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Winter Road Conditions
US 20 Whole Road 10 reports
Parma to Boise 3 reports
Mountain Home to Arco 2 reports
Arco to Idaho Falls 2 reports
Idaho Falls to Montana 4 reports
Reports on US 20
Map of Reports on US 20 Between US 95 (near Parma) and I-84 (near Caldwell). Expect dry pavements. Cloudy skies. Between I-84 (Caldwell) and Franklin Road (3 miles west of the Star area). Expect dry pavements. Cloudy skies. Between Franklin Road (3 miles west of the Star area) and 15th Street (Boise). The road is wet. Cloudy skies. Between I-84; ID 51 (Mountain Home) and Cat Creek Summit (26 miles west of the Fairfield area). The road is wet. Expect rain. Be prepared for gusty winds. Look out for large animals on the roadway. Between Cat Creek Summit (26 miles west of the Fairfield area) and Van Buren Boulevard (12 miles east of the Butte City area). 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. Be prepared for gusty winds. Between I-15 (Idaho Falls) and Thornton Road (2 miles west of the Rexburg area). Expect dry pavements. Cloudy skies. Be prepared for gusty winds. Between Thornton Road (2 miles west of the Rexburg area) and The South Ashton City Limits (6 miles west of the Ashton area). The road is wet. Cloudy skies. Be prepared for gusty winds. 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). The road is wet. Cloudy skies. Be ready for patchy fog. 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). Look out for snow on the roadway. Be prepared for heavy snow. Look out for drifting snow on the roadway. Visibility is reduced.
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