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Unterwasser Weather Forecast - 7 to 16 days - 21st March 2026

Unterwasser Weather

ECMWF IFS
GFS

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Weather Forecast for Unterwasser (900m to 2,262m)

Weather Outlook from 21 March.

Unterwasser Forecast

See below for the detailed long-range forecast, including lowest and highest temperatures, sunshine, cloud cover, wind and rain projections.

Unterwasser Weather Forecast updated at 11:41 AEDT, next update expected 17:00 AEDT.

Long-range Snow Outlook for Unterwasser

 
Snowfall

 
Snow Line

Max 12℃
Min -7℃

35cm New Snow

Snow Line from 2,085m to resort level (900m).

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Unterwasser Daily Weather Forecast Detail

16 Day Weather and Snow Forecast for Unterwasser from OpenMeteo(ECMWF IFS)
BaseSnow and WeatherTemp
Town
Sat
21
Mixed

Cloudy at altitude, clear spells below.

Max 7℃
Min -1℃
Sun
22
Clear

Clear sky.

Max 10℃
Min -2℃
Mon
23
Snow

3cm to 6cm New Snow
Cloudy at altitude, heavy rain showers below.
Snow Line from 1,392m to resort level (900m).

Max 5℃
Min -1℃
Tue
24
Cloud

Cloudy.

Max 10℃
Min -3℃
Wed
25
Lt Snow Shwrs

5cm to 10cm New Snow
Light snow showers.
Snow Line from 2,085m to resort level (900m).

Max 12℃
Min -2℃
Thu
26
Snow

7cm to 10cm New Snow
Heavy snow showers.
Snow falling to resort level (900m).

Max -1℃
Min -2℃
Fri
27
Light Snow

7cm to 12cm New Snow
Heavy snow showers at altitude, light rain below.
Snow falling to resort level (900m).

Max -2℃
Min -7℃

This Snow Forecast for Unterwasser, 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 Unterwasser, 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.

Unterwasser Weather Forecast updated at 11:41 AEDT, next update expected 17:00 AEDT.

Current Snow

For current snow depths and skiing conditions, see our Current Snow Report for Unterwasser.

For more information about this Swiss Ski Resort, See Also Skiing and Snowboarding in Unterwasser .

Off-Piste Safety in Unterwasser

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