Watches, Warnings & Advisories



2 products issued by NWS for: Casper WY

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Riverton WY
247 AM MST Sun Feb 15 2026

WYZ001>020-022>030-161400-
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-
247 AM MST Sun Feb 15 2026

...Red Flag Warning in Effect for Portions of Natrona and Johnson
Counties 11 AM to 5 PM MST Sunday...

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Rest of Today and Tonight.

Critical fire weather for Natrona and southern Johnson County
this afternoon.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Monday...Elevated to possibly critical fire weather conditions,
mainly east of the Continental Divide.

Monday Night and Tuesday...The next weather system generates
accumulating snow along and west of the Continental Divide. To the
east of the Divide, strong to high wind is likely.

Wednesday through Thursday...Another weather system may bring
light to moderate snow to much of the area.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$




Red Flag Warning

URGENT - FIRE WEATHER MESSAGE
National Weather Service Riverton WY
245 AM MST Sun Feb 15 2026

WYZ280-281-160000-
/O.CON.KRIW.FW.W.0001.260215T1800Z-260216T0000Z/
Natrona County/Casper BLM-Johnson County/Casper BLM-
245 AM MST Sun Feb 15 2026

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
5 PM MST THIS AFTERNOON...

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

* AFFECTED AREA:
  In Central WY Fire Zone....280.
  In North Central WY Fire Zone....Southern Zone 281.

* COUNTIES AFFECTED:
  In Central WY...Natrona.
  In North Central WY...Southern Johnson.

* WIND: Southwest 15 to 25 mph with gusts up to 40 mph.

* HUMIDITY: As low as 15 to 20 percent.

* TEMPERATURES: Highs in the mid to upper 50s.

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...dry cured fuels and unseasonably
warm temperatures can contribute to extreme fire behavior.

&&

$$

http://weather.gov/riverton