Chastreix-Sancy 7-Day Snow Forecast

Chastreix-Sancy Long-Range Snow Forecast Updated today

ECMWF IFS

GFS

PROSubscribe to Switch Weather Model

Updated 11 June 2026 18:43 PDT

Long-Range Snow Forecast for Chastreix-Sancy

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

For Forecast detail, see below.

Chastreix-Sancy Snow Forecast Highlights

When will there be fresh snow in Chastreix-Sancy?

Chastreix-Sancy Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (5,052ft)
Next Snow?
There is no snow currently in the forecast for Chastreix-Sancy.
Save on Ski Hire	Save up to 50%

Long-range Snow Outlook for Chastreix-Sancy

Snowfall

Snow Line

Max 76°F
Min 42°F

Snow unlikely

Partner Offers

Chastreix-Sancy 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 Chastreix-Sancy from OpenMeteo(ECMWF IFS)
	Snow and Weather	Temp Town
Fri 12	Clear sky.	Max 64°F Min 42°F
Sat 13	Clear sky.	Max 68°F Min 49°F
Sun 14	Cloudy.	Max 66°F Min 51°F
Mon 15	Clear sky.	Max 69°F Min 52°F
Tue 16	Fair.	Max 71°F Min 54°F
Wed 17	Fair.	Max 73°F Min 56°F
Thu 18	Clear sky.	Max 76°F Min 64°F

No significant snowfall is forecast for this period.

This Snow Forecast for Chastreix-Sancy, 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 Chastreix-Sancy, 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.

Chastreix-Sancy Snow Forecast updated at 18:43 PDT, next update expected 00:00 PDT.

Ensemble forecast for Chastreix-Sancy, France at 4,429ft

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

Chastreix-Sancy typically enjoys a reliable snow cover from December to April, with average snow depths of around 80 cm. For the latest snow conditions, including snowfall updates, check J2Ski for accurate and timely information.

Off-Piste Safety in Chastreix-Sancy

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