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Severe · Red Flag WarningActive alert

Red Flag Warning issued September 9 at 12:58PM MDT until September 10

Affecting Absaroka Mountains/North Shoshone NF; Owl Creek Mountains; East Wind River Mountains/South Shoshone NF

In effect until: Sep 10, 2026, 1:00 PM

Absaroka Mountains/North Shoshone NF; Owl Creek Mountains; East Wind River Mountains/South Shoshone NF

Likely impact; effects through 1:00 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.

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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 9 PM MDT Thursday.

* AFFECTED AREA:
In Central WY Fire Zone....288.
In North Central WY Fire Zone....287.
In Northwest WY Fire Zone....286.

* COUNTIES AFFECTED:
In Central WY...Fremont.
In North Central WY...Hot Springs...Park.
In West Central WY...Sublette.

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

* WIND: West 10 to 20 mph with gusts up to 30 to 35 mph.

* HUMIDITY: As low as 12 to 15 percent, especially at elevations
below 10,000 feet. RH recovery will be poor at elevations below
9,000 feet.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™