Idaho Transportation Department Logo Idaho Transportation Department   Highway Info
Winter Road Conditions
US 20 Whole Road 5 reports
Parma to Boise No reports
Mountain Home to Arco 2 reports
Arco to Idaho Falls 1 report
Idaho Falls to Montana 2 reports
Reports on US 20
Map of Reports on US 20 Between I-84; ID 51 (Mountain Home) and Cat Creek Summit (26 miles west of the Fairfield area). Expect dry pavements. Cloudy skies. Look out for large animals on the roadway. Between Cat Creek Summit (26 miles west of the Fairfield area) and First Street West (Fairfield). Expect dry pavements. Cloudy skies. Between ID 33 (12 miles east of the Butte City area) and I-15; US 91 (Idaho Falls). Expect dry pavements. Cloudy skies. Between The South Ashton City Limits (6 miles west of the Ashton area) and Harriman State Park (2 miles west of the Island Park area). Look out for slush on the roadway. The road is wet. Cloudy skies. 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.
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