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Chamonix Sud Snow Forecast - 48 hour - 12th April 2026

Chamonix Sud 48-Hour Snow Forecast

ECMWF IFS
GFS

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Updated 12 April 2026 08:46 BST

Powder Alarm

Powder Alarm issued 12 April 2026 11:44 BST

Powder Possible :- 13cm 5in of Fresh Snow is forecast for Chamonix Sud over the next 2 days.

Avalanche Risk

3Avalanche Risk Level 3

Considerable

The overall Avalanche Risk Level in Chamonix was reported as Considerable (Level 3): ALWAYS check local advice before leaving marked runs.

2-Day Forecast for Chamonix Sud

48-hours from 12 April.

See below for forecast detail

Chamonix Sud Snow Forecast updated at 08:46 BST, next update expected 14:00 BST.

Forecast for today in Chamonix Sud

Max 11℃ 52°F
Min 6℃ 43°F

Valley temperatures from an overnight low of 6℃ 43°F to daytime highs around 11℃ 52°F

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Sun
12

up to 4cm up to 2in New Snow

DrizzleCloudLt DrizzleCloud

Drizzle first, cloudy then light drizzle, cloudy later.

Snow Line from 2,425m 7,956ft to 1,778m 5,833ft , with rain below.

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

Powder Alert!

Powder Alarm issued 12 April 2026 11:44 BST

Powder Possible :- 13cm 5in of Fresh Snow is forecast for Chamonix Sud over the next 2 days.

Forecast for tomorrow in Chamonix Sud

Max 9℃ 47°F
Min 4℃ 39°F

Valley temperatures from an overnight low of 4℃ 39°F to daytime highs around 9℃ 47°F
Freeze-thaw (spring snow) from mid-mountain up.

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Mon
13

up to 5cm up to 2in New Snow

Light SnowCloudCloudLight Snow

Light snow at altitude, cloudy, light snow at altitude later.

Snow Line from 2,025m 6,644ft to 1,425m 4,675ft , with rain below.

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?
Sun02:00Cloud

Cloudy. 7℃ 45°F SE
Calm
15%
Sun03:00Drizzle

up to 1cm New Snow
Snow falling to 1,902m 6,240ft , with rain below.

Cloudy at altitude.
Drizzle below.
7℃ 45°F SE
Calm
35%
Sun04:00Drizzle

up to 1cm New Snow
Snow falling to 1,840m 6,037ft , with rain below.

Heavy snow at altitude.
Hvy rain below.
7℃ 44°F SE
Calm
60%
Sun05:00Lt Drizzle

up to 1cm New Snow
Snow falling to 1,825m 5,988ft , with rain below.

Heavy snow at altitude.
Hvy rain below.
7℃ 44°F SE
Calm
80%
Sun06:00Drizzle

Heavy snow at altitude.
Hvy rain below.
6℃ 43°F SE
Light
95%
Sun07:00Lt Drizzle

Heavy snow showers at altitude.
Hvy shwrs below.
6℃ 43°F SE
Light
100%
Sun08:00Lt Drizzle

Clear spells at altitude.
Lt drizzle below.
6℃ 43°F SE
Light
95%
Sun09:00Lt Drizzle

Light snow at altitude.
Lt drizzle below.
7℃ 45°F SE
Calm
75%
Sun10:00Cloud

Cloudy. 8℃ 47°F SE
Calm
45%
Sun11:00Cloud

Cloudy. 9℃ 48°F SE
Calm
20%
Sun12:00Cloud

Cloudy. 10℃ 49°F SE
Calm
10%
Sun13:00Cloud

Cloudy. 11℃ 51°F SE
Calm
5%
Sun14:00Cloud

Cloudy. 11℃ 52°F SE
Calm
0%
Sun15:00Drizzle

up to 1cm New Snow
Snow falling to 2,425m 7,956ft , with rain below.

Cloudy at altitude.
Drizzle below.
11℃ 51°F SE
Calm
5%
Sun16:00Lt Drizzle

Cloudy at altitude.
Lt drizzle below.
10℃ 49°F SE
Calm
15%
Sun17:00Lt Drizzle

Cloudy at altitude.
Lt drizzle below.
9℃ 49°F SE
Calm
25%
Sun18:00Lt Drizzle

Cloudy at altitude.
Lt drizzle below.
8℃ 46°F SE
Calm
35%
Sun19:00Lt Drizzle

Cloudy at altitude.
Lt drizzle below.
8℃ 46°F SE
Light
40%
Sun20:00Cloud

Cloudy. 7℃ 45°F SE
Light
50%
Sun21:00Lt Drizzle

Light snow at altitude.
Lt drizzle below.
7℃ 44°F SE
Light
55%
Sun22:00Cloud

Cloudy. 6℃ 43°F SE
Light
65%
Sun23:00Cloud

Cloudy. 6℃ 43°F SE
Light
75%
Mon00:00Lt Drizzle

Light snow at altitude.
Lt drizzle below.
6℃ 43°F S
Light
85%
Mon01:00Lt Drizzle

Heavy snow showers at altitude.
Hvy shwrs below.
6℃ 42°F S
Light
90%
Mon02:00Drizzle

Heavy snow showers at altitude.
Hvy shwrs below.
6℃ 42°F S
Light
100%
Mon03:00Drizzle

up to 1cm New Snow
Snow falling to 1,671m 5,482ft , with rain below.

Heavy snow showers at altitude.
Hvy shwrs below.
6℃ 42°F S
Light
100%
Mon04:00Drizzle

up to 1cm New Snow
Snow falling to 1,655m 5,430ft , with rain below.

Heavy snow at altitude.
Hvy rain below.
6℃ 42°F S
Calm
100%
Mon05:00Drizzle

up to 1cm New Snow
Snow falling to 1,609m 5,279ft , with rain below.

Heavy snow showers at altitude.
Hvy shwrs below.
5℃ 41°F S
Light
100%
Mon06:00Light Snow

Light snow at altitude.
Lt drizzle below.
5℃ 41°F S
Light
95%
Mon07:00Light Snow

Light snow at altitude.
Lt drizzle below.
5℃ 41°F S
Light
90%
Mon08:00Cloud

Cloudy. 5℃ 42°F S
Calm
80%
Mon09:00Cloud

Cloudy. 6℃ 42°F S
Light
60%
Mon10:00Cloud

Cloudy. 6℃ 43°F S
Calm
35%
Mon11:00Cloud

Cloudy. 7℃ 44°F S
Calm
20%
Mon12:00Lt Drizzle

Light snow at altitude.
Lt rain below.
7℃ 44°F S
Calm
30%
Mon13:00Lt Drizzle

Cloudy at altitude.
Lt drizzle below.
8℃ 46°F S
Calm
50%
Mon14:00Cloud

Cloudy. 9℃ 47°F S
Calm
65%
Mon15:00Cloud

Light snow at altitude.
Lt rain below.
8℃ 47°F S
Calm
75%
Mon16:00Lt Drizzle

Light snow at altitude.
Lt drizzle below.
7℃ 45°F S
Calm
75%
Mon17:00Drizzle

up to 1cm New Snow
Snow falling to 1,778m 5,833ft , with rain below.

Light snow at altitude.
Drizzle below.
6℃ 43°F S
Light
75%
Mon18:00Drizzle

up to 1cm New Snow
Snow falling to 1,686m 5,531ft , with rain below.

Light snow at altitude.
Drizzle below.
6℃ 42°F S
Light
75%
Mon19:00Lt Drizzle

Light snow at altitude.
Lt drizzle below.
5℃ 41°F S
Light
80%
Mon20:00Light Snow

Light snow at altitude.
Lt drizzle below.
5℃ 40°F S
Light
80%
Mon21:00Light Snow

Light snow at altitude.
Lt drizzle below.
4℃ 40°F S
Light
75%
Mon22:00Light Snow

Light snow at altitude.
Lt drizzle below.
4℃ 40°F S
Light
70%
Mon23:00Light Snow

Light snow at altitude.
Lt drizzle below.
4℃ 39°F S
Light
60%
Tue00:00Cloud

Cloudy. 4℃ 39°F SW
Light
50%
Tue01:00Cloud

Cloudy. 4℃ 39°F SW
Light
30%

Snow Forecast near Chamonix Sud

Snow forecasts for nearby ski areas.

Snow Forecasts for Ski Resorts near Chamonix Sud
Ski Area 48 Hr 7 DaySuMoTuWeThFrSa
Avoriaz 14cm 5in 14cm 5in
La Clusaz 13cm 5in 13cm 5in
Morzine 13cm 5in 13cm 5in
Chamonix 9cm 4in 9cm 4in
Les Arcs 7cm 3in 7cm 3in
Flaine 6cm 2in 6cm 2in
La Flégère 6cm 2in 6cm 2in
Les Gets 2cm 1in 2cm 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 piste 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.