Alt St. Johann 48-Hour Snow Forecast
Updated 02 May 2026 20:45 BST
2-Day Forecast for Alt St. Johann
48-hours from 2 May.
See below for forecast detail
Alt St. Johann Snow Forecast updated at 20:45 BST, next update expected 02:00 BST.
Forecast for today in Alt St. Johann
Max 19℃ 67°F
Min 9℃ 47°F
Valley temperatures from an overnight low of 9℃ 47°F to daytime highs around 19℃ 67°F
Temperature at BaseTemp at Base
Sat
02
Snow unlikely
Clear sky early, then cloudy later.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
Forecast for tomorrow in Alt St. Johann
Max 19℃ 67°F
Min 6℃ 43°F
Valley temperatures from an overnight low of 6℃ 43°F to daytime highs around 19℃ 67°F
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Sun
03
Snow unlikely
Cloudy.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
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48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Sat | 02:00 |  | Clear sky. | 9℃ 48°F | SW Calm | 0% | |
| Sat | 03:00 | | Clear sky. | 9℃ 48°F | SW Calm | 0% | |
| Sat | 04:00 | | Clear sky. | 9℃ 48°F | SW Calm | 0% | |
| Sat | 05:00 | | Clear sky. | 9℃ 48°F | SW Calm | 0% | |
| Sat | 06:00 | | Clear sky. | 9℃ 47°F | SW Calm | 0% | |
| Sat | 07:00 | | Clear sky. | 10℃ 50°F | SW Calm | 0% | |
| Sat | 08:00 |  | Fair. | 12℃ 54°F | SW Light | 0% | |
| Sat | 09:00 | | Cloudy. | 15℃ 60°F | SW Light | 0% | |
| Sat | 10:00 | | Cloudy. | 16℃ 61°F | SW Light | 0% | |
| Sat | 11:00 | | Cloudy. | 17℃ 62°F | SW Light | 0% | |
| Sat | 12:00 | | Cloudy. | 17℃ 63°F | SW Light | 0% | |
| Sat | 13:00 | | Cloudy. | 18℃ 64°F | SW Light | 5% | |
| Sat | 14:00 |  | Light drizzle. | 18℃ 65°F | SW Light | 5% | |
| Sat | 15:00 | | Cloudy. | 19℃ 66°F | SW Light | 5% | |
| Sat | 16:00 | | Cloudy. | 19℃ 67°F | SW Light | 0% | |
| Sat | 17:00 | | Fair. | 19℃ 67°F | SW Light | 0% | |
| Sat | 18:00 | | Clear sky. | 19℃ 66°F | SW Light | 0% | |
| Sat | 19:00 | | Fair. | 18℃ 65°F | SW Light | 5% | |
| Sat | 20:00 | | Clear sky. | 16℃ 60°F | SW Calm | 10% | |
| Sat | 21:00 | | Cloudy. | 14℃ 56°F | SW Light | 5% | |
| Sat | 22:00 | | Cloudy. | 13℃ 55°F | SW Light | 5% | |
| Sat | 23:00 | | Cloudy. | 12℃ 54°F | SW Light | 0% | |
| Sun | 00:00 | | Fair. | 12℃ 53°F | SE Calm | 0% | |
| Sun | 01:00 | | Clear sky. | 11℃ 52°F | SE Calm | 0% | |
| Sun | 02:00 | | Clear sky. | 10℃ 50°F | SE Calm | 0% | |
| Sun | 03:00 | | Clear sky. | 9℃ 48°F | SE Calm | 0% | |
| Sun | 04:00 | | Fair. | 8℃ 46°F | SE Light | 0% | |
| Sun | 05:00 | | Cloudy. | 7℃ 44°F | SE Light | 0% | |
| Sun | 06:00 | | Cloudy. | 6℃ 43°F | SE Light | 0% | |
| Sun | 07:00 | | Cloudy. | 8℃ 46°F | SE Light | 0% | |
| Sun | 08:00 | | Cloudy. | 11℃ 52°F | SE Light | 0% | |
| Sun | 09:00 | | Cloudy. | 14℃ 58°F | SE Calm | 0% | |
| Sun | 10:00 | | Cloudy. | 16℃ 60°F | SE Calm | 0% | |
| Sun | 11:00 | | Cloudy. | 17℃ 63°F | SE Light | 0% | |
| Sun | 12:00 | | Cloudy. | 18℃ 65°F | SE Light | 0% | |
| Sun | 13:00 | | Cloudy. | 19℃ 67°F | SE Light | 0% | |
| Sun | 14:00 | | Cloudy. | 19℃ 67°F | SE Light | 0% | |
| Sun | 15:00 | | Cloudy. | 19℃ 66°F | SE Light | 0% | |
| Sun | 16:00 | | Cloudy. | 19℃ 65°F | SE Light | 5% | |
| Sun | 17:00 | | Cloudy. | 18℃ 65°F | SE Light | 5% | |
| Sun | 18:00 | | Cloudy. | 18℃ 64°F | SE Light | 5% | |
| Sun | 19:00 | | Cloudy. | 17℃ 63°F | SE Calm | 0% | |
| Sun | 20:00 | | Cloudy. | 15℃ 59°F | SE Calm | 0% | |
| Sun | 21:00 | | Cloudy. | 14℃ 57°F | SE Light | 0% | |
| Sun | 22:00 | | Cloudy. | 13℃ 56°F | SE Calm | 0% | |
| Sun | 23:00 | | Cloudy. | 13℃ 55°F | SE Calm | 0% | |
| Mon | 00:00 | | Cloudy. | 12℃ 53°F | SE Light | 0% | |
| Mon | 01:00 | | Cloudy. | 11℃ 52°F | SE Light | 0% | |
Snow Forecast near Alt St. Johann
Snow forecasts for nearby ski areas.
| Ski Area | 48 Hr | 7 Day | Sa | Su | Mo | Tu | We | Th | Fr |
|---|---|---|---|---|---|---|---|---|---|
| Flims | - | 13cm 5in | |||||||
| Wildhaus | - | 13cm 5in | |||||||
| Flumserberg | - | 5cm 2in | |||||||
| Unteriberg | - | 2cm 1in | |||||||
| Laterns | - | 1cm - |
Alt St. Johann Snow
For current snow depths and skiing conditions, see our Current Snow Report for Alt St. Johann.
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.
Snow Reliability
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.