Sierra Summit 7-Day Snow Forecast

Sierra Summit Long-Range Snow Forecast Updated today

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Updated 01 July 2026 17:45 PDT

Long-Range Snow Forecast for Sierra Summit

Long-range (14 to 45 days) from 2 July.

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 90°F
Min 52°F

Snow unlikely

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)
	Snow and Weather	Temp Town
Thu 02	Clear sky.	Max 81°F Min 52°F
Fri 03	Clear sky.	Max 82°F Min 55°F
Sat 04	Cloudy.	Max 83°F Min 67°F
Sun 05	Cloudy.	Max 85°F Min 69°F
Mon 06	Cloudy.	Max 89°F Min 71°F
Tue 07	Clear sky.	Max 90°F Min 72°F
Wed 08	Clear sky.	Max 89°F Min 74°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 17:45 PDT, next update expected imminently.

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

Daily Mean Temperature (yellow line is control)

Daily Total Precipitation (blue line is control)

What are Forecast Ensembles ? Multiple forecasts from running the same weather model with slightly different inputs. The prominent line (the 'control') is the model output from standard inputs, the thinner lines are the variations. Plotted together, they show a range of possible outcomes; the closer they are, the higher the confidence.

How to read Long Range Ensemble Forecasts

These forecasts are from ECMWF EC46, a long-range, low-resolution (area) model. They may not accurately reflect local conditions and should be read as area forecasts, indicating whether the coming weeks are likely to be warmer, colder, wetter, or drier than average.

What to look for?

Temperatures trending downward at the same time as precipitation spikes upward... means snow!

Lines close together indicate a high confidence, while wider spreads signal uncertainty.

United States Accommodation (Apartments, Chalets, Hotels) Map

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.