Aletsch 7-Day Snow Forecast

Aletsch Snow Forecast - 7 day

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Updated 17 October 2026 14:49 NZDT

7-Day Snow Forecast for Aletsch

1-week from 17 October.

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 Expected	21 October
Next Snow Amount	14cm
Next 48 Hours	-
Next 7 Days	19cm
Save on Ski Hire	Save up to 50%

7-Day Snow Outlook for Aletsch

Snowfall

Snow Line

Max 20℃
Min -2℃

44cm New Snow

Snow Line from 2,665m to 1,342m, with rain below.

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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 20℃
Min 7℃

Valley temperatures from an overnight low of 7℃ to daytime highs around 20℃
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Sat
17

Snow unlikely

Clear sky, clear spells, cloudy later.

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

Max 11℃
Min 9℃

Valley temperatures from an overnight low of 9℃ to daytime highs around 11℃

Temperature at BaseTemp at Base

Snowfall

Snow Line

Sun
18

up to 18cm New Snow

Light drizzle first, drizzle then light rain, rain showers later.

Snow Line from 2,542m to 2,127m, with rain below.

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

Max 16℃
Min 8℃

Valley temperatures from an overnight low of 8℃ to daytime highs around 16℃
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Snowfall

Snow Line

Mon
19

up to 3cm New Snow

Light drizzle first, cloudy then fair, fog later.

Snow Line from 2,373m to 2,265m, with rain below.

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

Max 14℃
Min 8℃

Valley temperatures from an overnight low of 8℃ to daytime highs around 14℃
Freeze-thaw conditions up high.

Temperature at BaseTemp at Base

Snowfall

Snow Line

Tue
20

up to 2cm New Snow

Cloudy, light drizzle, drizzle later.

Snow Line from 2,665m to 2,327m, with rain below.

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

Max 9℃
Min 5℃

Valley temperatures from an overnight low of 5℃ to daytime highs around 9℃
Freeze-thaw from mid-mountain up.

Temperature at BaseTemp at Base

Snowfall

Snow Line

Wed
21

up to 14cm New Snow

Rain showers first, heavy drizzle then drizzle, light drizzle later.

Snow Line from 2,219m to 1,512m, with rain below.

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

Max 8℃
Min 0℃

Valley temperatures from an overnight low of 0℃ to daytime highs around 8℃
Freeze-thaw from mid-mountain up.

Temperature at BaseTemp at Base

Snowfall

Snow Line

Thu
22

up to 6cm New Snow

Light snow at altitude, light drizzle, fair later.

Snow Line from 1,988m to 1,342m, with rain below.

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

Max 12℃
Min -2℃

Freeze-thaw conditions, with valley temperatures cooling to -2℃ and rising to 12℃

Temperature at BaseTemp at Base

Fri
23

Snow unlikely

Clear spells.

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 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.

Aletsch Snow Forecast updated at 14:49 NZDT, next update expected 20:00 NZDT.

Snow Forecast near Aletsch

Snow Forecasts for Ski Resorts near Aletsch
Ski Area	48 Hr	7 Day
Saas-Fee	28cm	70cm
Fiescheralp	11cm	49cm
Bettmeralp	11cm	43cm
Grindelwald	8cm	43cm
Riederalp	11cm	43cm
San Domenico	1cm	38cm
Interlaken	4cm	29cm
Adelboden	-	26cm

How reliable is the snow in Aletsch?

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.