TO TRAILHEAD: I-5 N to exit 21. R onto WA 503. Go 3 mi. past Cougar, WA; R onto unsigned state road. In .3 mi., L onto FR 10. In 4 mi., R @ dirt 3-way. In about .75 mi., park safely on roadside (high-clearance vehicle needed for last 0.2 mile to trailhead).