Little Grizzly Mountain
Peak · 4,340 ft · Yosemite corridor
Little Grizzly Mountain is a 4,340-foot peak in Yosemite's Sierra Nevada corridor, approached via Highway 120. Avalanche terrain requires winter awareness and stable snowpack conditions.
Wind averages 7 mph but gusts to 22 mph by mid-afternoon, funneled off surrounding ridges. Morning calm typically holds until mid-day. Afternoon exposure makes early departure critical. Crowding remains light compared to main Yosemite Valley attractions.
Over the last 30 days, Little Grizzly Mountain averaged a NoGo Score of 32.0 with temperatures around 50°F and the 30-day average wind of 7 mph. Conditions swing between stable mornings (scores near 5) and marginal afternoons (scores to 50). The week ahead will track typical spring patterns: watch for afternoon wind ramps and lingering snow patches at higher exposures.
30 days back / 7 days forward
Today's score by factor
About Little Grizzly Mountain
Little Grizzly Mountain sits at 4,340 feet in the high Sierra, east of the Yosemite Valley corridor and accessible via Highway 120. The peak lies in avalanche terrain designated by the Sacramento Avalanche Center. Primary access is from the Highway 120 corridor; drive time from Yosemite Valley gateway towns (Groveland, Lee Vining) ranges 1 to 2 hours depending on seasonal road conditions. Winter and early-spring approaches require avalanche awareness and current snowpack assessment; stable routes and descent lines shift dramatically with snow depth and aspect.
Spring conditions (temperatures averaging 50°F) create a narrow window between winter freeze and late-spring warmth. The 30-day average wind of 7 mph masks afternoon thermals that routinely exceed 20 mph; gusts have reached 22 mph in recent months. Mornings hold calm, but by mid-afternoon, exposure to westerly flow becomes pronounced. Crowding averages 3 out of 10 (light to moderate), well below valley-floor density. This low baseline means parking pressure is minimal, but solitude comes with isolation; cell service is unreliable, and self-rescue options are limited.
Little Grizzly Mountain suits hikers and scramblers seeking high-Sierra views without valley crowds. Experienced mountaineers familiar with avalanche terrain and boot-pack descent make up the typical user base. Plan a dawn start to clear descent well before 2 p.m. wind ramps. Bring layers for temperature swings (annual range 38°F to 68°F); morning chill at 4,340 feet is sharp. Snow patches persist through May in shaded gullies; microspikes or crampons may be required. Stable snowpack conditions are non-negotiable in winter and spring; check SAC forecasts before driving Highway 120.
Nearby alternatives include higher peaks along the Highway 120 corridor and lower-elevation meadow walks around the Tioga Road (Highway 120) openings. Little Grizzly Mountain offers a moderate alternative to the more heavily trafficked Sierra summits yet retains enough isolation and technical terrain to demand respect. Spring visitors often pair it with lower passes or lake access on the same day, maximizing highway exposure in case road conditions degrade.