J2Ski J2Ski logo
Facebook

Chastreix-Sancy 7-Day Snow Forecast - 18th September 2026

Chastreix-Sancy Snow Forecast - 7 day

ECMWF IFS
GFS

PROSubscribe to Switch Weather Model

Updated 18 September 2026 07:49 UTC

7-Day Snow Forecast for Chastreix-Sancy

1-week from 18 September.

For Forecast detail, see below.

Chastreix-Sancy 7-Day Snow Forecast Highlights

When will there be fresh snow in Chastreix-Sancy?

Chastreix-Sancy Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (1,540m)
Next Snow?
There is no snow currently in the forecast for Chastreix-Sancy.
Save on Ski Hire

Save up to 50% Skimium

7-Day Snow Outlook for Chastreix-Sancy

 
Snowfall

 
Snow Line

Max 23℃ 73°F
Min 6℃ 43°F

Snow unlikely

Partner Offers

Chastreix-Sancy Medium-Range (7-Day) Snow Forecast Detail

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.

Max 12℃ 53°F
Min 6℃ 43°F

Valley temperatures from an overnight low of 6℃ 43°F to daytime highs around 12℃ 53°F

Temperature at BaseTemp at Base

Fri
18

Snow unlikely

FairCloudShwrsCloud

Fair first, cloudy then rain showers, cloudy later.

Forecast times for Chastreix-Sancy are in Paris (Europe/Paris) time zone.

Max 18℃ 64°F
Min 6℃ 43°F

Valley temperatures from an overnight low of 6℃ 43°F to daytime highs around 18℃ 64°F

Temperature at BaseTemp at Base

Sat
19

Snow unlikely

MixedClearClearClear

Clear spells early, then clear sky later.

Forecast times for Chastreix-Sancy are in Paris (Europe/Paris) time zone.

Max 21℃ 69°F
Min 11℃ 51°F

Valley temperatures from an overnight low of 11℃ 51°F to daytime highs around 21℃ 69°F

Temperature at BaseTemp at Base

Sun
20

Snow unlikely

ClearClearFairClear

Clear sky, fair, clear sky later.

Forecast times for Chastreix-Sancy are in Paris (Europe/Paris) time zone.

Max 18℃ 65°F
Min 10℃ 49°F

Valley temperatures from an overnight low of 10℃ 49°F to daytime highs around 18℃ 65°F

Temperature at BaseTemp at Base

Mon
21

Snow unlikely

MixedCloudMixedClear

Clear spells first, cloudy then clear spells, clear sky later.

Forecast times for Chastreix-Sancy are in Paris (Europe/Paris) time zone.

Max 20℃ 67°F
Min 10℃ 50°F

Valley temperatures from an overnight low of 10℃ 50°F to daytime highs around 20℃ 67°F

Temperature at BaseTemp at Base

Tue
22

Snow unlikely

ClearClearClearClear

Clear sky.

Forecast times for Chastreix-Sancy are in Paris (Europe/Paris) time zone.

Max 23℃ 73°F
Min 13℃ 54°F

Valley temperatures from an overnight low of 13℃ 54°F to daytime highs around 23℃ 73°F

Temperature at BaseTemp at Base

Wed
23

Snow unlikely

ClearClearFairFair

Clear sky early, then fair later.

Forecast times for Chastreix-Sancy are in Paris (Europe/Paris) time zone.

Max 22℃ 71°F
Min 13℃ 55°F

Valley temperatures from an overnight low of 13℃ 55°F to daytime highs around 22℃ 71°F

Temperature at BaseTemp at Base

Thu
24

Snow unlikely

MixedCloudCloudCloud

Clear spells early, then cloudy later.

Forecast times for Chastreix-Sancy are in Paris (Europe/Paris) time zone.

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 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.

Chastreix-Sancy Snow Forecast updated at 07:49 UTC, next update expected 13:00 UTC.

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.