Pass Conditions

ID · ID-55

Driving to Tamarack

This is a road-access page, not a resort snow report. Confirm lift and terrain operations with the resort.

Status unclear

SH-21

Bridge construction on SH-21 Both Directions near South Fork Payette River. Lanes Alternating. 4/29/2025 7:00 AM to 6/30/2027 8:00 PM Mon, Tue, Wed, Thu, Fri, Sat, Sun: 7:00 AM - 8:00 PM Width Restriction: 13ft Weight Restriction: 80000lbs Speed Restriction: 25mph Activities: expect delays, reduced to single lane, alternating direction of travel. Expect Delays: Under 15 minutes · alternating-one-way · reduced-width: 13 feet · reduced-weight: 80000 pounds

Pipeline observation: Jul 30, 2026, 8:00 PM UTC · Agency update: Nov 26, 2025, 2:09 PM UTC

Coverage:Public Idaho WZDx work-zone and lane-impact events, polled every 10 minutes.The public WZDx feed is not Idaho's full mountain-pass or chain-control feed. Use Idaho 511 for winter restrictions.

Route and snow context

Primary access
ID-55
Related pass
Banner Summit
24h analyzed snowfall
Not available at the pass point
Nearby SNOTEL depth
Not available — not measured at the road
72h NWS-grid forecast
Not available

Confirm with ID DOT Resort conditions

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NOHRSC is gridded analysis; SNOTEL is a nearby station; NWS grid forecasts are not road-surface forecasts. Signs and closures are authoritative.