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Chamonix Sud Snow Forecast - 48 hour - 31st August 2026

Chamonix Sud 48-Hour Snow Forecast

ECMWF IFS
GFS

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Updated 31 August 2026 12:47 PDT

2-Day Forecast for Chamonix Sud

48-hours from 31 August.

See below for forecast detail

Chamonix Sud Snow Forecast updated at 12:47 PDT, next update expected 18:00 PDT.

Forecast for today in Chamonix Sud

Max 72°F
Min 57°F

Valley temperatures from an overnight low of 57°F to daytime highs around 72°F
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Mon
31

up to 1in New Snow

Lt DrizzleLt DrizzleClearClear

Light drizzle early, then clear sky later.

Snow Line from 10,630ft to 9,619ft, with rain below.

Forecast times for Chamonix Sud are in Paris (Europe/Paris) time zone.

Forecast for tomorrow in Chamonix Sud

Max 72°F
Min 48°F

Valley temperatures from an overnight low of 48°F to daytime highs around 72°F
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Tue
01

Snow unlikely

ClearClearFairMixed

Clear sky, fair, clear spells later.

Forecast times for Chamonix Sud are in Paris (Europe/Paris) time zone.

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48-hour Forecast Detail

48 Hour Weather and Snow Forecast for Chamonix Sud from OpenMeteo(ECMWF IFS)
BaseSnow toWeatherTemp
Town
Rain or Snow?
Mon02:00Drizzle

Heavy snow showers at altitude.
Hvy drizzle below.
60°FSW
Calm
100%
Mon03:00Lt Drizzle

Light snow at altitude.
Drizzle below.
59°FSW
Light
100%
Mon04:00Lt Drizzle

Light snow at altitude.
Lt drizzle below.
58°FSW
Calm
100%
Mon05:00Lt Drizzle

Light snow at altitude.
Lt drizzle below.
57°FSW
Light
90%
Mon06:00Lt Drizzle

Light snow at altitude.
Lt drizzle below.
58°FSW
Light
90%
Mon07:00Lt Drizzle

Light snow at altitude.
Lt drizzle below.
58°FSW
Light
95%
Mon08:00Lt Drizzle

Light snow at altitude.
Drizzle below.
57°FSW
Calm
90%
Mon09:00Fair

Light snow at altitude.
Lt rain below.
60°FSW
Light
75%
Mon10:00Fair

Clear sky at altitude.
Fair below.
64°FSW
Light
55%
Mon11:00Lt Drizzle

Light drizzle.66°FSW
Light
35%
Mon12:00Lt Drizzle

Fair at altitude.
Lt drizzle below.
68°FSW
Light
30%
Mon13:00Lt Drizzle

Clear sky at altitude.
Lt drizzle below.
70°FSW
Light
30%
Mon14:00Clear

Clear sky.72°FSW
Light
25%
Mon15:00Clear

Clear sky.71°FSW
Light
15%
Mon16:00Clear

Clear sky.71°FSW
Light
10%
Mon17:00Fair

Clear sky at altitude.
Fair below.
70°FSW
Light
0%
Mon18:00Fair

Clear sky at altitude.
Fair below.
69°FSW
Light
0%
Mon19:00Fair

Clear sky at altitude.
Fair below.
67°FSW
Light
0%
Mon20:00Clear

Clear sky.62°FSW
Light
0%
Mon21:00Clear

Clear sky.59°FSW
Calm
0%
Mon22:00Clear

Clear sky.58°FSW
Calm
0%
Mon23:00Clear

Clear sky.57°FSW
Calm
0%
Tue00:00Clear

Clear sky.55°FSW
Calm
0%
Tue01:00Clear

Clear sky.53°FSW
Calm
0%
Tue02:00Clear

Clear sky.52°FSW
Calm
0%
Tue03:00Clear

Clear sky.51°FSW
Light
0%
Tue04:00Clear

Clear sky.50°FSW
Calm
0%
Tue05:00Clear

Fair at altitude.
Clear below.
49°FSW
Calm
0%
Tue06:00Clear

Clear sky.48°FSW
Calm
0%
Tue07:00Fair

Fair.48°FSW
Calm
0%
Tue08:00Clear

Clear sky.52°FSW
Calm
0%
Tue09:00Clear

Clear sky.60°FSW
Calm
0%
Tue10:00Clear

Clear sky.64°FSW
Light
0%
Tue11:00Clear

Clear sky.66°FSW
Light
0%
Tue12:00Fair

Fair.68°FSW
Light
0%
Tue13:00Fair

Clear sky at altitude.
Fair below.
70°FSW
Light
0%
Tue14:00Fair

Clear sky at altitude.
Fair below.
71°FSW
Light
0%
Tue15:00Clear

Clear sky.72°FSW
Light
0%
Tue16:00Fair

Clear sky at altitude.
Fair below.
72°FSW
Light
0%
Tue17:00Fair

Fair.71°FSW
Light
0%
Tue18:00Cloud

Cloudy.70°FSW
Light
0%
Tue19:00Mixed

Cloudy at altitude.
Mixed below.
67°FSW
Light
0%
Tue20:00Clear

Clear sky.63°FSW
Light
0%
Tue21:00Mixed

Clear spells.61°FSW
Calm
0%
Tue22:00Mixed

Fair at altitude.
Mixed below.
59°FSW
Calm
0%
Tue23:00Mixed

Fair at altitude.
Mixed below.
58°FSW
Calm
0%
Wed00:00Mixed

Fair at altitude.
Mixed below.
56°FSW
Calm
0%
Wed01:00Clear

Clear sky.54°FSW
Light
0%

Snow Forecast near Chamonix Sud

Snow forecasts for nearby ski areas.

Snow Forecasts for Ski Resorts near Chamonix Sud
Ski Area 48 Hr 7 DayMoTuWeThFrSaSu
Chamonix1in 1in

Chamonix Sud Snow

For current snow depths and skiing conditions, see our Current Snow Report for Chamonix Sud.

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.

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.