12/21/2015
Idaho 21 to close this afternoon (Dec. 21) due to avalanche threat
BOISE--Idaho 21 will close at 1 p.m. today (Dec. 21) between Grandjean junction and Banner Summit (milepost 93-105) due to avalanche risk.
The closure will remain in effect until further notice and is based on avalanche conditions and weather forecasting in the region.
For the latest highway and weather conditions, call 5-1-1 or visit 511.idaho.gov.