Saint Pierre de Chartreuse 7-Day Snow Forecast

Saint Pierre de Chartreuse Long-Range Snow Forecast Updated today

ECMWF IFS

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Updated 21 March 2026 11:42 AEDT

Long-Range Snow Forecast for Saint Pierre de Chartreuse

Long-range (14 to 45 days) from 21 March.

For Forecast detail, see below.

Saint Pierre de Chartreuse Snow Forecast Highlights

When will there be fresh snow in Saint Pierre de Chartreuse?

Saint Pierre de Chartreuse Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (1,345m)
Next Snow Expected	22 March
Next Snow Amount	4cm
Next 48 Hours	4cm
Next 7 Days	25cm

Long-range Snow Outlook for Saint Pierre de Chartreuse

Snowfall

Snow Line

Max 12℃
Min -6℃

24cm New Snow

Snow Line from 1,408m to resort level (900m).

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Saint Pierre de Chartreuse 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 Saint Pierre de Chartreuse from OpenMeteo(ECMWF IFS)
	Snow and Weather	Temp Town
Sat 21	Clear sky.	Max 11℃ Min 3℃
Sun 22	up to 5cm New Snow Heavy snow showers. Snow Line from 1,408m to resort level (900m).	Max 5℃ Min -1℃
Mon 23	Fair.	Max 8℃ Min -1℃
Tue 24	Cloudy.	Max 12℃ Min 0℃
Wed 25	2cm New Snow Light snow. Snow Line from 1,362m to resort level (900m).	Max 10℃ Min -1℃
Thu 26	13cm New Snow Heavy snow showers. Snow falling to resort level (900m).	Max 1℃ Min -6℃
Fri 27	4cm New Snow Light snow. Snow falling to resort level (900m).	Max 0℃ Min -5℃

This Snow Forecast for Saint Pierre de Chartreuse, 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 Saint Pierre de Chartreuse, 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.

Saint Pierre de Chartreuse Snow Forecast updated at 11:42 AEDT, next update expected 17:00 AEDT.

Ensemble forecast for Saint Pierre de Chartreuse, France at 900m

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 Forecast near Saint Pierre de Chartreuse

Snow Forecasts for Ski Resorts near Saint Pierre de Chartreuse
Ski Area	48 Hr	7 Day
Autrans	5cm	30cm
Vaujany	5cm	30cm
Chamrousse	5cm	29cm
Alpe du Grand Serre	6cm	25cm
Alpe d'Huez	4cm	22cm
Auris-en-Oisans	3cm	21cm
La Savoie Grand Revard	-	12cm

Snow Reliability

Saint Pierre de Chartreuse typically enjoys good snow reliability with an average snow depth of around 80 cm during the peak season. For the latest snow conditions and updates, check J2Ski for reliable information.

Off-Piste Safety in Saint Pierre de Chartreuse

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