Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Riverton WY
150 AM MDT Fri Mar 20 2026

WYZ001>020-022>030-211300-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn Basin-
Owl Creek and Bridger Mountains-Bighorn Mountains West-
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-Teton and Gros Ventre Mountains-
Jackson Hole-Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
150 AM MDT Fri Mar 20 2026

...Red Flag Warning in effect for much of central and southern
Wyoming through Saturday evening...

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and tonight.

Another day of record warm temperatures, low humidity and a gusty
breeze bringing elevated to critical fire weather. Please see Red
Flag Warnings and forecasts for details.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Saturday....More concern for critical fire weather with strong
wind, low humidity and more record warmth. Again, please see Red
FLag Warnings and forecasts for details.

Sunday...Elevated fire weather possible in southern Wyoming.

Tuesday and Wednesday...Elevated to critical fire weather
possible, with Wednesday looking more concerning at this time.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.

$$

URGENT - FIRE WEATHER MESSAGE
National Weather Service Riverton WY
511 AM MDT Fri Mar 20 2026

WYZ276-282-283-287-210000-
/O.EXT.KRIW.FW.W.0005.260320T1111Z-260322T0300Z/
Cody Foothills-South Bighorn Basin/Worland BLM-
Upper Wind River Basin/Wind River Basin-Owl Creek Mountains-
511 AM MDT Fri Mar 20 2026

...RED FLAG WARNING IN EFFECT UNTIL 9 PM MDT SATURDAY...

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

* AFFECTED AREA:
  In Central WY Fire Zone....283.
  In North Central WY Fire Zones...276...282...287.

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

* WIND: West to southwest 10 to 20 mph with gusts to 25 to 30 mph
  Friday; west 20 to 30 mph with gusts to 45 mph Saturday.

* HUMIDITY: 9 to 14 percent.

* TEMPERATURES: Highs in the upper 70s to middle 80s.

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.

&&

$$

Hazard Report Provided By forecast.weather.gov