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Storm ActivityIllinois Storm ActivitySt. Clair County, IL
Illinois · Official NOAA Storm Data

St. Clair County Storm Activity

Wind, hail, and tornado activity from official NOAA sources (NWS & SPC) · Last 12 months · Updated Sep 12, 2026

St. Clair County, Illinois has recorded tornado activity: official National Weather Service (NWS) and Storm Prediction Center (SPC) records list 3 tornado reports among 15 severe weather events here in the last 12 months, alongside 2 hail reports with hail up to 1" and 10 high-wind reports with gusts up to 60 mph. The most recent recorded storm activity was on Jun 24, 2026. This page updates daily: every event comes straight from official NOAA data — no estimates, no modeling, just the record.

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

15
Events (12 mo)
2
Hail
10
Wind
3
Tornado
1"
Max hail
60
Max wind (mph)
Jun 24, 2026
Most recent

What the radar showed

Radar snapshot during the Apr 26, 2026 tornado event near 3 ENE Scott Afb, St. Clair County, Illinois, with NWS warning polygons
NEXRAD radar at the moment of the Apr 26, 2026 tornado event (Tornado) near 3 ENE Scott Afb. 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.

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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 24, 2026

1 SPC verified storm report

NEXRAD radar during the Wednesday, June 24, 2026 storm activity in St. Clair 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.

“Tree limbs fell onto electric lines... causing a power outage on the north end of town. Some limbs were 6 inches in diameter. Tree limbs were found in a 4 to 5 block ar (LSX)”

SPC verified report · Freeburg

Sunday, April 26, 2026

3 SPC verified storm reports — hail up to 1", 1 tornado report

NEXRAD radar during the Sunday, April 26, 2026 storm activity in St. Clair 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.

“NWS Damage Survey found that an EF1 tornado formed along IL Highway 4 north of Interstate 64... moving northeastward... dissipating southeast of Trenton. (LSX)”

SPC verified report · 3 ENE Scott Afb

“Pea to quarter sized hail. Time estimate from radar. (LSX)”

SPC verified report · 2 S Belleville

Monday, March 16, 2026

1 NWS warning — wind gusts up to 55 mph

“WHAT...Northwest winds 20 to 30 mph with gusts up to 55 mph. WHERE...Portions of south central, southwest, and west central Illinois and central, east central, northeast, and southeast Missouri. 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 · St. Clair County

Sunday, March 15, 2026

4 SPC verified storm reports · 2 NWS warnings — wind gusts up to 60 mph, 1 tornado report

NEXRAD radar during the Sunday, March 15, 2026 storm activity in St. Clair 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.

“A weak EF-1 tornado with peak winds of 90mph touched down just west of New Athens... IL and caused damage to a few structures and trees before lifting just east of town (LSX)”

SPC verified report · New Athens

“WHAT...Southwest winds 20 to 30 mph turning to the northwest behind a cold front with gusts up to 55 mph. WHERE...Portions of south central, southwest, and west central Illinois and central, east central, northeast, and southeast Missouri. WHEN...Until noon 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 · St. Clair County

Tuesday, March 10, 2026

4 SPC verified storm reports — 1 tornado report

NEXRAD radar during the Tuesday, March 10, 2026 storm activity in St. Clair 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.

“Storm survey confirmed a brief EF-1 tornado with maximum estimated winds of 94 mph... based on analysis of damage to trees and outbuildings. Total path length of 2.6 mi (LSX)”

SPC verified report · 3 SSE Fayetteville

“Trees down blocking Baldwin Rd near New Athens IL. Time estimated by radar. (LSX)”

SPC verified report · 1 ESE New Athens

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 St. Clair County, IL?

The most recent recorded event was on Jun 24, 2026. Official NWS and SPC records show 15 severe weather events in St. Clair County over the last 12 months. Exact dates and locations for recent storms are available in the app with a free account.

Has there been hail in St. Clair County recently?

Yes — 2 hail reports in the last 12 months, with hail up to 1" recorded.

How do I check whether a specific address was affected?

Create a free IDOLCheck account and run an address check. It shows verified storm reports and official NWS warning boundaries around any specific property — 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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