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Chamonix Sud Long-Range Snow Forecast - 3rd May 2026

Chamonix Sud Long-Range Snow Forecast Updated today

ECMWF IFS
GFS

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Updated 03 May 2026 10:44 AEST

Long-Range Snow Forecast for Chamonix Sud

Long-range (14 to 45 days) from 3 May.

For Forecast detail, see below.

Chamonix Sud Snow Forecast Highlights

When will there be fresh snow in Chamonix Sud?

Chamonix Sud Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (2,440m)
Next Snow Expected4 May
Next Snow Amount3cm
Next 48 Hours4cm
Next 7 Days8cm
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Long-range Snow Outlook for Chamonix Sud

 
Snowfall

 
Snow Line

Max 19℃
Min 2℃

24cm New Snow

Snow Line from 3,409m to 1,702m, with rain below.

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Chamonix Sud 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 Chamonix Sud from OpenMeteo(ECMWF IFS)
BaseSnow and WeatherTemp
Town
Sun
03
Cloud

Cloudy.

Max 19℃
Min 7℃
Mon
04
Cloud

up to 3cm New Snow
Light snow showers at altitude, light rain showers below.
Snow Line from 2,855m to 2,025m, with rain below.

Max 15℃
Min 6℃
Tue
05
Mixed

up to 6cm New Snow
Light snow showers at altitude, light rain showers below.
Snow Line from 2,932m to 1,932m, with rain below.

Max 14℃
Min 7℃
Wed
06
Cloud

up to 6cm New Snow
Light snow showers at altitude, light rain showers below.
Snow Line from 2,702m to 1,778m, with rain below.

Max 12℃
Min 3℃
Thu
07
Mixed

up to 5cm New Snow
Snow showers at altitude, rain showers below.
Snow Line from 2,763m to 1,702m, with rain below.

Max 13℃
Min 5℃
Fri
08
Fair

Fair.

Max 18℃
Min 2℃
Sat
09
Mixed

up to 4cm New Snow
Light snow showers at altitude, light rain showers below.
Snow Line from 3,409m to 1,717m, with rain below.

Max 17℃
Min 6℃

This Snow Forecast for Chamonix Sud, 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 Chamonix Sud, 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.

Chamonix Sud Snow Forecast updated at 10:44 AEST, next update expected 16:00 AEST.

Long-range ensemble forecasts for Chamonix Sud will be available shortly.

Snow Forecast near Chamonix Sud

Snow Forecasts for Ski Resorts near Chamonix Sud
Ski Area 48 Hr 7 DaySuMoTuWeThFrSa
Les Arcs17cm 36cm
Chamonix9cm 26cm
La Clusaz14cm 18cm
La Flégère4cm 11cm
Flaine4cm 7cm
Morzine1cm 7cm
Avoriaz2cm 6cm
Les Gets-1cm

Snow Reliability

Chamonix Sud generally sees a snow depth of around 180 cm in winter, with reliable snowfall throughout the season. For the latest snow conditions, including updates on snowmelt and depth, visit J2Ski.

Off-Piste Safety in Chamonix Sud

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