Idaho Transportation Department Logo Idaho Transportation Department   Highway Info
This website will transition to a NEW 511 site. Start using it NOW & give us feedback.
ID 21
ID 21: Rock fall danger, deer on the roadway.
Between I-84 (Boise) and Banks Lowman Road (31 miles north of the Idaho City area). There is danger of a rock fall. Watch for deer on the roadway.
ID 21: Road closed, avalanche.
Between Warm Springs Creek Airport Road and The Custer - Boise County Line (23 to 35 miles south of the Stanley area). The road is closed. There's been an avalanche.
Switch to Winter Driving Conditions
Switch to Truck Restrictions
Reports on ID 21
Map of Reports on ID 21 Between I-84 (Boise) and Banks Lowman Road (31 miles north of the Idaho City area). There is danger of a rock fall. Watch for deer on the roadway. Between I-84 (Boise) and Banks Lowman Road (31 miles north of the Idaho City area). There is danger of a rock fall. Watch for deer on the roadway. Between Warm Springs Creek Airport Road and The Custer - Boise County Line (23 to 35 miles south of the Stanley area). The road is closed. There's been an avalanche.
ID 21: Rock fall danger, deer on the roadway.
ID 21: Road closed, avalanche.
Google Static Map Image
Closure Closure Restriction Restriction Crash Crash Warning Warning Warning Roadwork
Info Info Health Warning Health Warning