Idaho Transportation Department Logo Idaho Transportation Department   Highway Info
Winter Road Conditions
US 20 Whole Road 3 reports
Parma to Boise No reports
Mountain Home to Arco 2 reports
Arco to Idaho Falls No reports
Idaho Falls to Montana 1 report
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. There is danger of a rock fall. Between Cat Creek Summit (26 miles west of the Fairfield area) and First Street West (Fairfield). Expect dry pavements. 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. Expect rain. Be ready for patchy fog.
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