Idaho Transportation Department Logo Idaho Transportation Department   Highway Info
Highways with Mountain Passes
US 12 1 mountain pass
I-15 2 mountain passes
US 20 2 mountain passes
ID 21 4 mountain passes
ID 28 1 mountain pass
ID 29 1 mountain pass
US 30 3 mountain passes
ID 31 1 mountain pass
ID 33 1 mountain pass
ID 36 1 mountain pass
ID 38 1 mountain pass
ID 55 1 mountain pass
ID 71 1 mountain pass
ID 75 1 mountain pass
I-84 1 mountain pass
ID 87 1 mountain pass
US 89 1 mountain pass
I-90 2 mountain passes
US 93 3 mountain passes
US 95 3 mountain passes
Mountain Passes—Statewide
Map of Statewide Between Orchard Street (Kuna) and I-84 (Meridian). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between Hillside Road (near Genesee) and County Line Road (near Plummer). A Winter Storm Warning is in effect. Until Monday, at about 11:00AM PST. Between The Oregon State Line (near Fruitland) and Westbound Bliss Rest Area (5 miles west of the Bliss area). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between The Start of Highway 52 (near Payette) and ID 55 (3 miles west of the Horseshoe Bend area). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between ID 3 (Kendrick) and ID 8 (Troy). A Winter Storm Warning is in effect. Until Monday, at about 11:00AM PST. Between Mountain Home AFB (Mountain Home AFB) and the end of ID 67 (near Mountain Home). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between Exit 22: ID 97 (6 miles east of the Coeur d'Alene area) and The Montana State Line (4 miles east of the Mullan area). A Winter Storm Warning is in effect. Until Monday, at about 11:00AM PST. Between Washington State Line and US 95. A Winter Storm Warning is in effect. Until Monday, at about 11:00AM PST. Between Challis Avenue; Sunset Street (Arco) and Spur Canyon Road (21 miles south of the Challis area). Watch for deer on the roadway. Look out for large animals on the roadway. Drive with extreme caution. Between US 30 and ID 52 (1 mile east of the New Plymouth area). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between I-84 (near Caldwell) and I-84 (Boise). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between I-84; ID 51 and Immigrant Road (7 miles east of the Mountain Home area). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between The Oregon State Line and US 95; Anderson Corner Road (8 to 10 miles west of the Parma area). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between US 95 (near Parma) and I-84 (near Caldwell). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between the start of ID 45 (14 miles south of the Nampa area) and I-84B; 2nd Street; 11th Avenue (Nampa). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between I-84 (Caldwell) and I-84 (Nampa). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between I-84 (1 mile west of the Mountain Home area) and I-84 (4 miles east of the Mountain Home area). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between I-84 and I-84 (24 to 27 miles west of Caldwell). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between ID 51 and I-84B (21 to 37 miles east of the Grand View area). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between ID 55 (Marsing) and ID 51 (14 miles east of the Grand View area). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between US 95 (1 mile south of the Marsing area) and Second Street South (Nampa). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between US 95 (near Wilder) and I-84B; Business Route I-84 in Caldwell (Caldwell). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between Spring Creek Way (6 miles north of the Eagle area) and Horseshoe Bend Hill Summit (7 miles south of the Horseshoe Bend area). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between ID 44 (Eagle) and Horseshoe Bend Hill Summit (5 miles north of the Eagle area). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between I-84 (Meridian) and ID 44 (Eagle). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between Oregon State Line and US 95 (3 miles west of the Homedale area). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between ID 8 and ID 6 (13 miles east of the Deary area). A Winter Storm Warning is in effect. Until Monday, at about 11:00AM PST. Between ID 78 (Grand View) and ID 67; State Route 67-Grandview Road (near Mountain Home AFB). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between US 20 (14 miles south of the Emmett area) and the end of ID 16 (near Emmett). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between I-84B; North Main Street and I-84; US 20 (Mountain Home). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between Washington State Line (6 miles west of the Potlatch area) and ID 3 (29 miles east of the Onaway area). A Winter Storm Warning is in effect. Until Monday, at about 11:00AM PST. Between US 95; Cedar Street (Plummer) and ID 3 (St. Maries). A Winter Storm Warning is in effect. Until Monday, at about 11:00AM PST. Between Black Lake Road and I-90 (11 to 26 miles north of the Parkline area). A Winter Storm Warning is in effect. Until Monday, at about 11:00AM PST. Between Howard Gulch Creek (1 mile south of the Juliaetta area) and Garnet Road (1 mile north of the Parkline area). A Winter Storm Warning is in effect. Until Monday, at about 11:00AM PST. Between I-90 and the end of ID 4 (5 miles east of the Wallace area). A Winter Storm Warning is in effect. Until Monday, at about 11:00AM PST. Between Broken Wagon Flat Road (32 miles south of the Mountain Home area) and I-84B; Third West Street (Mountain Home). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. 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. Between I-84 (Boise) and Robie Creek Road (9 miles north of the Boise area). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between I-84; The Start of Highway 44 (near Caldwell) and US 20; Glenwood Street (Garden City). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between Peek Rock Road (18 miles south of the Homedale area) and Striker Lane (6 miles south of the Midvale area). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between I-84 and Exit 3: US 20 (near Boise). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between Riverside Road and Johnstone Road (near Homedale). Bridge construction work is in progress. The roadway is reduced to one lane. Observe the signals. Expect delays. There is a width limit in effect. Speed restrictions are in force. Expect 10 - minute delays. Width limit 12'0". Speed limit 25 MPH. Until July 14, 2017 at about 7:00PM MST. Between The Oregon State Line and US 95; 16th Street North (near Fruitland). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between US 95 (3 miles west of the New Plymouth area) and I-84 (3 miles east of the New Plymouth area). A Dense Fog Advisory is in effect. Until tomorrow at about 8:00AM MST. Between Washington State Line and US 95; Main Street (near Moscow). A Winter Storm Warning is in effect. Until Monday, at about 11:00AM PST. Between US 95; Washington Street (Moscow) and ID 3 (Deary). A Winter Storm Warning is in effect. Until Monday, at about 11:00AM PST. Between ID 3 (near Bovill) and Oviatt Creek Road (5 miles east of the Bovill area). A Winter Storm Warning is in effect. Until Monday, at about 11:00AM PST.
ID 31: Pine Creek Pass
US 95: Lewiston Hill Summit
ID 36: Emigration Pass
ID 87: Reynolds Pass
US 93: Willow Creek Summit
US 95: White Bird Hill Summit
US 89: Geneva Summit
ID 55: Horseshoe Bend Hill Summit
I-15: Malad Summit
ID 21: Beaver Creek Summit
I-15: Monida Pass
US 12: Lolo Pass
ID 28: Gilmore Summit
ID 21: Banner Creek Summit
ID 29: Bannock Pass
US 30: Border Summit
US 93: Lost Trail Pass
ID 38: Holbrook Summit
ID 75: Galena Summit
US 20: Targee Pass
I-84: Sweetzer Summit
ID 21: Highland Valley Summit
I-90: Lookout Pass
ID 71: Brownlee Summit
ID 33: Teton Pass
ID 21: Mores Creek Summit
US 30: Georgetown Summit
I-90: Fourth of July Pass
US 95: Midvale Hill Summit
US 93: Nevada Line Pass
US 20: Cat Creek Summit
US 30: Fish Creek Summit
Google Static Map Image
Mountain Pass Mountain Pass