Tahoe Backcountry – Mt. Rose

The absence of an avalanche rating at this point in March suggests the Sierra Avalanche Center has transitioned to end-of-season operations, which typically happens when the snowpack has settled into a stable spring pattern. However, you'll still need to manage classic March hazards — wet loose avalanches and potential cornices. With highs reaching 62°F by Tuesday and abundant sunshine, expect significant solar heating on south and west aspects. Plan your ascents for early morning on sun-exposed terrain and be prepared to retreat by early afternoon as surface conditions deteriorate. SNOTEL at Annie Springs shows 33 inches of settled snow at 6,021 feet, with depth trending downward — indicating normal spring consolidation rather than active melting. The relatively shallow snowpack means rocks and stumps will be closer to the surface, especially on solar aspects that have been cooking all season. Watch for signs of instability even without formal ratings — shooting cracks, hollow sounds, or recent wet slide debris are your primary feedback mechanisms now. Light north winds through Monday (10-15 mph) won't create significant loading, but pay attention to any wind-pillowed features on lee aspects above treeline. The consistent high pressure pattern with overnight refreezing and daily warming creates textbook spring conditions. Start early to catch the morning crust on north aspects, and have a exit strategy for when things get sticky. Tuesday's 62-degree high makes it the most problematic day for wet loose activity — consider saving your biggest objective for Monday when temps stay closer to the mid-50s.