT. Bentonsport/Vernon around 855 PM CDT.”

NWS severe weather mention · Clark County

Sunday, March 22, 2026

2 SPC verified storm reports — hail up to 1"

NEXRAD radar during the Sunday, March 22, 2026 storm activity in Clark County, Illinois
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Delayed report from Heartland Manor Inc. Time estimated by radar. (ILX)”

SPC verified report · Casey

“public photo of quarter size hail on social media. (ILX)”

SPC verified report · Clarksville

Monday, March 16, 2026

3 NWS warnings — wind gusts up to 60 mph

“WHAT...Northwest winds 25 to 30 mph with gusts up to 60 mph. WHERE...Portions of northwest and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. WHEN...Until 6 AM CDT early this morning. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Clark County

“WHAT...Northwest winds 25 to 35 mph with gusts up to 50 mph. WHERE...Portions of central, east central, southeast, and west central Illinois. WHEN...Until noon CDT today. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Clark County

Sunday, March 15, 2026

5 NWS warnings — wind gusts up to 60 mph

“WHAT...Northwest winds 25 to 35 mph with gusts of 50 to 60 mph expected. WHERE...Portions of northwest and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. WHEN...Until 10 AM CDT Monday. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Clark County

“WHAT...Northwest winds 25 to 35 mph with gusts of 50 to 60 mph expected. WHERE...Portions of northwest and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. WHEN...Until 10 AM CDT Monday. IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles.”

NWS severe weather mention · Clark County

Saturday, March 14, 2026

1 NWS warning — wind gusts up to 50 mph

“WHAT...South-southwest winds on Sunday shifting to the west-northwest behind a cold front Sunday night. Sustained winds of 25 to 35 mph with gusts up to 50 mph expected. WHERE...Portions of central, east central, southeast, and west central Illinois. WHEN...From 10 AM Sunday to 7 AM CDT Monday. IMPACTS...Gusty winds will blow around unsecured objects.”

NWS severe weather mention · Clark County

Friday, March 13, 2026

3 NWS warnings — wind gusts up to 50 mph

“WHAT...West winds 20 to 25 mph with gusts up to 50 mph. WHERE...In Illinois, Hancock, Henderson, McDonough, and Warren Counties. In Iowa, Des Moines and Lee Counties. In Missouri, Clark County. WHEN...Until 3 PM CDT this afternoon. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Clark County

“WHAT...Southwest winds will turn west at 25 to 30 mph during this morning with gusts of 40 to 50 mph into mid afternoon. WHERE...Portions of central, east central, southeast, and west central Illinois. The strongest winds will be this morning from I-74 north with gusts over 50 mph possible. WHEN...Until 4 PM CDT this afternoon. IMPACTS...Gusty winds will blow around unsecured objects.”

NWS severe weather mention · Clark County

Thursday, March 12, 2026

6 NWS warnings — wind gusts up to 55 mph

“WHAT...Southwest winds 25 to 35 mph with gusts up to 55 mph expected. The winds will switch to the west-northwest after Midnight, when there could be even higher gusts. WHERE...Portions of north central, northwest, and west central Illinois, east central and southeast Iowa, and northeast Missouri. WHEN...From 10 PM this evening to 3 PM CDT Friday.”

NWS severe weather mention · Clark County

“WHAT...West winds 20 to 25 mph with gusts up to 50 mph expected. WHERE...In Illinois, Hancock, Henderson, McDonough, and Warren Counties. In Iowa, Des Moines and Lee Counties. In Missouri, Clark County. WHEN...From 10 PM this evening to 3 PM CDT Friday. IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.”

NWS severe weather mention · Clark County

Saturday, March 7, 2026

1 NWS warning — hail up to 0.5"

“At 332 AM CST, Doppler radar was tracking strong thunderstorms along a line extending from Philo to near Effingham. Movement was northeast at 55 mph. Hazard: Wind gusts up to 50 mph and half inch hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Clark County

Thursday, February 19, 2026

2 SPC verified storm reports — hail up to 1"

NEXRAD radar during the Thursday, February 19, 2026 storm activity in Clark County, Illinois
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Delayed report. Quarter size hail reported via social media. Time estimated from radar. (ILX)”

SPC verified report · 1 S Martinsville

“Pea to quarter size hail for about 4 minutes and covering the ground. (ILX)”

SPC verified report · 1 NNE Casey

Wednesday, February 18, 2026

2 NWS warnings — wind gusts up to 50 mph

“...Critical Fire Weather Conditions Continue... AFFECTED AREA...Portions of eastern Iowa, northwest Illinois, and northeast Missouri. TIMING...Until 8 PM CST this evening. WINDS...West-southwest winds 25 to 30 mph, with gusts up to 50 mph. RELATIVE HUMIDITY...As low as 15 percent. IMPACTS...Any fire that develops will quickly spread out of control. Fire behavior is expected to be extreme.”

NWS severe weather mention · Clark County

“...Critical Fire Weather Conditions Today... AFFECTED AREA...Portions of eastern Iowa and northwest Illinois TIMING...From Wednesday morning through Wednesday evening. WINDS...Southwest 20 to 30 mph with gusts up to 50 mph. RELATIVE HUMIDITY...As low as 15 percent. IMPACTS...Any fire that develops will catch and spread quickly. Fire behavior is expected to be extreme.”

NWS severe weather mention · Clark County

Friday, January 9, 2026

1 NWS warning — wind gusts up to 55 mph

“At 1231 AM CST, Doppler radar was tracking strong thunderstorms along a line extending from near Hutsonville to near Ste. Marie. Movement was northeast at 50 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Clark County

Thursday, January 8, 2026

1 NWS warning — wind gusts up to 55 mph

“At 1132 PM CST, Doppler radar was tracking strong thunderstorms along a line extending from Paris to near Newton. Movement was east at 40 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Clark County

Sunday, December 28, 2025

2 NWS warnings — wind gusts up to 55 mph

“WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Wind Advisory, west to northwest winds 25 to 35 mph with gusts up to 45 to 55 mph expected. WHERE...Portions of west central Illinois, southeast Iowa, and northeast Missouri. WHEN...For the Dense Fog Advisory, until 6 AM CST early this morning.”

NWS severe weather mention · Clark County

“WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Wind Advisory, west to northwest winds 25 to 35 mph with gusts up to 45 to 55 mph expected. WHERE...Portions of west central Illinois, southeast Iowa, and northeast Missouri. WHEN...For the Dense Fog Advisory, until 6 AM CST early this morning.”

NWS severe weather mention · Clark County

Saturday, December 27, 2025

2 NWS warnings — wind gusts up to 55 mph

“WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Wind Advisory, west to northwest winds 25 to 35 mph with gusts up to 45 to 55 mph expected. WHERE...Portions of west central Illinois, southeast Iowa, and northeast Missouri. WHEN...For the Dense Fog Advisory, until 6 AM CST Sunday. For the Wind Advisory, from 2 PM Sunday to 6 PM CST Monday.”

NWS severe weather mention · Clark County

“WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Wind Advisory, west to northwest winds 25 to 35 mph with gusts up to 45 to 55 mph expected. WHERE...Portions of west central Illinois, southeast Iowa, and northeast Missouri. WHEN...For the Dense Fog Advisory, until 6 AM CST Sunday. For the Wind Advisory, from 2 PM Sunday to 6 PM CST Monday.”

NWS severe weather mention · Clark County

Thursday, December 18, 2025

2 NWS warnings — wind gusts up to 55 mph

NEXRAD radar during the Thursday, December 18, 2025 storm activity in Clark County, Illinois
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 239 PM CST, Doppler radar was tracking gusty showers along a line extending from near Chrisman to near Clay City. Movement was east at 40 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Olney, Paris, Robinson, Marshall, Sumner, Oblong, Martinsville, Noble, Hutsonville, Ste.”

NWS severe weather mention · Clark County

“At 208 PM CST, Doppler radar was tracking gusty showers along a line extending from Potomac to near Louisville. Movement was east at 40 mph. Hazard: Wind gusts of 50 to 55 mph. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include...”

NWS severe weather mention · Clark County

Tuesday, November 18, 2025

1 SPC verified storm report · 1 NWS warning — hail up to 2.5"

NEXRAD radar during the Tuesday, November 18, 2025 storm activity in Clark County, Illinois
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“Delayed report. Size estimated from photo. Time estimated by radar. (ILX)”

SPC verified report · 4 NNE Bellair

“At 103 PM CST, Doppler radar was tracking a strong thunderstorm near Montrose, or 9 miles southwest of Toledo, moving east at 45 mph. Hazard: Wind gusts up to 40 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include...”

NWS severe weather mention · Clark County

Today's severe weather outlook

Storm Prediction Center Day 1 convective outlook — national severe weather risk map for today
Storm Prediction Center Day 1 convective outlook: categorical severe weather risk for today, updated several times daily. Source: NOAA/NWS Storm Prediction Center.

Common questions

When was the last severe storm in Clark County, IL?

The most recent recorded event was on Aug 11, 2026. Official NWS and SPC records show 58 severe weather events in Clark County over the last 12 months. Exact dates and locations for recent storms are available in the app with a free account.

Did it hail in Clark County recently?

Yes — 16 hail reports in the last 12 months, with hail up to 2.5" recorded. The hail map above shows where reports clustered; the storm log lists each day.

How do I see hail history for a specific address in Clark County?

Create a free IDOLCheck account and run an address check. It shows verified storm reports and official NWS warning boundaries around any specific property, including the most recent 30 days — county-level pages like this one only tell part of the story.

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Proudly AI-powered. Honestly sourced. IDOLCheck is built by HailyAI. Every storm event, magnitude, radar snapshot, and date on this page is deterministic — retrieved directly from official NOAA, National Weather Service (NWS), and Storm Prediction Center (SPC) storm records through HailyAPI and displayed exactly as reported. Quoted warning and report text is always attributed to its official source. Where the surrounding copy is not a direct quote, it was generated with AI assistance from that same verified storm data and reviewed and approved by humans before publication. AI organizes and presents the record — it never invents storm data.
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