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ID 21
ID 21: Wet pavement, cloudy, patchy fog, large animals on roadway, rock fall danger.

Between I-84 and Lucky Peak Dam Road (2 miles north of the Boise area). The road is wet. Cloudy skies. Be ready for patchy fog. Look out for large animals on the roadway. There is danger of a rock fall.

Forecast Weather: Likelihood of Light Rain. Wind gusts of up to 20 mph are expected.

Last updated today at 6:38am MST
ID 21: Icy patches, wet pavement, rain, large animals on roadway, rock fall danger.

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. Expect rain. Look out for large animals on the roadway. There is danger of a rock fall.

Forecast Weather: Scattered Light Snow Showers. Scattered Light Rain Showers. Wind gusts of up to 11 mph are expected.

Last updated today at 8:04pm MST
ID 21: Icy patches, wet pavement, rain, large animals on roadway, rock fall danger.

Between Robie Creek Road (13 miles north of the Boise area) and King Road (Idaho City). Look out for icy patches. The road is wet. Expect rain. Look out for large animals on the roadway. There is danger of a rock fall.

Forecast Weather: Scattered Light Snow Showers. Scattered Light Rain Showers. Expect up to a trace of new snow accumulation. Wind gusts of up to 6 mph are expected.

Last updated today at 8:04pm MST
ID 21: Snow on roadway, rain and snow mixed.

Between King Road and Banks Lowman Road (31 miles north of the Idaho City area). Look out for snow on the roadway. Look out for a mix of rain and snow.

Forecast Weather: Scattered Light Snow Showers. Scattered Light Rain Showers. Expect up to 1 inches of new snow accumulation. Wind gusts of up to 7 mph are expected.

Last updated today at 8:04pm MST
ID 21: Slush, wet pavement, rain, large animals on roadway, rock fall danger.

Between Banks Lowman Road (31 miles north of the Idaho City area) and Grandjean Road (35 miles south of the Stanley area). Look out for slush on the roadway. The road is wet. Expect rain. Look out for large animals on the roadway. There is danger of a rock fall.

Forecast Weather: Scattered Light Snow Showers. Scattered Light Rain Showers. Expect up to 0.5 inches of new snow accumulation. Wind gusts of up to 9 mph are expected.

Last updated today at 8:35pm MST
ID 21 in both directions: Road closed to traffic, avalanche danger.

Between Grandjean Road and Banner Creek Summit (23 to 35 miles south of the Stanley area). The road is closed to traffic. There is danger of an avalanche.

Web Comment: ID 21 from milepost 93.75 to milepost 105.4, Grandjean to Banner Summit. The highway remains closed until further notice.

Last updated today at 5:58pm MST
ID 21: Packed snow patches, light snow.

Between The Custer - Boise County Line (22 miles south of the Stanley area) and ID 75 (Stanley). Look out for packed snow patches on the roadway. Be prepared for light snow.

Forecast Weather: Expect Light Snow. Expect up to 6.5 inches of new snow accumulation. Wind gusts of up to 26 mph are expected.

Last updated today at 6:50am 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). The road is wet. Cloudy skies. Be ready for patchy fog. 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. Expect rain. Look out for large animals on the roadway. There is danger of a rock fall. Between Robie Creek Road (13 miles north of the Boise area) and King Road (Idaho City). Look out for icy patches. The road is wet. Expect rain. Look out for large animals on the roadway. There is danger of a rock fall. Between King Road and Banks Lowman Road (31 miles north of the Idaho City area). Look out for snow on the roadway. Look out for a mix of rain and snow. Between Banks Lowman Road (31 miles north of the Idaho City area) and Grandjean Road (35 miles south of the Stanley area). Look out for slush on the roadway. The road is wet. Expect rain. Look out for large animals on the roadway. There is danger of a rock fall. Between Grandjean Road and Banner Creek Summit (23 to 35 miles south of the Stanley area). The road is closed to traffic. There is danger of an avalanche. Between The Custer - Boise County Line (22 miles south of the Stanley area) and ID 75 (Stanley). Look out for packed snow patches on the roadway. Be prepared for light snow.
ID 21 in both directions: Road closed to traffic, avalanche danger.
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