Idaho Transportation Department Logo Idaho Transportation Department   Highway Info
ID 21
ID 21 in both directions: Dry pavement, clear skies.
Between I-84 and Robie Creek Road (8 miles north of the Boise area). Expect dry pavements. Weather conditions clear.
Last updated yesterday at 12:36pm MST
ID 21 in both directions: Dry pavement, clear skies, large animals on roadway, rock fall danger.
Between Highland Valley Summit (8 miles north of the Boise area) and King Road (Idaho City). Expect dry pavements. Weather conditions clear. Look out for large animals on the roadway. There is danger of a rock fall.
Last updated yesterday at 8:33pm MST
ID 21 in both directions: Icy patches, clear skies, large animals on roadway, rock fall danger.
Between King Road and Garden Valley Road (32 miles north of the Idaho City area). Look out for icy patches. Weather conditions clear. Look out for large animals on the roadway. There is danger of a rock fall.
Last updated yesterday at 8:33pm MST
ID 21 in both directions: Dry pavement, clear skies, large animals on roadway, rock fall danger.
Between Garden Valley Road (32 miles north of the Idaho City area) and Grandjean Road (35 miles south of the Stanley area). Expect dry pavements. Weather conditions clear. Look out for large animals on the roadway. There is danger of a rock fall.
Last updated yesterday at 6:28pm MST
ID 21 in both directions: Icy patches, clear skies, rock fall danger.
Between Grandjean Road and The Custer - Boise County Line (22 to 35 miles south of the Stanley area). Look out for icy patches. Weather conditions clear. There is danger of a rock fall.
Last updated yesterday at 6:29pm MST
ID 21 in both directions: Icy patches, clear skies.
Between The Custer - Boise County Line (22 miles south of the Stanley area) and ID 75 (Stanley). Look out for icy patches. Weather conditions clear.
Last updated yesterday at 12:50pm MST
Switch to Road Reports
Switch to Truck Restrictions
Reports on ID 21
Map of Reports on ID 21 Between I-84 and Robie Creek Road (8 miles north of the Boise area). Expect dry pavements. Weather conditions clear. Between Highland Valley Summit (8 miles north of the Boise area) and King Road (Idaho City). Expect dry pavements. Weather conditions clear. Look out for large animals on the roadway. There is danger of a rock fall. Between King Road and Garden Valley Road (32 miles north of the Idaho City area). Look out for icy patches. Weather conditions clear. Look out for large animals on the roadway. There is danger of a rock fall. Between Garden Valley Road (32 miles north of the Idaho City area) and Grandjean Road (35 miles south of the Stanley area). Expect dry pavements. Weather conditions clear. Look out for large animals on the roadway. There is danger of a rock fall. Between Grandjean Road and The Custer - Boise County Line (22 to 35 miles south of the Stanley area). Look out for icy patches. Weather conditions clear. There is danger of a rock fall. Between The Custer - Boise County Line (22 miles south of the Stanley area) and ID 75 (Stanley). Look out for icy patches. Weather conditions clear.
Google Static Map Image
State conditions legend State
Closure Closure
Public conditions legend Public
Weather warning legend Weather Warning