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Sierra Summit Long-Range Snow Forecast - 21st March 2026

Sierra Summit Long-Range Snow Forecast Updated today

ECMWF IFS
GEM
GFS

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Updated 20 March 2026 16:42 PDT

Long-Range Snow Forecast for Sierra Summit

Long-range (14 to 45 days) from 21 March.

For Forecast detail, see below.

Sierra Summit Snow Forecast Highlights

When will there be fresh snow in Sierra Summit?

Sierra Summit Snow Forecast Highlights - GFS
Snowfall prediction at mid-mountain (7,867ft)
Next Snow?
There is no snow currently in the forecast for Sierra Summit.

Long-range Snow Outlook for Sierra Summit

 
Snowfall

 
Snow Line

Max 83°F
Min 51°F

Snow unlikely

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Sierra Summit Long-Range (2 weeks+) Snow Forecast Outlook

Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.

16 Day Weather and Snow Forecast for Sierra Summit from OpenMeteo(GFS)
BaseSnow and WeatherTemp
Town
Sat
21
Clear

Clear sky.

Max 83°F
Min 54°F
Sun
22
Cloud

Cloudy.

Max 76°F
Min 51°F
Mon
23
Clear

Clear sky.

Max 73°F
Min 54°F
Tue
24
Clear

Clear sky.

Max 73°F
Min 56°F
Wed
25
Clear

Clear sky.

Max 75°F
Min 57°F
Thu
26
Clear

Clear sky.

Max 76°F
Min 58°F
Fri
27
Cloud

Cloudy.

Max 78°F
Min 60°F

No significant snowfall is forecast for this period.

This Snow Forecast for Sierra Summit, United States gives the predicted Snowfall and Freezing Levels for the next week.

The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in Sierra Summit, on any given trail or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.

Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.

Sierra Summit Snow Forecast updated at 16:42 PDT, next update expected 22:00 PDT.

Ensemble forecast for Sierra Summit, USA at 7,028ft

Daily Mean Temperature (yellow line is control)
Daily Total Precipitation (blue line is control)

Snow Reliability

Sierra Summit typically enjoys reliable snow conditions, with an average snow depth of 5 to 15 feet during peak season. Regular snowfall and grooming ensure excellent skiing; check J2Ski for the latest updates on conditions.

Off-Piste Safety in Sierra Summit

Before skiing or snowboarding off-piste in Sierra Summit, you must assess the local snow conditions. Always check the local Avalanche Risk Level and ski with appropriate safety equipment.