Idaho Transportation Department Logo Idaho Transportation Department   Highway Info
ID 21: Highland Valley Summit
5 miles north of the Boise area
Halt Image Cycling
Southbound
Last updated today at 10:07am MST
 
ID 21 in both directions: Icy patches.
Between I-84 (Boise) and King Road (Idaho City). Look out for icy patches. 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 5:44am MST
ID 21: Highland Valley Summit
Maximum Elevation 3766 feet
Maximum Grade 6.5%
34 °F
Precip (Yes/No) No
Surface Status Wet
Surface Friction Good
Visibility 1.24 miles
Wind Speed (avg) 8.3 mph
Wind Speed (gust) 11 mph
More Data Last updated today at 10:07am MST
Disclaimer