Cheyenne, Wyoming

Regional Weather Alerts


Alert: Red Flag Warning
Area(s): Lincoln and Uinta Counties/Lower Elevations; Upper Green River Basin/Rock Springs BLM; Sweetwater County/Rock Springs BLM/Flaming Gorge NRA
Effective: 2026-03-25 @ 9:59 pm -> 2026-03-26 @ 10:00 pm
Onset: 2026-03-25 @ 9:59 pm -> 2026-03-26 @ 8:00 am
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS Riverton WY on 2026-03-25 @ 9:59 pm
Headline: Red Flag Warning issued March 25 at 8:59PM MDT until March 26 at 9:00PM MDT by NWS Riverton WY
Description: * IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and
Strong Gusty Winds could cause erratic fire behavior.

* AFFECTED AREA:
In Southwest WY Fire Zones...277...279.
In West Central WY Fire Zone....278.

* COUNTIES AFFECTED:
In Southwest WY...Sweetwater...Uinta.
In West Central WY...Lincoln...Sublette.

* WIND: West 20 to 30 mph with gusts up to 45 mph.

* HUMIDITY: As low as 10 percent.

* TEMPERATURES: Lows around 40. Highs in the 60s.