Chamonix Sud Long-Range Snow Forecast - 12^th April 2026

Long-range Snow Outlook for Chamonix Sud

Powder Alert!

Powder Alarm issued 12 April 2026 08:43 PDT

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

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)

	Base	Snow and Weather	Temp Town
Sun 12		up to 1in New Snow Snow showers at altitude, rain showers below. Snow Line from 7,500ft to 5,735ft, with rain below.	Max 50°F Min 43°F
Mon 13		up to 2in New Snow Light snow at altitude, light drizzle below. Snow Line from 6,391ft to 4,472ft, with rain below.	Max 45°F Min 38°F
Tue 14		New Snow Cloudy at altitude, fair below. Snow Line from 4,423ft to 4,170ft, with rain below.	Max 50°F Min 37°F
Wed 15		Clear sky.	Max 55°F Min 33°F
Thu 16		Clear sky at altitude, clear spells below.	Max 55°F Min 33°F
Fri 17		Clear spells at altitude, cloudy below.	Max 58°F Min 35°F
Sat 18		Clear sky.	Max 55°F Min 40°F

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 06:40 PDT, next update expected 12:00 PDT.