Pattern through end of March

Tomer’s Take: Pattern remains active for parts of the West through the end of March. Steady snow accumulation is likely in the Sierra 3/19-3/25 then the pattern shifts north favoring the Pacific Northwest and Northern Tier of States.

Season Totals So Far:

Mammoth’s All-Time Record at the Main Lodge (Base) is 668″ set in 2010-2011. Summit total is currently 778″.

Forecast Pattern

Forecast jet stream valid 3/25. An area of low pressure slides through the Intermountain West.

Forecast Timing

Forecast radar/satellite valid 3/16-3/21.

End of March Pattern

Forecast mid-atmosphere pressure anomalies valid 3/30. Overall pattern favors the PNW/Northern Tier of states for unsettled weather.

Forecast Tahoe Rain/Snow Line

3/19: 7200′

3/20: 7100′

3/21: 5800′

Forecast Totals