Idaho Severe Winter Storm Warning | Effective 06/27/2026 17:16

Headline: 
Winter Storm Warning issued June 27 at 6:16PM MDT until June 29 at 9:00AM MDT by NWS Missoula MT
Event: 
Winter Storm Warning
Urgency: 
Expected
Effective: 
June 27, 2026 - 5:16pm
Expires: 
June 28, 2026 - 1:30am
Description: 
* WHAT...Heavy wet snow possible above 6500 feet. Total snow accumulations of 4 to 8 inches, with up to 12 inches across the highest peaks. * WHERE...Backcountry and higher elevation areas, Highway 28 Tendoy to Lone Pine, Lemhi Pass, and Bannock Pass. * WHEN...Until 9 AM MDT Monday. * IMPACTS...Plan for winter-like conditions in the backcountry and higher elevations. Cold temperatures , wind, and wet snow will elevate the risk of hypothermia. Heavy wet snow may down trees, blocking access to backcountry roadways. * ADDITIONAL DETAILS...West winds 10 to 20 mph with gusts up to 30 mph.
Instruction: 
Persons should consider delaying travel across the backcountry and higher elevations. If travel is absolutely necessary, consider taking a winter storm kit along with you, including such items as tire chains, booster cables, flashlight, shovel, blankets and extra clothing. Also take water, a first aid kit, and anything else that would help you survive in case you become stranded.
Area Description: 
Eastern Lemhi County
Forcast Office: 
NWS Missoula MT