Please note SR 20/North Cascades Highway will remain closed from the west side at Colonial Creek Campground (MP 130) to Porcupine Creek (MP 156) until repairs are finished.
This closure INCLUDES no access for hikers, bikers and campers.
WSDOT North
Attention SR 20 travelers! The North Cascades Highway will PARTIALLY reopen TODAY at 2 p.m. from the east up to Porcupine Creek (MP 156). SR 20 will remain a work zone and closed to ALL public access 24/7 from MPs 156-130. Check out our blog: wsdotblog.blogspot.com/2026/04/nort...
