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Reports on US 20: Idaho Falls to Montana
US 20: Idaho Falls to Montana
Between I-15 (Idaho Falls) and The South Ashton City Limits (6 miles west of the Ashton area). The road is wet. Cloudy skies.
Last updated yesterday at 2:26pm MST
Between The North Fork Teton River Bridge (near Sugar City) and The Montana State Line (3 miles east of the Island Park area). A Winter Storm Warning is in effect. Until tomorrow at about 5:00AM MST.

Comment: Winter Storm Warning issued December 21 at 4:07AM MST until December 22 at 5:00AM MST by NWS

.EXPECT SNOW LEVELS TO GRADUALLY RISE TO 7000 TO 7500 FEET THIS AFTERNOON. TOTAL SNOWFALL OF OVER A FOOT IS EXPECTED ABOVE 7500 FEET WITH 6 TO 10 INCHES UP TO 7000 FEET. SNOW SHOULD GRADUALLY TAPER OFF TONIGHT AS SNOW LEVELS DROP ONCE AGAIN TO 4500 FEET BY MONDAY MORNING WITH THE STORM ENDING.

Full NWS alert
Last updated today at 4:09am MST
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. Look out for a mix of rain and snow. Be ready for dense fog.
Last updated yesterday at 3:53pm MST
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.
Last updated today at 12:04am MST