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ID 21
ID 21: Road closed to traffic, avalanche.
Between Warm Springs Creek Airport Road and The Custer - Boise County Line (23 to 35 miles south of the Stanley area). The road is closed to traffic. There's been an avalanche.

Web Comment: Milepost 93.7 to 105.5, Grandjean to Banner Summit. The highway remains closed until further notice. Will reassess conditions at 7:00AM MST.
Last updated today at 4:33pm MST
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Truck Restrictions on ID 21
Map of Reports on ID 21 Between Grand Forest Drive and Old State Highway 21 - Greenbelt Access Road (near Boise). There is work on the shoulder because of utility work. Until February 28. Between Warm Springs Creek Airport Road and The Custer - Boise County Line (23 to 35 miles south of the Stanley area). The road is closed to traffic. There's been an avalanche.
ID 21: Road closed to traffic, avalanche.
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