Not every closure is a bad thing. I know – coming from me, that probably sounds surprising. But hear me out.
The San Dimas Experimental Forest, tucked into the hills north of Glendora in the Angeles National Forest, has been closed to public recreation since March 23, 2026 – and unlike some closures I could name, this one makes sense to me.

Forest managers restrict summit approaches after heavy snow and rescue operations — check official alerts before heading into the San Gabriels.
Forest Service signs off on new e-bike branches, restroom-equipped parking and wayfinding. Construction slated for June 2026.
California State Parks purchases the NoraBella parcel for $2.415 million, adding ridged forest and creeks to California’s oldest state park.
AB 1804 cements the California State Library Parks Pass so Californians can borrow a day-use pass like a book and get outside.