Col de Rousset 7-Day Snow Forecast

Col de Rousset Long-Range Snow Forecast Updated today

ECMWF IFS

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Updated 23 May 2026 07:40 NZST

Long-Range Snow Forecast for Col de Rousset

Long-range (14 to 45 days) from 22 May.

For Forecast detail, see below.

Col de Rousset Snow Forecast Highlights

When will there be fresh snow in Col de Rousset?

Col de Rousset Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (1,475m)
Next Snow?
There is no snow currently in the forecast for Col de Rousset.

Long-range Snow Outlook for Col de Rousset

Snowfall

Snow Line

Max 24℃
Min 10℃

Snow unlikely

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Col de Rousset 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 Col de Rousset from OpenMeteo(ECMWF IFS)
	Snow and Weather	Temp Town
Fri 22	Clear sky.	Max 22℃ Min 10℃
Sat 23	Clear sky.	Max 23℃ Min 11℃
Sun 24	Clear sky.	Max 23℃ Min 13℃
Mon 25	Fair.	Max 24℃ Min 13℃
Tue 26	Light snow at altitude, light rain below.	Max 24℃ Min 13℃
Wed 27	Fair.	Max 24℃ Min 14℃
Thu 28	Clear sky.	Max 23℃ Min 13℃

No significant snowfall is forecast for this period.

This Snow Forecast for Col de Rousset, 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 Col de Rousset, 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.

Col de Rousset Snow Forecast updated at 07:40 NZST, next update expected 13:00 NZST.

Ensemble forecast for Col de Rousset, France at 1,250m

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.

Snow Reliability

Col de Rousset typically enjoys reliable snow with depths averaging around 100 cm during peak season. For the latest snow conditions and forecasts, be sure to check J2Ski for up-to-date information.

Off-Piste Safety in Col de Rousset

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