Active Weather Alerts
Avalanche Warning
Issued: 1:34 PM Dec. 19, 2025 – National Weather Service
...The Forest Service Sawtooth Avalanche Center in Ketchum has ISSUED an AVALANCHE WARNING which is in effect until 3 AM MST Saturday... * WHAT...Avalanche warning. The avalanche danger is HIGH. Heavy snowfall and wind driven snow are overloading a weak snowpack. * WHERE...The Sawtooths, White Clouds, Smokys, Boulders, and Pioneers, including the mountains near Stanley, Smiley Creek, Galena Summit, and Trail Creek Summit. * WHEN...7 AM MST Friday until 3 AM MST Saturday. * IMPACTS...Natural and human triggered avalanches large enough to bury people, snap trees, or destroy structures are very likely to occur. Avalanches may strike roadways, trails, and buildings in valley bottoms. PRECAUTIONARY/PREPAREDNESS ACTIONS... Very dangerous avalanche conditions exist. Travel in avalanche terrain is not recommended. Stay off and out from below steep slopes, slopes steeper than about 30 degrees. Avalanches may be triggered remotely, from flat terrain above, below, and to the sides of steep slopes. Consult www.sawtoothavalanche.com or www.avalanche.org for more detailed information. Similar avalanche danger may exist at locations outside the coverage area of this or any avalanche center.
Winter Storm Warning
Issued: 12:55 PM Dec. 19, 2025 – National Weather Service
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST SATURDAY... * WHAT...Heavy snow. Additional snow accumulations between 6 and 12 inches. Winds gusting as high as 55 mph. * WHERE...Big Lost Highlands/Copper Basin, Frank Church Wilderness, Sawtooth/Stanley Basin, and Sun Valley Region. * WHEN...Until 5 AM MST Saturday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the Friday morning and evening commutes. Strong winds could cause tree damage. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Call 5 1 1 or visit 511.idaho.gov for the latest road conditions. &&
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