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Portes du Soleil Snow Forecast - 20th May 2026

Portes du Soleil Snow Report and Forecast

ECMWF IFS
GFS
ICON

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Updated 20 May 2026 11:43 AEST

Snow Forecast for Portes du Soleil

Snow and Weather from 20 May.

For Forecast detail, see below.

Portes du Soleil Snow Forecast Highlights

When will there be fresh snow in Portes du Soleil?

Portes du Soleil Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (1,685m)
Next Snow?
There is no snow currently in the forecast for Portes du Soleil.
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Forecast for today in Portes du Soleil

Max 17℃
Min 8℃

Valley temperatures from an overnight low of 8℃ to daytime highs around 17℃
Freeze-thaw (spring snow) conditions up high.

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Wed
20

Snow unlikely

Lt DrizzleLt DrizzleLt DrizzleClear

Light drizzle early, then clear sky later.

Forecast times for Portes du Soleil are in Paris (Europe/Paris) time zone.

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Portes du Soleil 7-Day Snow Forecast Overview

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Summary Weather and Snow Forecast for Portes du Soleil from OpenMeteo(ECMWF IFS)
Wed
20
Thu
21
Fri
22
Sat
23
Sun
24
Mon
25
Tue
26
Wind
2,470m
4℃
Snow
9℃
Clear
9℃
Clear
10℃
Clear
11℃
Fair
11℃
Lt Rain
15℃
Clear
1,685m
9℃
Shwrs
14℃
Clear
15℃
Clear
16℃
Clear
16℃
Fair
17℃
Lt Rain
20℃
Clear
900m
17℃
Lt Drizzle
20℃
Mixed
22℃
Clear
23℃
Clear
24℃
Fair
24℃
Fair
25℃
Clear
Snow Line

varying 1,915m
to 1,885m

Max Town17℃20℃22℃23℃24℃24℃25℃
Min Town8℃5℃8℃9℃9℃11℃13℃

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.

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Snow Forecast near Portes du Soleil

Snow Forecasts for Ski Resorts near Portes du Soleil
Ski Area 48 Hr 7 DayWeThFrSaSuMoTu
Chamonix2cm 2cm
Morgins1cm 1cm
Morillon1cm 1cm

Snow Reliability

Portes du Soleil typically enjoys reliable snow conditions, with an average snow depth ranging from 100 to 300 cm during peak season. For the latest snow information, including snowfall updates, visit J2Ski.

Understanding and predicting Snow Conditions in Portes du Soleil

Here are our tips for making the most of a trip to Portes du Soleil, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Portes du Soleil, 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 Portes du Soleil 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 Portes du Soleil 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 Portes du Soleil 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.