751
WWUS85 KRIW 072047
RFWRIW

URGENT - FIRE WEATHER MESSAGE
National Weather Service Riverton WY
247 PM MDT Mon Sep 7 2026

WYZ275-282-080100-
/O.CON.KRIW.FW.W.0026.000000T0000Z-260908T0100Z/
North Bighorn Basin/Worland BLM-South Bighorn Basin/Worland BLM-
247 PM MDT Mon Sep 7 2026

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM MDT THIS
EVENING...

* IMPACTS: Low Humidities...Strong Gusty Winds...and Wind Shift
  with a Cold Front could cause erratic fire behavior.

* AFFECTED AREA:
  In North Central WY...Fire Weather Zones 275 and 282.

* COUNTIES AFFECTED:
  In North Central WY...Big Horn...Hot Springs...Park...Washakie.

* COLD FRONT: A cold front will push into northern portions of the
  Bighorn Basin around 1500, reaching Greybull and Basin by 1700.
  This will bring a wind shift from southwesterly to northwesterly.
  The front will pass through the rest of the Bighorn Basin by
  2100.

* WIND: West 15 to 25 mph with gusts up to 35 mph.

* HUMIDITY: As low as 12 percent.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

http://weather.gov/riverton