Red Flag Warning for Southwest Carbon County and Southern Wyoming Areas
If you are in immediate danger, call emergency services now.
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NWS Cheyenne has issued a Red Flag Warning until 8 PM MDT for fire weather zones in southern Wyoming due to gusty winds and low humidity.
Read this weather record in 30 seconds
- Record type
- Red Flag Warning
- Affected area
- Southern Wyoming
- Issued
- September 10, 2026
- Issuing authority
- NWS Cheyenne WY
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: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect until 8 PM MDT on September 10. The alert covers fire weather zones 423, 424, 426, 428, 429, and 432.
Affected Areas
The warning applies to Southwest Carbon County; Sierra Madre Range/Medicine Bow NF; Snowy Range/Medicine Bow NF; Southern Laramie Valley; Southern Laramie Range; and Bordeaux/Chugwater/Wheatland.
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.
Expected Conditions
Westerly winds of 15 to 30 MPH with gusts up to 40 MPH are expected. Humidity levels will range between 5 to 13%. Any fires that develop will likely spread rapidly.
Timeline
The Red Flag Warning is effective from September 10 at 12:18 AM MDT until September 10 at 8:00 PM MDT.
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 (893 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to September 10, 2026.
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