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ID 21
ID 21 in both directions: Slush, wet pavement, cloudy, large animals on roadway, rock fall danger.
Between I-84 and Lucky Peak Dam Road (2 miles north of the Boise area). Look out for slush on the roadway. The road is wet. Cloudy skies. Look out for large animals on the roadway. There is danger of a rock fall.
Last updated today at 12:39pm MST
ID 21 in both directions: Icy patches, wet pavement, cloudy, large animals on roadway, surface water hazard.
Between Lucky Peak Dam Road and Robie Creek Road (2 to 13 miles north of the Boise area). Look out for icy patches. The road is wet. Cloudy skies. Look out for large animals on the roadway. Look out for a surface water hazard.
Last updated today at 12:42pm MST
ID 21 in both directions: Icy patches, packed snow patches, cloudy, large animals on roadway.
Between Robie Creek Road (13 miles north of the Boise area) and King Road (Idaho City). Look out for icy patches. Look out for packed snow patches on the roadway. Cloudy skies. Look out for large animals on the roadway.
Last updated today at 12:42pm MST
ID 21 in both directions: Snow on roadway, heavy snow, large animals on roadway, snow chains recommended.
Between King Road and Garden Valley Road (31 miles north of the Idaho City area). Look out for snow on the roadway. Be prepared for heavy snow. Look out for large animals on the roadway. Snow chains are recommended.
Last updated today at 3:15am MST
ID 21 in both directions: Road closed, avalanche danger.
Between Rabbit Creek Road and Garden Valley Road (7 to 31 miles north of the Idaho City area). The road is closed. There is danger of an avalanche.

Web Comment: Closed from milepost 48 to milepost 72.5, north of Idaho City to Lowman.
Last updated today at 9:53am MST
ID 21 in both directions: Ice, packed snow, rain and snow mixed, large animals on roadway.
Between Garden Valley Road (31 miles north of the Idaho City area) and Grandjean Road (35 miles south of the Stanley area). Look out for ice on the roadway. Look out for packed snow on the roadway. Look out for a mix of rain and snow. Look out for large animals on the roadway.
Last updated today at 12:42pm MST
ID 21 in both directions: Packed snow, icy patches, light snow.
Between Grandjean Road and The Custer - Boise County Line (22 to 35 miles south of the Stanley area). Look out for packed snow on the roadway. Look out for icy patches. Be prepared for light snow.
Last updated today at 12:42pm MST
ID 21 in both directions: Packed snow, light snow.
Between The Custer - Boise County Line (22 miles south of the Stanley area) and ID 75 (Stanley). Look out for packed snow on the roadway. Be prepared for light snow.
Last updated today at 12:56pm MST
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Reports on ID 21
Map of Reports on ID 21 Between I-84 and Lucky Peak Dam Road (2 miles north of the Boise area). Look out for slush on the roadway. The road is wet. Cloudy skies. Look out for large animals on the roadway. There is danger of a rock fall. Between Lucky Peak Dam Road and Robie Creek Road (2 to 13 miles north of the Boise area). Look out for icy patches. The road is wet. Cloudy skies. Look out for large animals on the roadway. Look out for a surface water hazard. Between Robie Creek Road (13 miles north of the Boise area) and King Road (Idaho City). Look out for icy patches. Look out for packed snow patches on the roadway. Cloudy skies. Look out for large animals on the roadway. Between King Road and Garden Valley Road (31 miles north of the Idaho City area). Look out for snow on the roadway. Be prepared for heavy snow. Look out for large animals on the roadway. Snow chains are recommended. Between Rabbit Creek Road and Garden Valley Road (7 to 31 miles north of the Idaho City area). The road is closed. There is danger of an avalanche. Between Garden Valley Road (31 miles north of the Idaho City area) and Grandjean Road (35 miles south of the Stanley area). Look out for ice on the roadway. Look out for packed snow on the roadway. Look out for a mix of rain and snow. Look out for large animals on the roadway. Between Grandjean Road and The Custer - Boise County Line (22 to 35 miles south of the Stanley area). Look out for packed snow on the roadway. Look out for icy patches. Be prepared for light snow. Between The Custer - Boise County Line (22 miles south of the Stanley area) and ID 75 (Stanley). Look out for packed snow on the roadway. Be prepared for light snow.
ID 21 in both directions: Road closed, avalanche danger.
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