Red Flag Warning for Marshall, Roberts, Day, and Grant Counties in South Dakota
This alert is no longer in effect.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 Red Flag Warning has been issued by NWS Aberdeen SD for critical fire weather conditions in northeastern South Dakota, effective from 11 AM CDT Thursday due to strong winds and low humidity.
Read this weather record in 30 seconds
- Record type
- Red Flag Warning
- Affected area
- Northeastern South Dakota
- Issued
- April 15, 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 4 months ago; use the issuing agency's live warning service for current conditions in Northeastern South Dakota.
Alert Details
A Red Flag Warning has been issued by the National Weather Service (NWS) Aberdeen SD. This alert is for wind and low relative humidity, and it is in effect as specified in the timeline.
Affected Areas
The warning affects Marshall, Roberts, Day, and Grant counties in South Dakota, specifically in the northeastern part of the state.
What You Should Do
Prepare for critical fire weather conditions. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior, making any fires that ignite spread rapidly and become difficult to control or suppress.
Expected Conditions
Winds from the southwest at 10 to 20 mph with gusts up to 30 mph, and relative humidity as low as 25 percent.
Timeline
The warning is effective from 11 AM CDT on Thursday, April 16, 2026, until 8:00 PM CDT on the same day. It was issued on April 15, 2026, at 1:20 PM CDT.
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 (928 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to April 15, 2026.
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Common questions about this NWS weather alert.