Red Flag Warning issued June 11 at 12:59AM MDT until June 12 at 8:00PM MDT by NWS Cheyenne WY
...RED FLAG WARNING WAS EXTENDED DUE GUSTY WINDS AND LOW RH
THROUGH FRIDAY EVENING....
* WIND...West to northwest winds 15 to 30 MPH with gusts up to 40
MPH.
* HUMIDITY...10 to 20 percent Thursday. 6 to 12 percent Friday.
IMPACTS: Any fires that develop will likely spread rapidly.
Outdoor burning is not recommended.
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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.