Permit required at North Cascades Backcountry in Washington.
Permits not required for day use or camping in car-accessed campgrounds along SR 20.
Permit required for camping 5/15/21 to 8/30/21.
Permit applications accepted from 3/15/21 to 4/15/21.
NW Forest Pass required to park at trailhead. Aug and Sept are most popular months.
For weather it’s best to use a point forecast from NOAA.