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Stoos Long-Range Snow Forecast - 20th September 2026

Stoos Long-Range Snow Forecast Updated today

ECMWF IFS
GFS

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Updated 20 September 2026 03:00 PDT

Long-Range Snow Forecast for Stoos

Long-range (14 to 45 days) from 20 September.

For Forecast detail, see below.

Stoos Snow Forecast Highlights

When will there be fresh snow in Stoos?

Stoos Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (5,341ft)
Next Snow?
There is no snow currently in the forecast for Stoos.
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Long-range Snow Outlook for Stoos

 
Snowfall

 
Snow Line

Max 67°F
Min 41°F

Snow unlikely

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Stoos 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 Stoos from OpenMeteo(ECMWF IFS)
BaseSnow and WeatherTemp
Town
Sun
20
Cloud

Cloudy.

Max 65°F
Min 46°F
Mon
21
Cloud

Cloudy.

Max 61°F
Min 44°F
Tue
22
Fair

Clear sky at altitude, fair below.

Max 59°F
Min 45°F
Wed
23
Fair

Fair.

Max 63°F
Min 45°F
Thu
24
Lt Drizzle

Light drizzle.

Max 57°F
Min 47°F
Fri
25
Clear

Fair at altitude, clear sky below.

Max 61°F
Min 41°F
Sat
26
Clear

Clear sky.

Max 67°F
Min 49°F

No significant snowfall is forecast for this period.

This Snow Forecast for Stoos, Switzerland 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 Stoos, 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.

Stoos Snow Forecast updated at 03:00 PDT, next update expected 09:00 PDT.

Ensemble forecast for Stoos, Switzerland at 4,121ft

Daily Mean Temperature (yellow line is control)
Daily Total Precipitation (blue line is control)

Snow Reliability

Stoos typically enjoys reliable snowfall, with an average snow depth of 60-120 cm during peak season. Early winter conditions can vary, so checking the latest snow info on J2Ski is recommended for up-to-date conditions.

Off-Piste Safety in Stoos

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