Hazard Report Provided By forecast.weather.gov

Hazardous Weather Outlook
National Weather Service Riverton WY
125 PM MDT Fri Mar 13 2026

WYZ001>020-022>030-141300-
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-
125 PM MDT Fri Mar 13 2026

...High Wind Warning in Effect for a Wide Area Much of Saturday...

...Winter Weather Advisories Posted for the Northwest and Northern
Mountains Saturday and Saturday Evening...

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...This Afternoon and Tonight.

Wind gusts 40 to 55 mph will diminish between 6 and 8 PM Friday.
Localized gusts around 60 mph occur in Natrona and eastern Sweetwater
Counties. Light snow of 2 to 4 inches falls in the northwest and
northern mountains tonight, mainly above 10,000 feet.

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

Saturday through Saturday Night...Widespread wind gusts 40 to 60 mph
across most of the region with local gusts to 70 mph in central
Wyoming. Heavier snow arrives in the northwest and northern mountains
Saturday morning and persists through Saturday night. The passage of
a cold front Saturday night leads to light snowfall across lower
elevations east of the Continental Divide after sunset Saturday.

Sunday...Temperatures will be much below normal, with daytime highs
generally ranging from 25 to 35 degrees. Wind gusts of 25 to 35 mph
occur over the high deserts of southwest Wyoming.

Tuesday through Thursday...Above normal to near-record temperatures
expected, with readings in the 80s for some areas east of the
Continental Divide Wednesday and Thursday.

.SPOTTER INFORMATION STATEMENT...

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

$$

URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
123 PM MDT Fri Mar 13 2026

WYZ002-012-141300-
/O.UPG.KRIW.WS.A.0003.260314T1200Z-260315T0500Z/
/O.NEW.KRIW.WW.Y.0013.260314T1200Z-260315T0500Z/
Absaroka Mountains-Teton and Gros Ventre Mountains-
123 PM MDT Fri Mar 13 2026

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM TO 11 PM MDT
SATURDAY...

* WHAT...Snow expected. Total snow accumulations of 2 to 4 inches
  over Chief Joseph Pass, between 4 and 8 inches over Teton and
  Togwotee Passes, and 10 to 15 inches over the highest peaks. Winds
  gusting 45 to 60 mph.

* WHERE...Absaroka Mountains and Teton and Gros Ventre Mountains.

* WHEN...From 6 AM to 11 PM MDT Saturday.

* IMPACTS...Expect wintry travel conditions over mountain passes,
  including  Teton, Togwotee, and Chief Joseph Passes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

For graphical depictions of the snowfall forecast, including the
official NWS forecast, high end amounts, and low end amounts, visit
https://weather.gov/riw/winter .

For winter road conditions from the Wyoming Department of
Transportation, visit https://wyoroad.info .

&&

$$

Hazard Report Provided By forecast.weather.gov