Andesite Peak
Peak · 8,215 ft · Lake Tahoe corridor
Andesite Peak rises 8,215 feet in the Lake Tahoe Sierra corridor, a moderate alpine summit with avalanche terrain and steady afternoon wind. Direct access from Highway 50 makes it a popular spring and early-summer objective.
Wind climbs predictably by mid-afternoon as lake breezes funnel upslope; morning calm is the rule. Temperature hovers near freezing through spring, with snowpack persisting into early summer. Crowding remains light even on weekends, typical of high-Sierra peaks beyond the Tahoe basin's main cirque trails.
The 30-day average wind of 9 mph masks a strong diurnal rhythm; expect gusts to 19 mph by afternoon. Over the same period, the average NoGo Score of 43 reflects stable but cold conditions with avalanche exposure a spring concern. The week ahead continues this pattern: calm mornings, rising wind by midday, and lingering snow on north-facing slopes.
30 days back / 7 days forward
Today's score by factor
About Andesite Peak
Andesite Peak sits east of Lake Tahoe's main ridge crest, accessed most directly from Highway 50 near the Tahoe Pass corridor. The peak stands roughly 10 miles southwest of Glenbrook and feeds into the Carson Range drainage system. Approach routes climb from established trailheads on the west side; the peak's prominence and moderate elevation make it a faster alpine objective than the surrounding high-Sierra summits. Winter and spring require a minimum of microspikes or crampons, and avalanche terrain assessment is mandatory on the approach.
Spring conditions at Andesite Peak centre on snowpack instability and wind exposure. The rolling 30-day average temperature of 32 degrees Fahrenheit is representative of late-winter to early-summer conditions at this elevation; expect nighttime freezes well into late spring. Wind averages 9 mph but accelerates sharply in the afternoon as thermal circulation strengthens over the lake and surrounding basins. The 30-day maximum wind of 19 mph is typical for clear afternoons; morning ascents offer the best visibility and stability. Crowding averages just 2 on a 10-point scale, meaning solo or small-group travel is common even on weekends.
Andesite Peak suits experienced mountaineers and well-equipped ski tourers who prioritize early starts and solid avalanche knowledge. The peak's proximity to Highway 50 draws Tahoe-basin residents, but its avalanche terrain and snowpack variables limit casual foot traffic. Plan a dawn departure to clear the summit before afternoon wind peaks; post-holing in spring corn is unavoidable if you start after mid-morning. Carry a shovel, probe, and beacon if crossing gullies or traversing north-facing slopes. The peak's low base popularity reflects its technical demands, not accessibility.
Nearby alternatives include peaks on the Carson Range crest and west-side summits like Freel Peak and Jobs Sister, which offer similar elevation and avalanche terrain but with heavier weekend crowding near the Tahoe basin proper. Andesite Peak's east-facing position makes it drier than peaks directly above the lake in early summer, shedding the winter snowpack earlier on sun-facing slopes. Pairing a Andesite Peak ascent with traverses along the ridge corridor gives access to a longer mountain experience without the highway-side congestion of classic Tahoe summits.