Mountain Pass Conditions
Live weather and road data for mountain passes
Conditions can change rapidly — confirm road closures and chain requirements with WSDOT, CoTrip, or Caltrans before driving. Disclaimer
Travel Advisory Active
Weather
N/A
Road Condition
Reports have ended for this season. Traditionally weather and road conditions are reported on this page from November 1 to April 1. Should adverse weather occur that will impact travel, updates will be provided as information is available.
Updated: 5/18/2026, 6:42:54 AM
Travel Advisory Active
Weather
N/A
Road Condition
Cayuse Pass is open for the season. Reports have ended for this season. Traditionally weather and road conditions are reported from November 1 to April 1. Should adverse weather occur that will impact travel, updates will be provided as information is available
Updated: 5/21/2026, 10:14:35 PM
Travel Advisory Active
Weather
N/A
Road Condition
Chinook Pass is open. Traditionally weather and road conditions are reported from November 1 to April 1. Should adverse weather occur that will impact travel, updates will be provided as information is available
Updated: 5/23/2026, 4:31:47 AM
Travel Advisory Active
Weather
N/A
Road Condition
Reports have ended for this season. Traditionally weather and road conditions are reported from November 1 to April 1. Should adverse weather occur that will impact travel, updates will be provided as information is available
Updated: 5/18/2026, 6:43:20 AM
Weather
N/A
Road Condition
Reports have ended for this season. Traditionally weather and road conditions are reported on this page from November 1 to April 1. Should adverse weather occur that will impact travel, updates will be provided as information is available.
Updated: 4/24/2026, 1:54:48 PM
Weather
N/A
Road Condition
Reports have ended for this season. Traditionally weather and road conditions are reported on this page from November 1 to April 1. Should adverse weather occur that will impact travel, updates will be provided as information is available.
Updated: 4/24/2026, 1:54:48 PM
Travel Advisory Active
Weather
N/A
Road Condition
Reports have ended for this season. Traditionally weather and road conditions are reported on this page from November 1 to April 1. Should incidents occur that will impact travel, updates will be provided as information is available.
Updated: 5/22/2026, 1:34:10 PM
Travel Advisory Active
Weather
N/A
Road Condition
Reports have ended for this season. Traditionally weather and road conditions are reported from November 1 to April 1. Should adverse weather occur that will impact travel, updates will be provided as information is available
Updated: 5/18/2026, 6:41:49 AM
Weather
N/A
Road Condition
Effective April 30, SR 20/North Cascades Hwy has reopened PARTIALLY from the east side up to MP 156 (Porcupine Creek gate). The road from MP 156 to 130 (Colonial Creek) remains a work zone closed to ALL public access. The highway is expected to fully reopen on Thursday, June 25th.
Updated: 5/15/2026, 10:15:37 PM
Travel Advisory Active
Weather
Clear skies
Road Condition
Bare and dry
Updated: 5/18/2026, 6:48:13 AM
Travel Advisory Active
Weather
N/A
Road Condition
no current information available. The reporting has ended for this season.
Updated: 5/18/2026, 6:51:04 AM
Travel Advisory Active
Weather
Reports have ended for this season. Traditionally weather and road conditions are reported on this page from November 1 to April 1. Should incidents occur that will impact travel, updates will be provided as information is available.
Road Condition
Travel impacts will be updated here if conditions cause delays of an hour or more. For other cross-state travel conditions, check WSDOT's real-time travel map.
Updated: 5/23/2026, 4:30:54 AM
Travel Advisory Active
Weather
N/A
Road Condition
Reports have ended for this season. Traditionally weather and road conditions are reported on this page from November 1 to April 1. Should adverse weather occur that will impact travel, updates will be provided as information is available.
Updated: 5/18/2026, 6:45:43 AM
Travel Advisory Active
Weather
N/A
Road Condition
Reports have ended for this season. Traditionally weather and road conditions are reported from November 1 to April 1. Should adverse weather occur that will impact travel, updates will be provided as information is available
Updated: 5/18/2026, 6:57:05 AM
Weather
N/A
Road Condition
Reports have ended for this season. Traditionally weather and road conditions are reported on this page from November 1 to April 1. Should adverse weather occur that will impact travel, updates will be provided as information is available.
Updated: 4/24/2026, 1:54:48 PM
Travel Advisory Active
Weather
N/A
Road Condition
Reports have ended for this season. Traditionally weather and road conditions are reported on this page from November 1 to April 1. Should incidents occur that will impact travel, updates will be provided as information is available.
Updated: 5/22/2026, 1:34:10 PM