Red Flag Warning for South Dakota Counties
This alert is no longer in effect.
NOAA issued it on April 11, 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 Red Flag Warning for multiple counties in South Dakota, effective from noon to 7 PM CDT on April 12, due to strong winds and low humidity that could lead to rapid fire spread.
Read this weather record in 30 seconds
- Record type
- Red Flag Warning
- Affected area
- South Dakota
- Issued
- April 11, 2026
- Issuing authority
- NWS Sioux Falls 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 4 months ago; use the issuing agency's live warning service for current conditions in South Dakota.
Alert Details
A Red Flag Warning has been issued by the National Weather Service in Sioux Falls, SD. This alert is in effect for critical fire weather conditions from noon to 7 PM CDT on April 12, 2026.
Affected Areas
The warning affects the following counties in South Dakota: Gregory, Jerauld, Sanborn, Brule, Aurora, Davison, Hanson, Charles Mix, Douglas, Hutchinson, Bon Homme, and Yankton.
What You Should Do
Residents should prepare for critical fire weather conditions. Outdoor burning is not recommended, as any fire that develops could spread quickly due to the combination of strong winds, low relative humidity, and warm temperatures.
Expected Conditions
Winds are expected from the west at 15 to 25 mph with gusts up to 30 mph. Relative humidity could drop as low as 18 percent.
Timeline
The warning is effective from 12:00 PM CDT on April 12, 2026, until 7:00 PM CDT on the same day.
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 (915 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 11, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.