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ID 21
ID 21 in both directions: Wet pavement, rain, large animals on roadway, rock fall danger.
Between I-84 and Robie Creek Road (8 miles north of the Boise area). The road is wet. Expect rain. Look out for large animals on the roadway. There is danger of a rock fall.
Last updated yesterday at 3:07pm MST
ID 21 in both directions: Slush, packed snow patches, rain, snow, large animals on roadway, rock fall danger.
Between Highland Valley Summit (8 miles north of the Boise area) and King Road (Idaho City). Look out for slush on the roadway. Look out for packed snow patches on the roadway. Expect rain. Be prepared for snow. Look out for large animals on the roadway. There is danger of a rock fall.
Last updated today at 12:13am MST
ID 21 in both directions: Snow on roadway, snow, 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 snow on the roadway. Be prepared for snow. Look out for large animals on the roadway. There is danger of a rock fall.
Last updated today at 12:13am MST
ID 21 in both directions: Packed snow, icy patches, rain and snow mixed, patchy fog, large animals on roadway, rock fall danger.
Between Garden Valley Road (32 miles north of the Idaho City area) and The Custer - Boise County Line (22 miles south of the Stanley area). Look out for packed snow on the roadway. Look out for icy patches. Look out for a mix of rain and snow. Be ready for patchy fog. Look out for large animals on the roadway. There is danger of a rock fall.
Last updated yesterday at 8:59pm MST
ID 21: Road closed, avalanche danger.
Between Grandjean Road and Banner Creek Summit (24 to 35 miles south of the Stanley area). The road is closed. There is danger of an avalanche.

Comment: Closed from milepost 94 to milepost 105, Grandjean Road to Banner Creek Summit starting 9:00AM MST, 12/21/2014.
Last updated yesterday at 4:51pm MST
ID 21: Winter Storm Warning.
Between Grandjean Road (24 miles south of the Stanley area) and ID 75 (Stanley). A Winter Storm Warning is in effect. Until tomorrow at about 5:00AM MST.

Comment: Winter Storm Warning issued December 20 at 11:25AM MST until December 22 at 5:00AM MST by NWS

.ABUNDANT PACIFIC MOISTURE WILL MOVE INTO SOUTHEAST IDAHO TODAY AND HEAVY SNOW IS EXPECTED AT HIGH ELEVATIONS IN THE CENTRAL MOUNTAINS AND EASTERN HIGHLANDS. HIGHEST SNOW AMOUNTS ARE EXPECTED TO BE ABOVE 7000 FEET AS THIS WILL BE A WARM SYSTEM. 2 TO 6 INCHES ARE EXPECTED AT 5 TO 6 THOUSAND FEET WITH OVER 6 INCHES POSSIBLE ABOVE 6 THOUSAND FEET AND OVER A FOOT MAY FALL

Full NWS alert
Last updated yesterday at 11:26am MST
ID 21 in both directions: 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.
Last updated yesterday at 6:56am MST
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Reports on ID 21
Map of Reports on ID 21 Between I-84 and Robie Creek Road (8 miles north of the Boise area). The road is wet. Expect rain. Look out for large animals on the roadway. There is danger of a rock fall. Between Highland Valley Summit (8 miles north of the Boise area) and King Road (Idaho City). Look out for slush on the roadway. Look out for packed snow patches on the roadway. Expect rain. Be prepared for snow. 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 snow on the roadway. Be prepared for snow. 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 The Custer - Boise County Line (22 miles south of the Stanley area). Look out for packed snow on the roadway. Look out for icy patches. Look out for a mix of rain and snow. Be ready for patchy fog. Look out for large animals on the roadway. There is danger of a rock fall. Between Grandjean Road and Banner Creek Summit (24 to 35 miles south of the Stanley area). The road is closed. 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. Between Grandjean Road (24 miles south of the Stanley area) and ID 75 (Stanley). A Winter Storm Warning is in effect. Until tomorrow at about 5:00AM MST.
ID 21: Road closed, avalanche danger.
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Closure Closure
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Weather warning legend Weather Warning