Oversnow Route
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Miles (RT)
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Difficulty
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Condition
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Southwest Area Winter Routes | Elevations range from 6,700 feet to 10,457 feet
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Park Highway Route
(main park road)
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Varies
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Varies
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Sufficient snow accumulation suitable for skis or snowshoes. Not advised without winter equipment.
Snow-covered park road is an option for skis/or snowshoes. Traversing without winter equipment may be possible, however not advised.
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Sulphur Works
(via Hwy Route)
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2.0
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Beginner
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Sufficient snow accumulation suitable for skis or snowshoes. Not advised without winter equipment.
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Lassen Peak
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17.0+
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Advanced
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Snow-covered.
Reaching Lassen Peak requires around 15+ miles of travel round trip starting from the southwest park entrance.
Snow traversing equipment is necessary. Snowshoes Snowshoes/ ski, boot crampons, and ice axe may be necessary.
Throughout the snowy season (Nov. - April), the route passes through avalanche terrain. Be avalanche aware. Avalanche gear is highly recommended.
Protect the Lassen Peak Trail; do not cut switchbacks once trail is visible.
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Ridge Lakes
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4.0
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Intermediate
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Snow-covered.
Snow traversing equipment is necessary. Suitable for snowshoes. Skiing is advanced.
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Forest Lake
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2.4
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Intermediate
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Snow-covered.
Snow traversing equipment is necessary. Suitable for snowshoes.Skiing is advanced.
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Brokeoff Mountain
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7.0
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Advanced
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Snow-covered.
Snow traversing equipment is necessary. Snowshoes, ice-axe and crampons. Skiing is advanced. Snow depths vary significantly due to exposed slopes and wind-blown snow.
Throughout the snowy season (Nov. - April), the route passes through avalanche terrain. Be avalanche aware. Avalanche gear is highly recommended.
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Bumpass Hell - Closed
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NOT A WINTER ROUTE. Trail is closed in winter. This trail is closed every winter/spring until free of snow/ice hazards.
Trail typically re-opens in June or July. See trail opening dates from previous years, which are largely affected by snowpack. See summer trail conditions page for more information.
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Mill Creek Falls
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|
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Snow-covered.
Not advisable as a winter route with substanial snow cover.
Be aware of burn hazards such as standing dead trees.
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McGowan Cross-Country Ski Area
Lassen National Forest
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Varies
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Varies
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Snow-covered.
Check for more information.
Be aware of burn hazards such as standing dead trees.
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Manzanita Lake Area Winter Routes | Elevation range:5,600 feet - 8,530 feet
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Park Highway Route
(main park road)
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Varies
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Intermediate
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Not a winter route to Lost Creek area (~5 miles). Road cleared for park operations. Closed to vehicles, open for walking.
Beyond Lost Creek, snow-covered.
Snow traversing equipment is necessary. Snowshoes or skis.
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Reflection Lake Loop
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0.5
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Beginner
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Icy patches.
Snow traversing equipment is necessary.
Snowshoes or skis.
Due to exposure, sections of the route may have little to no snow or be ice covered.
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Manzanita Lake Campground Loop
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1.8
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Beginner
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Icy patches.
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Manzanita Lake Loop
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1.8
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Beginner
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Icy patches.
Not advised for skiing.
Due to exposure, sections of the route may have little to no snow or be ice covered.
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Chaos Crags Route
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4.0
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Intermediate
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Mostly snow-covered.
Snow traversing equipment is necessary.
Snowshoes. Not advised for skiing.
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Nobles Emigrant Route
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5.2
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Intermediate
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Icy patches.
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Manzanita Creek
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7.5
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Intermediate
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Mostly snow-covered.
Snow traversing equipment is necessary.
Snowshoes, skis, or boot spikes.
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Butte Lake Area | Elevation range:6,100 feet - 8,338 feet. Road closed to vehicle access during the snow season.
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Butte Lake Road
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6.0
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Snow-covered.
Snow traversing equipment is necessary.
Snowshoes or skis.
Road not winter maintained. Travel by vehicle is at your own risk.
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Warner Valley Area | Elevation range: 5,600 feet - 7,408 feet. Road closed to vehicle access during the snow season.
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Warner Valley Road
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6.0
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Not enough snow for snowshoes or skis.
Be aware of burn hazards such as standing dead trees.
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Juniper Lake Area | Elevation range: 6,700 feet - 8,048 feet. Road closed to vehicle access during the snow season.
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Juniper Lake Road
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4.0
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Snow-covered at park boundary.
Snow traversing equipment is necessary.
Snowshoes or skis.
Be aware of burn hazards such as standing dead trees.
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