Facility · Washington ·
Managed by the USDA Forest Service
Mount St. Helens National Volcanic Monument (National Volcanic Monument) · Open Access
Discover more about Mount St. Helens eruptive past in this much more stark, higher-elevation setting. Access Lava Canyon Trail #184 at this site. Travel along the trail and explore a mudflow-scoured canyon with views of a waterfall plunging over an ancient lava flow. Continue on the Lava Canyon Trail for more challenging hiking experiences with rewarding views.
Accessible Adventures Video featuring Lava Canyon Trail:
From Woodland, WA take State Route 503/Forest Road 90 east to the well-signed Forest Road 83 junction. Turn left on Forest Road 83 for 11 miles and follow to the end of Forest Road 83 at Lava Canyon Trailhead and Intepretive Site.
46.16585, -122.08832 · 46°9'57.1"N 122°5'18.0"W
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| High °F | — | — | — | — | — | — | — | — | — | — | — | — |
| Low °F | — | — | — | — | — | — | — | — | — | — | — | — |
| Precip in | 26.3 | 18.3 | 19.0 | 12.8 | 7.2 | 5.3 | 1.4 | 2.5 | 6.3 | 15.8 | 25.5 | 26.1 |
1991–2020 averages from the nearest NOAA station, 3.1 mi away — not measured at the facility itself, and elevation can make a real difference over that distance.
Recreation.gov last updated this record on 2026-02-25.
Facility information and photographs from Recreation.gov (RIDB). SpotOpened is not affiliated with Recreation.gov or any federal agency.
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