A large avalanche has closed a section of a central Idaho highway, and officials say the road will remain closed "until ...

IDAHO, USA — State Highway 21 will reopen ahead of the weekend after wet weather and a resulting rockslide closed the highway for multiple days. The rockslide happened Tuesday after an atmospheric ...

BOISE, Idaho — Highway 21 remained closed for a second consecutive day Thursday from Sourdough to Banner Summit after a major rockslide caused by heavy rain in the area. The Idaho Transportation ...

The Idaho Transportation Department (ITD) has reopened SH-21 following a major closure. The highway was closed on Dec. 9 due to a major landslide. SH-21 is now reopened. There are slick and snowy ...