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Mountain Passes
I‑15 ID 55 ID 75 I‑84 I‑90 US 93 US 95
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Mountain Passes—Statewide
Map of Statewide Between Johnson Road and McKim Creek Road (19 miles north of the Challis area). There is danger of a rock fall. Drive with extreme caution. Between Thompson Creek Road (5 miles south of the Clayton area) and US 93 (20 miles north of the Clayton area). There is danger of a rock fall. Drive with extreme caution. Between Grandjean Road and Banner Creek Summit (27 to 28 miles south of the Stanley area). Look out for a brush fire. The roadway is reduced to one lane. Expect long delays. Drive with extreme caution. Between 11th Street and Sandhollow Road (10 miles east of the Payette area). Look out for mobile maintenance operations. Between Redfish Lake Road (near Stanley) and Squaw Creek Road (5 miles south of the Clayton area). There is danger of a rock fall. Drive with extreme caution. Between Robinson Bar Road (15 miles north of the Stanley area) and Slate Creek Road (15 miles south of the Clayton area). Road construction work is in progress. The roadway is reduced to one lane. Follow the signs. Look out for flaggers. Look out for temporary traffic lights. Reduce your speed. Width limit 14'0". From 7:30AM MDT to 12:30PM MDT on Friday and from 7:30AM MDT to 5:30PM MDT on Monday, Tuesday, Wednesday and Thursday. Until October 4, 2019 at about 5:30PM MDT. Between Seafoam Road and Iron Creek Road (9 to 16 miles south of the Stanley area). Look out for a brush fire. The road is closed. Consider using an alternate route. Between Redfish Lake Road (near Stanley) and Squaw Creek Road (5 miles south of the Clayton area). Look out for large animals on the roadway.
ID 21: Banner Creek
ID 28: Gilmore
ID 21: Highland Valley
US 93: Lost Trail Pass
I-90: Fourth of July Pass
ID 38: Holbrook
ID 36: Emigration Pass
US 95: White Bird Hill
US 93: Nevada Line Pass
ID 87: Reynolds Pass
US 20: Targee Pass
ID 75: Galena
US 89: Geneva
I-15: Monida Pass
ID 21: Mores Creek
ID 21: Beaver Creek
ID 71: Brownlee
ID 29: Bannock Pass
US 95: Midvale Hill
US 30: Georgetown
US 12: Lolo Pass
ID 55: Horseshoe Bend Hill
ID 33: Teton Pass
I-90: Lookout Pass
US 30: Border
ID 31: Pine Creek Pass
US 30: Fish Creek
I-15: Malad
US 20: Cat Creek
I-84: Sweetzer
US 95: Lewiston Hill
US 93: Willow Creek
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Mountain Pass Mountain Pass