Severe Thunderstorm Warning Issued for St. Charles, Lincoln, and Calhoun Counties Until 4:30 PM
This alert is no longer in effect.
NOAA issued it on April 2, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
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The National Weather Service has issued a Severe Thunderstorm Warning for parts of east central Missouri and southwest Illinois, with 60 mph wind gusts expected through 4:30 PM CDT.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- East Central Missouri and Southwest Illinois
- Issued
- April 2, 2026
- Issuing authority
- NWS St Louis
Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.
Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in East Central Missouri and Southwest Illinois.
Alert Details
The National Weather Service in St. Louis has issued a Severe Thunderstorm Warning for southeastern Calhoun County in southwestern Illinois, southeastern Lincoln County in east central Missouri, and Saint Charles County in east central Missouri. This alert is based on radar-indicated conditions and is effective until 4:30 PM CDT.
Affected Areas
The warning impacts the following geographic regions:
- Southwestern Illinois: Southeastern Calhoun County.
- East Central Missouri: Southeastern Lincoln County and Saint Charles County.
Specific locations in the path of the storm include Foristell, New Melle, Flint Hill, Wentzville, Chain of Rocks, Josephville, Lake St. Louis, O'Fallon, Dardenne Prairie, Old Monroe, St. Paul, Weldon Spring Heights, Cottleville, Weldon Spring, St. Peters, Harvester, and St. Charles. The warning also covers the First Missouri State Capitol Historic Site and Interstate 70 in Missouri between exits 203 and 229.
What You Should Do
Residents in the affected areas should seek shelter inside a well-built structure immediately and stay away from windows. This storm is capable of producing damaging winds. Because tornadoes can develop quickly from severe thunderstorms, the NWS advises moving to an interior room on the lowest floor of a sturdy building.
Expected Conditions
As of 3:44 PM CDT, a severe thunderstorm was located near Innsbrook (approximately 6 miles south of Wright City), moving east at 30 mph. The primary hazard identified is wind gusts of up to 60 mph. Expected impacts include potential damage to roofs, siding, and trees.
Timeline
The Severe Thunderstorm Warning is in effect from 3:44 PM CDT until 4:30 PM CDT on March 15. A broader Tornado Watch also remains in effect for portions of southwest Illinois and east central Missouri until 8:00 PM CDT.
Original source: NOAA Official Notice ↗
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