Marmot Basin 7-Day Snow Forecast

Marmot Basin Long-Range Snow Forecast Updated today

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Updated 10 August 2026 18:48 AEST

Long-Range Snow Forecast for Marmot Basin

Long-range (14 to 45 days) from 11 August.

For Forecast detail, see below.

Marmot Basin Snow Forecast Highlights

When will there be fresh snow in Marmot Basin?

Marmot Basin Snow Forecast Highlights - GEM
Snowfall prediction at mid-mountain (2,150m)
Next Snow?
There is no snow currently in the forecast for Marmot Basin.

Long-range Snow Outlook for Marmot Basin

Snowfall

Snow Line

Max 19℃
Min 5℃

Snow unlikely

Marmot Basin 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 Marmot Basin from OpenMeteo(GEM)
	Snow and Weather	Temp Town
Tue 11	Clear sky.	Max 19℃ Min 7℃
Wed 12	Light drizzle.	Max 13℃ Min 6℃
Thu 13	Light drizzle.	Max 11℃ Min 7℃
Fri 14	Light rain showers.	Max 16℃ Min 6℃
Sat 15	Clear spells.	Max 17℃ Min 5℃
Sun 16	Clear spells.	Max 19℃ Min 7℃
Mon 17	Clear spells.	Max 14℃ Min 7℃

No significant snowfall is forecast for this period.

This Snow Forecast for Marmot Basin, Canada 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 Marmot Basin, 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.

Marmot Basin Snow Forecast updated at 18:48 AEST, next update expected imminently.

Ensemble forecast for Marmot Basin, Canada at 1,700m

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.

Snow Reliability

Marmot Basin enjoys reliable snowfall, with an average snow depth of 3 to 5 meters annually. For the latest snow conditions and updates, check J2Ski for accurate and timely information.

Off-Piste Safety in Marmot Basin

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