Winter Weather Advisory Issued for Wyoming Mountains

Significant snow and gusty winds expected through Tuesday evening

Published on Feb. 15, 2026

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The National Weather Service has issued a Winter Weather Advisory for the Wind River Mountains West, Teton and Gros Ventre Mountains, and Salt River and Wyoming Ranges in western Wyoming. The advisory is in effect from 11 PM Monday through 5 PM MST on Tuesday, with total snow accumulations expected between 5 and 10 inches and wind gusts up to 55 mph.

Why it matters

The hazardous winter weather conditions could make travel difficult, especially for mountain passes like Teton, Togwotee, and South Passes, and could impact both the Tuesday morning and evening commutes in the affected areas.

The details

The National Weather Service is forecasting 5 to 8 inches of snow for Teton Pass, 4 to 7 inches for Togwotee Pass, and 2 to 5 inches for South Pass. Drivers are advised to slow down and use caution while traveling in the affected areas.

  • The Winter Weather Advisory is in effect from 11 PM Monday, February 15 to 5 PM MST on Tuesday, February 17.
  • The hazardous conditions could impact the Tuesday morning and evening commutes in the affected areas.

The players

National Weather Service

The National Weather Service is the primary source of weather data, forecasts, and warnings for the United States.

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What’s next

Drivers in the affected areas should closely monitor the weather conditions and road reports from the Wyoming Department of Transportation before and during their travels.

The takeaway

This winter weather advisory highlights the importance of being prepared for changing conditions and adjusting travel plans accordingly when significant snowfall and high winds are expected in mountainous regions.