Section of Highway 21 closed to due avalanche danger
State Highway 21 is closed in both directions from Grandjean to Banner Summit. ITD plans to reassess road conditions Saturday ...
Idaho Route 21 closes again due to avalanche risk
GRANDJEAN, Idaho (KMVT/KSVT) — Road crews closed Idaho Route 21 again on Monday due to a significant avalanche threat in the Grandjean area. The state highway is closed from Grandjean to Banner Summit ...
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Avalanche risk closes SH-21 from Grandjean to Banner Summit, affecting both directions
Idaho 511 shows major avalanche danger on SH-21 in both Directions from MM (93.7) to MM (105). All lanes closed.