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Storm ActivityIllinois Storm ActivityCass County, IL
Illinois · Official NOAA Storm Data

Cass County Hail Map & Storm Reports

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

Looking for storm and wind reports in Cass County, Illinois? Official National Weather Service (NWS) and Storm Prediction Center (SPC) records show 17 severe weather events in the last 12 months — 17 high-wind reports with gusts up to 55 mph. The most recent recorded storm activity was in August 2026. This page updates daily: every event comes straight from official NOAA data — no estimates, no modeling, just the record.

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

Cass County hail map

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

17
Events (12 mo)
0
Hail
17
Wind
0
Tornado
55
Max wind (mph)
August 2026
Most recent

What the radar showed

Radar snapshot during the Dec 18, 2025 wind event near Cass County, Cass County, Illinois, with NWS warning polygons
NEXRAD radar at the moment of the Dec 18, 2025 wind event (55 mph) near Cass County. 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.

Last 30 days in Cass County

Current NEXRAD radar over Cass County, Illinois with recent storm report locations
Current radar over the Cass County area, with storm reports from the past 7 days plotted. Refreshes throughout the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.
August 2026 2 storm days · 2 NWS warnings — wind to 55 mph Exact dates & locations in app →

Recent storms — full detail available in the app

Storm activity from the last 30 days is summarized at the county level on this page. Exact locations, radar snapshots, and official warning boundaries for recent events are available with a free account.

See the specifics — free →

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.

Wednesday, June 17, 2026

1 NWS warning — wind gusts up to 50 mph

“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 · Cass County

Thursday, June 11, 2026

1 SPC verified storm report

NEXRAD radar during the Thursday, June 11, 2026 storm activity in Cass 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.

Monday, May 18, 2026

1 SPC verified storm report

NEXRAD radar during the Monday, May 18, 2026 storm activity in Cass 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 social media. Significant tree damage at the cemetery on the north side of Virginia. Time estimated from radar. (ILX)”

SPC verified report · 1 NNE Virginia

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 · Cass 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 and west central Illinois. WHEN...From noon today 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 · Cass County

Monday, March 16, 2026

1 NWS warning — wind gusts up to 50 mph

“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 · Cass County

Sunday, March 15, 2026

2 NWS warnings — wind gusts up to 55 mph

“WHAT...South winds 25 to 35 mph with gusts up to 45 to 55 mph expected today. Then switching directions to west-northwest tonight. WHERE...Portions of central, east central, southeast, and west central Illinois. WHEN...Until 10 AM CDT Monday. 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 · Cass County

“WHAT...South winds 25 to 35 mph with gusts up to 45 to 55 mph expected late this morning and afternoon and switching west to northwest during tonight. WHERE...Portions of central, east central, southeast, and west central Illinois. WHEN...From 10 AM this morning to 7 AM CDT Monday. IMPACTS...Gusty winds will blow around unsecured objects.”

NWS severe weather mention · Cass 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 · Cass County

Friday, March 13, 2026

1 NWS warning — wind gusts up to 50 mph

“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 · Cass County

Thursday, March 12, 2026

3 NWS warnings — wind gusts up to 50 mph

“WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph expected. WHERE...Portions of central, east central, and west central Illinois. WHEN...From 10 PM this evening to 4 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 · Cass County

“WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph expected. WHERE...Portions of central, east central, and west central Illinois. WHEN...From 10 PM this evening to 4 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 · Cass 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 Cass 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 1041 AM CST, Doppler radar was tracking gusty showers along a line extending from near Elmira to Alsey. Movement was east 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 · Cass County

“At 948 AM CST, Doppler radar was tracking gusty showers along a line extending from near Roseville to near Frankford. 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 · Cass 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 Cass County, IL?

The most recent recorded event was in August 2026. Official NWS and SPC records show 17 severe weather events in Cass 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 Cass County recently?

No hail reports in the last 12 months, though other storm activity has been recorded in Cass County.

How do I see hail history for a specific address in Cass 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 our HailyDB engine 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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