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US 20
US 20 in both directions: Wet pavement, rain, patchy fog.
Between US 95 (near Parma) and I-84 (near Caldwell). The road is wet. Expect rain. Be ready for patchy fog.
Last updated yesterday at 6:40am MST
US 20 in both directions: Wet pavement, rain, patchy fog.
Between I-84 (Caldwell) and ID 16 (3 miles west of the Eagle area). The road is wet. Expect rain. Be ready for patchy fog.
Last updated yesterday at 6:40am MST
US 20 in both directions: Wet pavement, cloudy.
Between ID 16 (3 miles west of the Eagle area) and I-184 (Boise). The road is wet. Cloudy skies.
Last updated yesterday at 6:38am MST
US 20 in both directions: Slush, wet pavement, rain and snow mixed, large animals on roadway, rock fall danger.
Between I-84; ID 51 (Mountain Home) and Cat Creek Summit (26 miles west of the Fairfield area). Look out for slush on the roadway. The road is wet. Look out for a mix of rain and snow. Look out for large animals on the roadway. There is danger of a rock fall.
Last updated yesterday at 6:39am MST
US 20 in both directions: Dry pavement, cloudy.
Between Cat Creek Summit (26 miles west of the Fairfield area) and ID 46 (16 miles west of the Carey area). Expect dry pavements. Cloudy skies.
Last updated yesterday at 4:43pm MST
US 20: Winter Storm Warning.
Between County Line Road; Camp Creek Road (12 miles east of the Fairfield area) and Cutoff Road (5 miles west of the Carey area). A Winter Storm Warning is in effect. Until tomorrow at about 3:00PM MST.

Web Comment: Winter Storm Warning issued February 20 at 2:11AM MST until February 21 at 3:00PM MST by NWS

...WINTER STORM WARNING IN EFFECT FROM 6 AM THIS MORNING TO 3 PM MST TUESDAY... The National Weather Service in Pocatello has issued a Winter Storm Warning for snow and blowing snow, which is in effect from 6 AM this morning to 3 PM MST Tuesday. The Winter Storm Watch is no longer in effect.

Full NWS alert
Last updated today at 2:13am MST
US 20 in both directions: Wet pavement, cloudy, patchy fog.
Between The Timmerman Rest Area (16 miles west of the Carey area) and US 26 (Carey). The road is wet. Cloudy skies. Be ready for patchy fog.
Last updated yesterday at 6:51am MST
US 20 in both directions: Slush, wet pavement, cloudy, dense fog.
Between US 26 and Blizzard Mountain Road (15 miles east of the Carey area). Look out for slush on the roadway. The road is wet. Cloudy skies. Be ready for dense fog.
Last updated yesterday at 9:44am MST
US 20 in both directions: Slush, wet pavement, light snow.
Between Lava Lake Road (15 miles east of the Carey area) and Van Buren Boulevard (13 miles east of the Butte City area). Look out for slush on the roadway. The road is wet. Be prepared for light snow.
Last updated yesterday at 7:24am MST
US 20 in both directions: Wet pavement, rain.
Between Van Buren Boulevard (13 miles east of the Butte City area) and I-15; US 91 (Idaho Falls). The road is wet. Expect rain.
Last updated yesterday at 7:25am MST
US 20: Road closed to traffic.
Between Van Buren Boulevard and Argon National Engineering Lab Road (18 to 23 miles east of the Butte City area). The road is closed to traffic. Starting February 22, 2017 at 2:00AM MST until February 22, 2017 at about 2:45AM MST.

Web Comment: Idaho National Laboratory is transporting hazardous material between facilities. Motorists should expect a 45-minute delay, with the road closed between 2 a.m. and 2:45 a.m.

More Info: News Release
Last updated on February 17
US 20 in both directions: Wet pavement, rain.
Between I-15 (Idaho Falls) and Burton Road (2 miles west of the Rexburg area). The road is wet. Expect rain.
Last updated yesterday at 7:22am MST
US 20 in both directions: Wet pavement, cloudy.
Between 4300 West 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.
Last updated yesterday at 7:22am MST
US 20 in both directions: Slush, wet pavement, cloudy, patchy fog.
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. Be ready for patchy fog.
Last updated yesterday at 11:34am MST
US 20 in both directions: Snow on roadway, snow.
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 snow.
Last updated yesterday at 7:22am MST
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Reports on US 20
Map of Reports on US 20 Between US 95 (near Parma) and I-84 (near Caldwell). The road is wet. Expect rain. Be ready for patchy fog. Between I-84 (Caldwell) and ID 16 (3 miles west of the Eagle area). The road is wet. Expect rain. Be ready for patchy fog. Between ID 16 (3 miles west of the Eagle area) and I-184 (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). Look out for slush on the roadway. The road is wet. Look out for a mix of rain and snow. 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 ID 46 (16 miles west of the Carey area). Expect dry pavements. Cloudy skies. Between The Timmerman Rest Area (16 miles west of the Carey area) and US 26 (Carey). The road is wet. Cloudy skies. Be ready for patchy fog. Between US 26 and Blizzard Mountain Road (15 miles east of the Carey area). Look out for slush on the roadway. The road is wet. Cloudy skies. Be ready for dense fog. Between Lava Lake Road (15 miles east of the Carey area) and Van Buren Boulevard (13 miles east of the Butte City area). Look out for slush on the roadway. The road is wet. Be prepared for light snow. Between Van Buren Boulevard (13 miles east of the Butte City area) and I-15; US 91 (Idaho Falls). The road is wet. Expect rain. Between Van Buren Boulevard and Argon National Engineering Lab Road (18 to 23 miles east of the Butte City area). The road is closed to traffic. Starting February 22, 2017 at 2:00AM MST until February 22, 2017 at about 2:45AM MST. Between I-15 (Idaho Falls) and Burton Road (2 miles west of the Rexburg area). The road is wet. Expect rain. Between 4300 West 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. 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. 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 snow. Between County Line Road; Camp Creek Road (12 miles east of the Fairfield area) and Cutoff Road (5 miles west of the Carey area). A Winter Storm Warning is in effect. Until tomorrow at about 3:00PM MST.
US 20: Road closed to traffic.
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State conditions legend State
Closure Closure
Public conditions legend Public
Weather warning legend Weather Warning