Alt St. Johann Snow Forecast - 7 day
Updated 20 October 2026 13:11 IST
7-Day Snow Forecast for Alt St. Johann
1-week from 20 October.
For Forecast detail, see below.
There is some snow in the long-range forecast (8 to 16 days from today)!
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Alt St. Johann 7-Day Snow Forecast Highlights
When will there be fresh snow in Alt St. Johann?
| Next Snow Expected | 21 October |
|---|---|
| Next Snow Amount | 2cm |
| Next 48 Hours | 5cm |
| Next 7 Days | 17cm |
7-Day Snow Outlook for Alt St. Johann
Snowfall
Snow Line
Max 20℃
Min 1℃
27cm New Snow
Snow Line from 2,008m to 1,008m, with rain below.
There is some snow in the long-range forecast (8 to 16 days from today)!
J2Ski - Sign In for a long-range snow forecast, with more weather detail.
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Alt St. Johann 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
Tue
20
Snow unlikely
Fog, clear sky, cloudy later.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
Max 12℃
Min 5℃
Valley temperatures from an overnight low of 5℃ to daytime highs around 12℃
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Wed
21
up to 8cm New Snow
Light drizzle, light rain showers, rain showers later.
Snow Line from 2,008m to 1,392m, with rain below.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
Max 8℃
Min 2℃
Valley temperatures from an overnight low of 2℃ to daytime highs around 8℃
Freeze-thaw from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Thu
22
up to 3cm New Snow
Light snow at altitude, clear sky, fog later.
Snow Line from 1,346m to 1,008m, with rain below.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
Max 11℃
Min 3℃
Valley temperatures from an overnight low of 3℃ to daytime highs around 11℃
Freeze-thaw from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Fri
23
up to 1cm New Snow
Fog early, then light drizzle later.
Snow Line from 1,469m to 1,362m, with rain below.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
Max 6℃
Min 3℃
Valley temperatures from an overnight low of 3℃ to daytime highs around 6℃
Freeze-thaw from mid-mountain up.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Sat
24
up to 2cm New Snow
Light drizzle early, then snow showers at altitude later.
Snow Line from 1,577m to 1,085m, with rain below.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
Max 5℃
Min 1℃
Valley temperatures from an overnight low of 1℃ to daytime highs around 5℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Sun
25
up to 8cm New Snow
Fog first, heavy drizzle then light rain showers, heavy snow showers at altitude later.
Snow Line from 1,408m to 1,146m, with rain below.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
Max 4℃
Min 3℃
Valley temperatures from an overnight low of 3℃ to daytime highs around 4℃
Temperature at BaseTemp at Base
Snowfall
Snow Line
Mon
26
up to 5cm New Snow
Light snow at altitude, drizzle, light snow at altitude later.
Snow Line from 1,269m to 1,069m, with rain below.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
This Snow Forecast for Alt St. Johann, 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 Alt St. Johann, 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.
Alt St. Johann Snow Forecast updated at 13:11 IST, next update expected 18:30 IST.
Snow Forecast near Alt St. Johann
| Ski Area | 48 Hr | 7 Day | Tu | We | Th | Fr | Sa | Su | Mo |
|---|---|---|---|---|---|---|---|---|---|
| Flims | 20cm | 31cm | |||||||
| Flumserberg | 11cm | 28cm | |||||||
| Wildhaus | 12cm | 28cm | |||||||
| Unteriberg | 4cm | 20cm | |||||||
| Laterns | 4cm | 14cm | |||||||
| Dunserberg | - | 8cm |
How reliable is the snow in Alt St. Johann?
The snow reliability at Alt St. Johann is generally good, with average snow depths often reaching between 50 to 150 cm during peak season. For the latest snow conditions and updates, check J2Ski for accurate and timely information.