147
WWUS85 KRIW 131603
RFWRIW

URGENT - FIRE WEATHER MESSAGE
National Weather Service Riverton WY
1003 AM MDT Sun Sep 13 2026

WYZ279-280-283-289-300-141300-
/O.UPG.KRIW.FW.A.0013.260914T1800Z-260915T0200Z/
/O.NEW.KRIW.FW.W.0028.260914T1800Z-260915T0200Z/
Sweetwater County/Rock Springs BLM/Flaming Gorge NRA-
Natrona County/Casper BLM-Upper Wind River Basin/Wind River Basin-
Granite/Green/Ferris/Rattlesnake Mountains-Casper Mountain-
1003 AM MDT Sun Sep 13 2026

...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT MONDAY...

The National Weather Service in Riverton has issued a Red Flag
Warning, which is in effect from noon to 8 PM MDT Monday. the Fire
Weather Watch is no longer in effect.

* AFFECTED AREA:
  In Central WY Fire Zones...280...283...289...300.
  In Southwest WY Fire Zone....279.

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

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

* WIND: West 20 to 30 mph with gusts up to 40 to 50 mph.

* HUMIDITY: As low as 10 to 15 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