Weather Alerts For Ketchum, ID

URGENT - WINTER WEATHER MESSAGE National Weather Service Pocatello ID 351 PM MST Thu Dec 4 2025 Sawtooth/Stanley Basin-Sun Valley Region- Including the cities of Galena, Sun Valley, Stanley, and Ketchum 351 PM MST Thu Dec 4 2025 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SATURDAY... * WHAT...Snow expected. Total snow accumulations between 2 and 6 inches with higher snow totals expected at and above pass level with 7 to 10 inches of snow for Galena Summit. Very gusty winds developing late Friday into Friday night. * WHERE...Sawtooth/Stanley Basin and Sun Valley Region. * WHEN...Until 5 AM MST Saturday. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the Thursday evening and Friday commutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Call 5 1 1 or visit 511.idaho.gov for the latest road conditions. &&