958
WWUS85 KRIW 111517
RFWRIW

URGENT - FIRE WEATHER MESSAGE
National Weather Service Riverton WY
917 AM MDT Sat Jul 11 2026

WYZ275-276-280>283-121300-
/O.CON.KRIW.FW.W.0016.260712T1700Z-260713T0400Z/
North Bighorn Basin/Worland BLM-Cody Foothills-
Natrona County/Casper BLM-Johnson County/Casper BLM-
South Bighorn Basin/Worland BLM-
Upper Wind River Basin/Wind River Basin-
917 AM MDT Sat Jul 11 2026

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 10 PM MDT
SUNDAY...

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

* AFFECTED AREA:
  In Central WY Fire Zones...280...283.
  In North Central WY Fire Zones...275...276...281...282.

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

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

* HUMIDITY: As low as 5 percent.

* TEMPERATURES: Highs 100 to 110.

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