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Aletsch 7-Day Snow Forecast - 21st March 2026

Aletsch Snow Forecast - 7 day

ECMWF IFS
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Updated 21 March 2026 17:45 AEDT

7-Day Snow Forecast for Aletsch

1-week from 21 March.

For Forecast detail, see below.

Aletsch 7-Day Snow Forecast Highlights

When will there be fresh snow in Aletsch?

Aletsch Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (1,975m)
Next Snow Expected21 March
Next Snow Amount2cm
Next 48 Hours7cm
Next 7 Days21cm
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7-Day Snow Outlook for Aletsch

 
Snowfall

 
Snow Line

Max 10℃
Min -10℃

22cm New Snow

Snow Line from 2,296m to resort level (1,050m).

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Aletsch 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 8℃
Min -8℃

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -8℃ and rising to 8℃

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Sat
21

up to 2cm New Snow

MixedFairCloudCloud

Clear spells, fair, cloudy later.

Snow Line from 1,988m to 1,327m, with rain below.

Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.

Max 5℃
Min -3℃

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -3℃ and rising to 5℃

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Sun
22

1cm to 5cm New Snow

SnowLight SnowCloudCloud

Heavy snow showers at altitude, light snow, cloudy later.

Snow Line from 1,496m to resort level (1,050m).

Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.

Max 8℃
Min -10℃

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -10℃ and rising to 8℃

Temperature at BaseTemp at Base

Mon
23

Snow unlikely

CloudMixedCloudMixed

Cloudy first, clear spells then cloudy, clear spells later.

Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.

Max 10℃
Min -8℃

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -8℃ and rising to 10℃

Temperature at BaseTemp at Base

Tue
24

Snow unlikely

CloudCloudClearCloud

Cloudy, clear sky, cloudy later.

Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.

Max 10℃
Min -3℃

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to -3℃ and rising to 10℃

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Wed
25

1cm to 4cm New Snow

CloudClearMixedSnow

Cloudy first, clear sky then clear spells, heavy snow showers later.

Snow Line from 2,296m to resort level (1,050m).

Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.

Max 0℃
Min -6℃

Below freezing at all levels, with valley temperatures as low as -6℃ and not getting above 0℃

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Thu
26

5cm to 8cm New Snow

SnowLight SnowSnowSnow

Heavy snow showers, light snow, heavy snow showers later.

Snow falling to resort level (1,050m).

Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.

Max -1℃
Min -8℃

Below freezing at all levels, with valley temperatures as low as -8℃ and not getting above -1℃

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Fri
27

2cm to 3cm New Snow

Light SnowLight SnowCloudCloud

Light snow early, then cloudy later.

Snow falling to resort level (1,050m).

Forecast times for Aletsch are in Zurich (Europe/Zurich) time zone.

This Snow Forecast for Aletsch, 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 Aletsch, 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.

Aletsch Snow Forecast updated at 17:45 AEDT, next update expected 23:00 AEDT.

Snow Forecast near Aletsch

Snow Forecasts for Ski Resorts near Aletsch
Ski Area 48 Hr 7 DaySaSuMoTuWeThFr
Adelboden2cm 47cm
Interlaken6cm 44cm
Kandersteg2cm 39cm
Wengen4cm 39cm
Grindelwald6cm 36cm
Fiescheralp9cm 35cm
Bettmeralp7cm 25cm
Riederalp8cm 25cm

Snow Reliability

Aletsch enjoys reliable snow conditions with average snow depths reaching up to 3 meters during peak season. Regular snowfall throughout the winter months helps maintain excellent skiing conditions, and for the latest updates, check J2Ski for real-time snow information.