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Winter Road Conditions—Statewide
Map of Winter Driving—Statewide Between The Custer - Boise County Line (22 miles south of the Stanley area) and ID 75 (Stanley). Expect dry pavements. Cloudy skies. Between Cat Creek Summit (26 miles west of the Fairfield area) and First Street West (Fairfield). Expect dry pavements. Weather conditions clear. Between US 20 and Montana State Line (3 miles north of the Island Park area). The road is wet. Be prepared for light snow. Between Harriman State Park (2 miles west of the Island Park area) and The Montana State Line (3 miles east of the Island Park area). Expect dry pavements. Cloudy skies. Between Cemetery Road (near White Bird) and ID 13 (Grangeville). Look out for slush on the roadway. Look out for a mix of rain and snow. Between Bald Mountain and The Montana State Line (63 to 98 miles east of the Kooskia area). The road is wet. Be prepared for light snow. Between Iest Road and US 20 (1 mile south of the Parma area). The road is closed to traffic. Bridge construction work is in progress. There is work on the shoulder. People are working in the median. The roadway is reduced to one lane. Look out for flaggers. A detour is in operation. Speed restrictions are in force. Speed limit 45 MPH. From 7:00AM MDT to 7:00PM MDT on weekdays. Until December 1, 2017 at about 7:00PM MDT. Between Strawberry Creek Summit and US 89 (32 to 40 miles east of Preston). Look out for icy patches. Be prepared for light snow. Between Muirbrook Road - Sterline West Road and Chandler Road (5 to 14 miles east of the Aberdeen area). The bridge is closed. Bridge maintenance work is in progress. A detour is in operation. Follow the detour signs. From 7:00AM MDT to 8:00PM MDT on weekdays and Saturdays. Until May 5, 2017 at about 8:00PM MDT. Between US 30; Clay Street and The Wyoming State Line (16 miles north of the Montpelier area). Look out for icy patches. Be prepared for light snow. Between Elkhorn Road; River Ranch Road (Sun Valley) and ID 21 (Stanley). Expect dry pavements. Cloudy skies. Between Exit 22: ID 97 (5 miles east of the Coeur d'Alene area) and Exit 39: Old Mission State Park (4 miles west of the Pinehurst area). The road is wet. Cloudy skies. Between Exit 62: ID 4; Wallace East (Wallace) and the end of I-90 (4 miles east of the Mullan area). The road is wet. Cloudy skies. Between Main Avenue (Mackay) and McGowan Creek Road (14 miles south of the Challis area). Look out for icy patches. Be prepared for light snow. Between The Lemhi - Clark County Line (36 miles north of the Mud Lake area) and ID 29 (Leadore). The road is wet. Cloudy skies. Between ID 28; Challis Street and The Montana State Line (44 miles north of the Salmon area). The road is wet. Cloudy skies. Between Exit 167: ID 22 (Dubois) and The Montana State Line (11 miles north of the Spencer area). The road is wet. Cloudy skies. Be prepared for gusty winds. Between Ross Avenue (Driggs) and The Wyoming State Line (3 miles east of the Victor area). Look out for slush on the roadway. The road is wet. Cloudy skies. Be prepared for light snow. Between Ross Avenue (Driggs) and The Wyoming State Line (3 miles east of the Victor area). Look out for slush on the roadway. The road is wet. Cloudy skies. Be prepared for light snow. Between King Road and Banks Lowman Road (31 miles north of the Idaho City area). Look out for icy patches. Cloudy skies. Look out for large animals on the roadway. There is danger of a rock fall. Between Grandjean Road and The Custer - Boise County Line (22 to 35 miles south of the Stanley area). Look out for icy patches. Cloudy skies. Look out for large animals on the roadway. There is danger of a rock fall. Between I-15; Devil Creek Road and The East Holbrook City Limits (21 miles west of the Malad City area). Expect dry pavements. Cloudy skies. Between Exit 17: ID 36; State Highway 36 (2 miles north of the Malad City area) and Exit 31: ID 40; Downey Road (8 miles south of the Arimo area). The road is wet. Be prepared for light snow. Between The West Lava Hot Springs City Limits (Lava Hot Springs) and Georgetown Summit (3 miles west of the Georgetown area). Look out for snow on the roadway. Cloudy skies. Between Exit 245: 1400S Road and The Utah State Line (34 to 65 miles east of the Heyburn area). Expect dry pavements. Cloudy skies. Between Smith's Ferry Drive - High Valley Road (14 miles south of the Cascade area) and Paddy Flat Road; Scheline Lane (2 miles north of the Donnelly area). Expect dry pavements. Cloudy skies. There is danger of a rock fall. Between Georgetown Summit (3 miles west of the Georgetown area) and The Wyoming State Line (19 miles east of the Montpelier area). Look out for icy patches. Be prepared for light snow. Between US 26; State Highway 26 (Swan Valley) and ID 33 (Victor). Look out for slush on the roadway. The road is wet. Cloudy skies. Be prepared for light snow. Between I-84; ID 51 (Mountain Home) and Cat Creek Summit (26 miles west of the Fairfield area). Expect dry pavements. Weather conditions clear. Look out for large animals on the roadway. Between ID 28 and The Montana State Line (13 miles north of the Leadore area). The road is wet. Cloudy skies. Between Paddy Flat Road; Scheline Lane (2 miles north of the Donnelly area) and US 95 (New Meadows). Expect dry pavements. Cloudy skies. Look out for large animals on the roadway. There is danger of a rock fall.
US 95: Road closed to traffic, bridge construction, work on the shoulder, work in the median, roadway reduced to one lane, look out for flaggers, detour in operation, speed restrictions in force.
ID 39 in both directions: Bridge closed, bridge maintenance operations, detour in operation, follow the detour signs.
ID 74 westbound: Road closed, because of construction work, utility work, follow local detour.
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State conditions legend State
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Weather warning legend Weather Warning