Red Flag Warning Issued for Corson and Dewey Counties in South Dakota
This alert is no longer in effect.
NOAA issued it on May 19, 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.
NWS Aberdeen has issued a Red Flag Warning for Corson and Dewey counties due to strong winds and low relative humidity, in effect from 10 AM to 9 PM MDT Wednesday.
Read this weather record in 30 seconds
- Record type
- Red Flag Warning
- Affected area
- North Central South Dakota
- Issued
- May 19, 2026
- Issuing authority
- NWS Aberdeen SD
Fire-weather notices describe conditions that can support rapid fire spread; they do not report that a fire is present. Check local emergency sources for any active incident.
Record status: historical. It was issued 3 months ago; use the issuing agency's live warning service for current conditions in North Central South Dakota.
Alert Details
A Red Flag Warning for wind and low relative humidity has been issued by the National Weather Service in Aberdeen. The alert is in effect from 10 AM to 9 PM MDT Wednesday.
Affected Areas
The warning covers Corson and Dewey counties in South Dakota.
What You Should Do
A Red Flag Warning means that critical fire weather conditions are either occurring now or will shortly. Residents should prepare for the possibility of extreme fire behavior.
Expected Conditions
Winds are expected to be southeast at 20 to 30 mph with gusts up to 45 mph. Relative humidity may drop as low as 20 percent.
Timeline
The warning is effective from 10 AM to 9 PM MDT Wednesday, with an end time of May 13 at 10:00 PM CDT.
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 (733 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to May 19, 2026.
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