Thollon-les-Mémises 7-Day Snow Forecast

Thollon-les-Mémises Long-Range Snow Forecast Updated today

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Updated 19 September 2026 07:48 PDT

Long-Range Snow Forecast for Thollon-les-Mémises

Long-range (14 to 45 days) from 20 September.

For Forecast detail, see below.

Thollon-les-Mémises Snow Forecast Highlights

When will there be fresh snow in Thollon-les-Mémises?

Thollon-les-Mémises Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (4,921ft)
Next Snow?
There is no snow currently in the forecast for Thollon-les-Mémises.
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Long-range Snow Outlook for Thollon-les-Mémises

Snowfall

Snow Line

Max 71°F
Min 48°F

Snow unlikely

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Thollon-les-Mémises 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 Thollon-les-Mémises from OpenMeteo(ECMWF IFS)
	Snow and Weather	Temp Town
Sun 20	Cloudy.	Max 71°F Min 51°F
Mon 21	Cloudy.	Max 67°F Min 53°F
Tue 22	Clear sky.	Max 66°F Min 52°F
Wed 23	Clear sky.	Max 68°F Min 48°F
Thu 24	Clear spells.	Max 66°F Min 51°F
Fri 25	Fair.	Max 64°F Min 48°F
Sat 26	Clear sky.	Max 69°F Min 51°F

No significant snowfall is forecast for this period.

This Snow Forecast for Thollon-les-Mémises, France 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 Thollon-les-Mémises, 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.

Thollon-les-Mémises Snow Forecast updated at 07:48 PDT, next update expected imminently.

Ensemble forecast for Thollon-les-Mémises, France at 3,281ft

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

Thollon-les-Mémises typically enjoys reliable snow conditions, with an average snow depth of 70 cm during peak season. For the latest snow reports and updates, check J2Ski.

Off-Piste Safety in Thollon-les-Mémises

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