Skip to content
Severe · Red Flag WarningActive alert

Red Flag Warning issued October 8 at 10:44AM MDT until October 9

Affecting Sweetwater County/Rock Springs BLM/Flaming Gorge NRA; Natrona County/Casper BLM; Johnson County/Casper BLM; Granite/Green/Ferris/Rattlesnake Mountains

In effect until: Oct 9, 2026, 12:00 PM

Sweetwater County/Rock Springs BLM/Flaming Gorge NRA; Natrona County/Casper BLM; Johnson County/Casper BLM; Granite/Green/Ferris/Rattlesnake Mountains

Likely impact; effects through 12:00 PM.

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

See it on the live mapView official source
Read the original bulletin (official text)
The National Weather Service in Riverton has issued a Red Flag
Warning, which is in effect from noon to 7 PM MDT Friday.

* IMPACTS: Low Humidities...Unseasonably Warm Temperatures...and
Strong Gusty Winds could cause erratic fire behavior.

* AFFECTED AREA:
In Central WY Fire Zones...280...289.
In North Central WY Fire Zone....281.
In Southwest WY Fire Zone....279.

* COUNTIES AFFECTED:
In Central WY...Fremont...Natrona.
In North Central WY...Johnson.
In Southwest WY...Sweetwater.

* WIND: Southwest 15 to 25 mph with gusts around 40 mph.

* HUMIDITY: As low as 12 percent.

* TEMPERATURES: Highs in the mid 70s.
Free. In your language.

Get the next alert for your area before it matters.

Get alerts in your language

Tornado, flood, and hurricane warnings for your area, translated the moment they go out.

Language

See our Privacy Policy and Terms of Service.

Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™