Billy's Peak
Peak · 8,605 ft · Lake Tahoe corridor
Billy's Peak sits at 8,605 feet in the Lake Tahoe Sierra, a high-elevation summit in avalanche terrain. The peak draws fewer visitors than nearby showpieces, making it a backcountry alternative for experienced alpinists.
Wind averages 10 mph but funnels stronger off the lake in afternoon hours, particularly spring through early summer. Snowpack persists through late spring; assess slope stability before committing to steep terrain. Morning windows offer the calmest conditions and best visibility.
Over the past month, Billy's Peak has averaged a NoGo Score of 43.0, with temperatures hovering near 30 degrees Fahrenheit and average wind at 10 mph. The 30-day high reached 65, indicating variable conditions tied to lake-effect wind and seasonal snowpack fluctuation. The week ahead follows typical spring patterns: colder mornings, afternoon wind strengthening, and lingering snow above 8,000 feet.
30 days back / 7 days forward
Today's score by factor
About Billy's Peak
Billy's Peak rises in the high Sierra east of Lake Tahoe's western shore, accessible from the Tahoe corridor via Highway 50 or 89. The peak sits in the Sacramento Avalanche Center forecast zone and requires winter-through-spring approach awareness. Most parties approach from the north or south ridges, gaining elevation through mixed snow and rock; driving time from South Lake Tahoe is roughly 45 minutes to the nearest trailhead. The peak is lightly trafficked compared to the Cascade-Desolation Wilderness circuit to the south, meaning less social trail breaking in early season but also no established winter route markers.
Temperatures at 8,605 feet average 30 degrees Fahrenheit over the rolling month, with extremes between 17 and 43 degrees across a full year. Wind averages 10 mph but peaks at 21 mph, intensifying in afternoon as the lake heats and convection drives air upslope. Crowding averages a low 2.0 on the rolling scale, reflecting the peak's backcountry status and technical approach. Spring snowpack typically lingers through late May; early-season parties encounter wet slabs on south aspects by mid-afternoon. Late summer and early autumn bring the most stable conditions and calmest wind, though the window is short before snow returns.
Billy's Peak is best suited to experienced mountaineers comfortable with avalanche terrain assessment and off-trail navigation. Parties planning winter or spring ascents must check the Sacramento Avalanche Center forecast and probe for wind-slab formation on lee slopes. Crowding rarely exceeds low levels, eliminating social conflict but also removing the benefit of established bootpacks. Carry a shovel, beacon, and probe; descent routes can be corniced and steep. Afternoon wind and temperature swings are the dominant hazards; summit by early afternoon and descend before convection peaks.
Nearby alternatives include the higher peaks of the Desolation Wilderness to the south, which draw more traffic and offer more established summer routes. The Lake Tahoe corridor itself (Highway 50, 89) connects to easier snow-play areas and ski resorts, better suited for visitors seeking groomed access. Billy's Peak appeals to backcountry-oriented parties seeking solitude and technical challenge; it is not a shoulder-season walk-up.