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 12:42pm MST
US 20 in both directions: Dry pavement, clear skies.
Between I-84 (Caldwell) and I-184 (Boise). Expect dry pavements. Weather conditions clear.
Last updated today at 12:42pm MST
US 20 in both directions: Dry pavement, clear skies, large animals on roadway, drifting 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. Look out for drifting snow on the roadway.
Last updated today at 12:41pm MST
US 20: Winter Storm Warning.
Between Hot Springs Road (7 miles east of the Mountain Home area) and ID 75 (12 miles east of the Fairfield area). A Winter Storm Warning is in effect. Until Thursday, at about 5:00PM MST.

Web Comment: Winter Storm Warning issued January 17 at 4:49AM MST until January 19 at 5:00PM MST by NWS

...ANOTHER WINTER STORM ... .A PACIFIC STORM WILL BRING SIGNIFICANT SNOW AND ICE TO SOUTHEASTERN OREGON AND SOUTHWESTERN IDAHO LATE TONIGHT THROUGH THURSDAY.

Full NWS alert
Last updated today at 11:00am MST
US 20 in both directions: Icy patches, clear skies.
Between Cat Creek Summit (26 miles west of the Fairfield area) and ID 46 (16 miles west of the Carey area). Look out for icy patches. Weather conditions clear.
Last updated today at 12:50pm MST
US 20 in both directions: Dry pavement, cloudy.
Between The Timmerman Rest Area (16 miles west of the Carey area) and Blizzard Mountain Road (15 miles east of the Carey area). Expect dry pavements. Cloudy skies.
Last updated today at 12:50pm MST
US 20 in both directions: Icy patches, clear skies.
Between Lava Lake Road (15 miles east of the Carey area) and US 93 (Arco). Look out for icy patches. Weather conditions clear.
Last updated today at 6:30am MST
US 20 in both directions: Ice, packed snow patches, clear skies.
Between US 93 (Arco) and Van Buren Boulevard (13 miles east of the Butte City area). Look out for ice on the roadway. Look out for packed snow patches on the roadway. Weather conditions clear.
Last updated today at 6:30am MST
US 20 in both directions: Dry pavement, clear skies.
Between Van Buren Boulevard (13 miles east of the Butte City area) and I-15; US 91 (Idaho Falls). Expect dry pavements. Weather conditions clear.
Last updated today at 6:35am MST
US 20 in both directions: Dry pavement, clear skies.
Between I-15 (Idaho Falls) and The Montana State Line (3 miles east of the Island Park area). Expect dry pavements. Weather conditions clear.
Last updated today at 6:25am 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 I-184 (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). Expect dry pavements. Weather conditions clear. Look out for large animals on the roadway. Look out for drifting snow on the roadway. Between Cat Creek Summit (26 miles west of the Fairfield area) and ID 46 (16 miles west of the Carey area). Look out for icy patches. Weather conditions clear. Between The Timmerman Rest Area (16 miles west of the Carey area) and Blizzard Mountain Road (15 miles east of the Carey area). Expect dry pavements. Cloudy skies. Between Lava Lake Road (15 miles east of the Carey area) and US 93 (Arco). Look out for icy patches. Weather conditions clear. Between US 93 (Arco) and Van Buren Boulevard (13 miles east of the Butte City area). Look out for ice on the roadway. Look out for packed snow patches on the roadway. Weather conditions clear. Between Van Buren Boulevard (13 miles east of the Butte City area) and I-15; US 91 (Idaho Falls). Expect dry pavements. Weather conditions clear. Between I-15 (Idaho Falls) and The Montana State Line (3 miles east of the Island Park area). Expect dry pavements. Weather conditions clear. Between Hot Springs Road (7 miles east of the Mountain Home area) and ID 75 (12 miles east of the Fairfield area). A Winter Storm Warning is in effect. Until Thursday, at about 5:00PM MST. Between Hot Springs Road (7 miles east of the Mountain Home area) and ID 75 (12 miles east of the Fairfield area). A Winter Storm Warning is in effect. Until Thursday, at about 5:00PM MST.
Google Static Map Image
State conditions legend State
Closure Closure
Public conditions legend Public
Weather warning legend Weather Warning