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The Three Valleys Snow Forecast - 12th September 2026

The Three Valleys Snow Report and Forecast

ECMWF IFS
GFS
ICON

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Updated 12 September 2026 12:11 IST

Snow Forecast for The Three Valleys

Snow and Weather from 12 September.

For Forecast detail, see below.

The Three Valleys Snow Forecast Highlights

When will there be fresh snow in The Three Valleys?

The Three Valleys Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (2,150m)
Next Snow?
There is no snow currently in the forecast for The Three Valleys.
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Forecast for today in The Three Valleys

Max 20℃
Min 6℃

Valley temperatures from an overnight low of 6℃ to daytime highs around 20℃
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Sat
12

Snow unlikely

FairClearClearMixed

Fair, clear sky, clear spells later.

Forecast times for The Three Valleys are in Paris (Europe/Paris) time zone.

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The Three Valleys 7-Day Snow Forecast Overview

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Summary Weather and Snow Forecast for The Three Valleys from OpenMeteo(ECMWF IFS)
Sat
12		Sun
13		Mon
14		Tue
15		Wed
16		Thu
17		Fri
18
Wind
3,200m
8℃
Clear
9℃
Clear
9℃
Clear
11℃
Clear
8℃
Light Snow
5℃
Mixed
5℃
Clear
2,150m
15℃
Clear
16℃
Clear
16℃
Clear
18℃
Clear
16℃
Lt Drizzle
12℃
Mixed
12℃
Clear
1,100m
20℃
Clear
22℃
Clear
23℃
Fair
24℃
Clear
21℃
Clear
17℃
Mixed
17℃
Clear
Snow Line

varying 2,731m
to 2,700m

Max Town20℃22℃23℃24℃21℃17℃17℃
Min Town6℃9℃11℃9℃12℃10℃7℃

This table shows the average forecast snowfall, the maximum temperature, and expected general weather at resort, lower and upper mountain levels. For daily forecast details, see below.

France Accommodation (Apartments, Chalets, Hotels) Map

 

Snow Forecast near The Three Valleys

Snow Forecasts for Ski Resorts near The Three Valleys
Ski Area 48 Hr 7 DaySaSuMoTuWeThFr
Tignes-2cm
Val d'Isère-2cm
La Plagne-1cm
Les Arcs-1cm
Les Menuires-1cm
Saint Martin de Belleville-1cm
Val Thorens-1cm

Snow Reliability

The Three Valleys boasts excellent snow reliability, with an average snow depth of 200 cm and consistent snowfall throughout the season. For the latest snow conditions, check J2Ski for up-to-date information.

Understanding and predicting Snow Conditions in The Three Valleys

Here are our tips for making the most of a trip to The Three Valleys, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in The Three Valleys, but like any mountain, snow conditions change throughout the season, from day to day, and even from hour to hour.

Whether you’re sticking to the marked pistes or venturing off-piste, here’s what you need to know:

Pistes (Groomers) or Off-Piste

These can be a world apart, regarding snow conditions, even ignoring the difference between the natural terrain features to be found off-piste and the generally controlled surfaces and slopes of a pisted (groomed) run.

  • Piste Conditions can range from fresh powder to firm, icy surfaces, particularly after warm spells or a busy day on the mountain with the passage of many skiers.
  • Off-Piste Conditions are far more variable. Wind and sun can quickly transform fresh snow into wind crust or slushy layers, whilst cold weather can preserve stashes of powder many days after a snowfall.

WARNING - skiing off-piste (out-of-bounds) at The Three Valleys is uncontrolled and un-marked slopes are not made safe (from avalanche risk) or patrolled. Always check local advice, know the Avalanche Risk Level, ski with safety kit (and know how to use it), and never ski alone.

Analyzing Weather and Snowfall Forecasts

Whilst no forecast can tell you exactly how snow conditions in The Three Valleys will develop, checking the forecast regularly should give you an idea of what to expect.

New snowfall can bring fresh powder and refresh the surfaces of pisted runs. Powder can be tracked out quickly at busy times, but in less crowded and shaded areas, fresh snow can linger for days.

Changes in weather conditions, such as milder temperatures, rain or wind, can degrade snow quality. Conversely, cold, stable weather can preserve conditions for extended periods.

Predicting Future Snow Quality

Regularly check our snow and weather forecasts for The Three Valleys for changes that may affect snow quality. Forecast snowfall depth and recent snowfall are good indicators of what to expect.

Use historical data and recent snow reports to understand past snow conditions and anticipate future changes.