Red Flag Warning Issued for Southwestern South Dakota and Northeastern Wyoming
This alert is no longer in effect.
NOAA issued it on July 18, 2026, 5 weeks 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 remains in effect from 11 AM to 8 PM MDT today for parts of southwestern South Dakota and northeastern Wyoming due to gusty winds and low relative humidity.
Read this weather record in 30 seconds
- Record type
- Red Flag Warning
- Affected area
- Southwestern South Dakota and Northeastern Wyoming
- Issued
- July 18, 2026
- Issuing authority
- NWS Rapid City 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 5 weeks ago; use the issuing agency's live warning service for current conditions in Southwestern South Dakota and Northeastern Wyoming.
Alert Details
Red Flag Warning issued by NWS Rapid City SD. Effective from 11 AM MDT June 17 to 8 PM MDT June 17. Event code: FWW.
Affected Areas
Southern Black Hills; Fall River County Area; Custer County Plains; Pine Ridge Area; Badlands Area; Bennett County Area; Southern Campbell; Weston County Plains. Fire Weather Zones 315, 317, 321, 322, 325, 326, 332, and 333 in northeastern Wyoming and southwestern South Dakota.
What You Should Do
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. Outdoor burning is not recommended. Any fires that develop will spread rapidly.
Expected Conditions
Northwest winds 25 to 35 mph with gusts from 40 to 55 mph. Relative humidity as low as 18 percent. Critical fire weather conditions expected due to strong winds, low relative humidity, antecedent D2 to D3 drought, and very dry weather over the past 1-2 weeks.
Timeline
Onset at 11:00 AM MDT June 17. Expires at 3:30 PM MDT June 17. Ends at 8:00 PM MDT June 17.
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 (1,029 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to July 18, 2026.
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