Praz de Lys Sommand 7-Day Snow Forecast

Praz de Lys Sommand Long-Range Snow Forecast Updated today

ECMWF IFS

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Updated 11 October 2026 18:45 PDT

Long-Range Snow Forecast for Praz de Lys Sommand

Long-range (14 to 45 days) from 12 October.

For Forecast detail, see below.

Praz de Lys Sommand Snow Forecast Highlights

When will there be fresh snow in Praz de Lys Sommand?

Praz de Lys Sommand Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (5,217ft)
Next Snow?
There is no snow currently in the forecast for Praz de Lys Sommand.
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Long-range Snow Outlook for Praz de Lys Sommand

Snowfall

Snow Line

Max 65°F
Min 34°F

1in New Snow

Snow Line from 5,551ft to 4,846ft, with rain below.

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Praz de Lys Sommand 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 Praz de Lys Sommand from OpenMeteo(ECMWF IFS)
	Snow and Weather	Temp Town
Mon 12	Clear sky.	Max 57°F Min 34°F
Tue 13	Clear sky.	Max 60°F Min 43°F
Wed 14	Cloudy.	Max 64°F Min 47°F
Thu 15	Clear sky.	Max 65°F Min 46°F
Fri 16	Clear sky.	Max 63°F Min 48°F
Sat 17	Light snow at altitude, light drizzle below.	Max 56°F Min 40°F
Sun 18	up to 1in New Snow Clear spells. Snow Line from 5,400ft to 4,846ft, with rain below.	Max 52°F Min 38°F

This Snow Forecast for Praz de Lys Sommand, 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 Praz de Lys Sommand, 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.

Praz de Lys Sommand Snow Forecast updated at 18:45 PDT, next update expected 00:00 PDT.

Ensemble forecast for Praz de Lys Sommand, France at 3,937ft

Daily Mean Temperature (yellow line is control)

Daily Total Precipitation (blue line is control)

What are Forecast Ensembles ? Multiple forecasts from running the same weather model with slightly different inputs. The prominent line (the 'control') is the model output from standard inputs, the thinner lines are the variations. Plotted together, they show a range of possible outcomes; the closer they are, the higher the confidence.

How to read Long Range Ensemble Forecasts

These forecasts are from ECMWF EC46, a long-range, low-resolution (area) model. They may not accurately reflect local conditions and should be read as area forecasts, indicating whether the coming weeks are likely to be warmer, colder, wetter, or drier than average.

What to look for?

Temperatures trending downward at the same time as precipitation spikes upward... means snow!

Lines close together indicate a high confidence, while wider spreads signal uncertainty.

France Accommodation (Apartments, Chalets, Hotels) Map

Snow Forecast near Praz de Lys Sommand

Snow Forecasts for Ski Resorts near Praz de Lys Sommand
Ski Area	48 Hr	7 Day
La Clusaz	-	6in
Chamonix	-	3in
Flaine	-	3in
Avoriaz	-	2in
Morzine	-	2in
Les Gets	-	2in
Sommand	-	1in
Praz de Lys	-	1in

How reliable is the snow in Praz de Lys Sommand?

Praz de Lys Sommand typically enjoys reliable snow conditions with an average depth of 100 cm during peak season. For the latest snow reports, be sure to check J2Ski for up-to-date information on snowfall and conditions.

Off-Piste Safety in Praz de Lys Sommand

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