Red Flag Warning Issued for Northwest Wyoming

Source: NOAA · Northwest Wyoming

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NWS Riverton WY has issued a Red Flag Warning from noon to 9 PM MDT today for Fire Weather Zone 286 due to critical fire weather conditions.

Read this weather record in 30 seconds

Record type
Red Flag Warning
Affected area
Northwest Wyoming
Issued
August 10, 2026
Issuing authority
NWS Riverton 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

Red Flag Warning issued by NWS Riverton WY. Effective from 2026-08-10T12:00:00-06:00 to 2026-08-10T21:00:00-06:00. Severity: Severe. Certainty: Likely. Urgency: Expected.

Affected Areas

Fire Weather Zone 286 (Absaroka Mountains/North Shoshone NF) in Northwest WY. Counties affected: Fremont (Central WY), Hot Springs and Park (North Central WY).

What You Should Do

A Red Flag Warning means critical fire weather conditions are either occurring now or will shortly. Prepare for a combination of strong winds, low relative humidity, and warm temperatures that can contribute to extreme fire behavior.

Expected Conditions

West winds 10 to 20 mph with gusts up to 35 mph. 20 to 30% chance for virga showers/dry thunderstorms between 1500 and 2000 MDT with wind gusts up to 55 mph possible from outflows. Humidity as low as 15%. High temperatures in the upper 70s.

Timeline

Alert sent 2026-08-10T02:23:00-06:00. Effective from noon today until 9 PM MDT this evening.

Original source: NOAA Official Notice ↗

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Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Riverton WY has issued a Red Flag Warning from noon to 9 PM MDT today for Fire Weather Zone 286 due to critical fire weather conditions.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Northwest Wyoming. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.