Idaho Transportation Department Logo Idaho Transportation Department   Highway Info
US 20
US 20 in both directions: Dry pavement, clear skies.
Between US 95 (near Parma) and I-84 (near Caldwell). Expect dry pavements. Weather conditions clear.
Last updated today at 12:38pm MST
US 20 in both directions: Dry pavement, clear skies.
Between I-84 (Caldwell) and 15th Street (Boise). Expect dry pavements. Weather conditions clear.
Last updated today at 12:38pm MST
US 20 in both directions: Icy patches, dry pavement, clear skies, large animals on roadway.
Between I-84; ID 51 (Mountain Home) and Cat Creek Summit (26 miles west of the Fairfield area). Look out for icy patches. Expect dry pavements. Weather conditions clear. Look out for large animals on the roadway.
Last updated today at 12:37pm MST
US 20 in both directions: Dry pavement, clear skies, gusty winds.
Between Cat Creek Summit (26 miles west of the Fairfield area) and Blizzard Mountain Road (18 miles west of the Arco area). Expect dry pavements. Weather conditions clear. Be prepared for gusty winds.
Last updated today at 12:50pm MST
US 20 in both directions: Dry pavement, clear skies.
Between Lava Lake Road (18 miles west of the Arco area) and Van Buren Boulevard (12 miles east of the Butte City area). Expect dry pavements. Weather conditions clear.
Last updated today at 1:28pm MST
US 20 in both directions: Dry pavement, cloudy.
Between ID 33 (12 miles east of the Butte City area) and I-15; US 91 (Idaho Falls). Expect dry pavements. Cloudy skies.
Last updated today at 1:28pm MST
US 20 in both directions: Dry pavement, cloudy.
Between I-15 (Idaho Falls) and The South Ashton City Limits (6 miles west of the Ashton area). Expect dry pavements. Cloudy skies.
Last updated today at 1:25pm MST
US 20 in both directions: Wet pavement, cloudy.
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.
Last updated today at 1:25pm MST
US 20 in both directions: Icy patches, wet pavement, cloudy.
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 icy patches. The road is wet. Cloudy skies.
Last updated today at 1:25pm MST
Switch to Road Reports
Switch to Truck Restrictions
Reports on US 20
Map of Reports on US 20 Between US 95 (near Parma) and I-84 (near Caldwell). Expect dry pavements. Weather conditions clear. Between I-84 (Caldwell) and 15th Street (Boise). Expect dry pavements. Weather conditions clear. Between I-84; ID 51 (Mountain Home) and Cat Creek Summit (26 miles west of the Fairfield area). Look out for icy patches. Expect dry pavements. Weather conditions clear. Look out for large animals on the roadway. Between Cat Creek Summit (26 miles west of the Fairfield area) and Blizzard Mountain Road (18 miles west of the Arco area). Expect dry pavements. Weather conditions clear. Be prepared for gusty winds. Between Lava Lake Road (18 miles west of the Arco area) and Van Buren Boulevard (12 miles east of the Butte City area). Expect dry pavements. Weather conditions clear. Between ID 33 (12 miles east of the Butte City area) and I-15; US 91 (Idaho Falls). Expect dry pavements. Cloudy skies. Between I-15 (Idaho Falls) and The South Ashton City Limits (6 miles west of the Ashton area). 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). 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). Look out for icy patches. The road is wet. Cloudy skies.
Google Static Map Image
State conditions legend State
Closure Closure
Public conditions legend Public
Weather warning legend Weather Warning