Severe Thunderstorm Warning Issued for Brown and Pike Counties in Illinois
This alert is no longer in effect.
NOAA issued it on April 25, 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).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
The National Weather Service has issued a Severe Thunderstorm Warning for southeastern Brown County and northeastern Pike County in west central Illinois until 8:45 PM CDT, with hazards including 60 mph wind gusts and small hail.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- West Central Illinois
- Issued
- April 25, 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 4 months ago; use the issuing agency's live warning service for current conditions in West Central Illinois.
Alert Details
A Severe Thunderstorm Warning has been issued by the National Weather Service (NWS) St Louis MO. This alert is effective from 8:12 PM CDT on April 17, 2026, until 8:45 PM CDT on the same day.
Affected Areas
The warning affects southeastern Brown County and northeastern Pike County in west central Illinois. Specific locations include Griggsville, Pittsfield, Chambersburg, New Salem, Perry, La Grange, El Dara, Baylis, Valley City, Detroit, and Florence. This also includes Interstate 72 between exits 31 and 35.
What You Should Do
Seek shelter inside a well-built structure and stay away from windows. These storms are capable of producing damaging winds.
Expected Conditions
Hazards include 60 mph wind gusts and small hail. The source of this information is radar indicated, and impacts may include damage to roofs, siding, and trees.
Timeline
The alert is effective from 8:12 PM CDT on April 17, 2026, and ends at 8:45 PM CDT on April 17, 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 (982 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 25, 2026.
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Common questions about this NWS weather alert.