Severe Thunderstorm Warning Issued for Buchanan and Delaware Counties in Iowa
This alert is no longer in effect.
NOAA issued it on April 15, 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.
A Severe Thunderstorm Warning is in effect for northeastern Buchanan and northwestern Delaware counties in Iowa until 6:00 PM CDT, with hazards including quarter-sized hail and wind gusts up to 50 MPH.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- Northeastern Iowa
- Issued
- April 15, 2026
- Issuing authority
- NWS Quad Cities IA IL
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 Northeastern Iowa.
Alert Details
The National Weather Service in Quad Cities IA IL has issued a Severe Thunderstorm Warning for the affected areas. It is effective from 5:01 PM CDT until 6:00 PM CDT on April 15, 2026.
Affected Areas
The warning covers northeastern Buchanan County and northwestern Delaware County in northeastern Iowa. Specific locations impacted include Manchester, Edgewood, Winthrop, Lamont, Dundee, Masonville, Coffins Grove Park, Winthrop Golf Course, Backbone State Park, Delaware County Fairgrounds, Jakway Park, and Manchester Airport.
What You Should Do
Prepare immediately for large hail and deadly cloud to ground lightning. Seek shelter inside a well-built structure and stay away from windows. A Tornado Watch remains in effect until 9:00 PM CDT for northeastern Iowa.
Expected Conditions
Hazards include quarter size hail, with a maximum hail size of 1.00 inch. Wind gusts could reach up to 50 MPH, as indicated by radar.
Timeline
The alert is effective from 5:01 PM CDT on April 15, 2026, and expires at 6:00 PM CDT on the same day.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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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 (1,064 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 15, 2026.
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