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Severe · Red Flag WarningActive alert

Red Flag Warning issued September 10 at 12:18AM MDT until September 10

Affecting Southwest Carbon County; Sierra Madre Range/Medicine Bow NF; Snowy Range/Medicine Bow NF; Southern Laramie Valley; Southern Laramie Range; Bordeaux/Chugwater/Wheatland

In effect until: Sep 11, 2026, 2:00 AM

Southwest Carbon County; Sierra Madre Range/Medicine Bow NF; Snowy Range/Medicine Bow NF; Southern Laramie Valley; Southern Laramie Range; Bordeaux/Chugwater/Wheatland

Likely impact; effects through 2:00 AM.

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 Cheyenne has issued a Red Flag
Warning, which is in effect until 8 PM MDT this evening.

* AFFECTED AREA...Fire weather zones 423, 424, 426, 428, 429, and
432...

* WIND...Westerly winds 15 to 30 MPH with gusts up to 40 MPH.

* HUMIDITY...Between 5 to 13%.

* IMPACTS...Any fires that develop will likely spread rapidly.
Outdoor burning is not recommended.
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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™