Severe Thunderstorm Warning for Parts of Illinois and Missouri
This alert is no longer in effect.
NOAA issued it on May 6, 2026, 3 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).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
A Severe Thunderstorm Warning is in effect until 9:15 AM CDT for Adams, Calhoun, and Pike counties in Illinois, and Audrain, Lincoln, Marion, Pike, and Ralls counties in Missouri, with 70 mph wind gusts and quarter-sized hail expected.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- Western Illinois and Northeastern Missouri
- Issued
- May 6, 2026
- Issuing authority
- NWS St Louis MO
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 3 months ago; use the issuing agency's live warning service for current conditions in Western Illinois and Northeastern Missouri.
Severe Thunderstorm Warning
Alert Details
This warning is issued by the National Weather Service in St Louis, MO. It is a Severe Thunderstorm Warning, effective from 8:10 AM CDT on April 27, 2026.
Affected Areas
The warning affects Adams, Calhoun, and Pike counties in Illinois; and Audrain, Lincoln, Marion, Pike, and Ralls counties in Missouri. Specific locations include Monroe City, Mexico, Perry, Center, Laddonia, Palmyra, Hannibal, New London, Vandalia, Fall Creek, Payson, Bowling Green, Louisiana, Barry, Atlas, Pleasant Hill, Eolia, Pittsfield, Elsberry, and Hardin.
What You Should Do
Anyone outdoors should move to shelter inside a well-built structure and stay away from windows. Seek shelter immediately in an interior room on the lowest floor of a well-built structure.
Expected Conditions
Hazards include 70 mph wind gusts and quarter size hail.
Timeline
The alert is effective from 8:10 AM CDT to 9:15 AM CDT on April 27, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (966 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to May 6, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.