Alt St. Johann 48-Hour Snow Forecast
Updated 12 April 2026 02:46 CDT
2-Day Forecast for Alt St. Johann
48-hours from 12 April.
See below for forecast detail
Alt St. Johann Snow Forecast updated at 02:46 CDT, next update expected 08:00 CDT.
Forecast for today in Alt St. Johann
Max 11℃
Min 8℃
Valley temperatures from an overnight low of 8℃ to daytime highs around 11℃
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Sun
12
Snow unlikely
Light drizzle 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 11℃
Min 7℃
Valley temperatures from an overnight low of 7℃ to daytime highs around 11℃
Freeze-thaw (spring snow) conditions up high.
Temperature at BaseTemp at Base
Snowfall
Snow Line
Mon
13
up to 2cm New Snow
Cloudy, light drizzle, heavy drizzle later.
Snow Line from 2,008m to 1,715m, with rain below.
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? | |||
|---|---|---|---|---|---|---|---|
| Sun | 02:00 |  | Cloudy. | 9℃ | SE Light | 10% | |
| Sun | 03:00 | | Cloudy. | 9℃ | SE Light | 15% | |
| Sun | 04:00 | | Light drizzle. | 10℃ | SE Light | 25% | |
| Sun | 05:00 | | Light drizzle. | 9℃ | SE Light | 35% | |
| Sun | 06:00 | | Light drizzle. | 9℃ | SE Light | 55% | |
| Sun | 07:00 | | Light snow at altitude. Lt drizzle below. | 9℃ | SE Light | 75% | |
| Sun | 08:00 | | Light snow at altitude. Lt drizzle below. | 9℃ | SE Light | 90% | |
| Sun | 09:00 | | Light snow at altitude. Lt drizzle below. | 9℃ | SE Light | 100% | |
| Sun | 10:00 | | Drizzle. | 9℃ | SE Light | 100% | |
| Sun | 11:00 | | Drizzle. | 9℃ | SE Light | 100% | |
| Sun | 12:00 | | Light drizzle. | 9℃ | SE Light | 95% | |
| Sun | 13:00 | | Light drizzle. | 9℃ | SE Light | 85% | |
| Sun | 14:00 | | Light drizzle. | 10℃ | SE Light | 80% | |
| Sun | 15:00 | | Cloudy. | 10℃ | SE Light | 70% | |
| Sun | 16:00 | | Light drizzle. | 11℃ | SE Light | 60% | |
| Sun | 17:00 | | Light drizzle. | 10℃ | SE Light | 55% | |
| Sun | 18:00 | | Light drizzle. | 10℃ | SE Light | 50% | |
| Sun | 19:00 | | Cloudy. | 9℃ | SE Light | 50% | |
| Sun | 20:00 | | Cloudy. | 9℃ | SE Light | 45% | |
| Sun | 21:00 | | Cloudy. | 8℃ | SE Light | 35% | |
| Sun | 22:00 | | Cloudy. | 8℃ | SE Light | 25% | |
| Sun | 23:00 | | Light snow at altitude. Lt drizzle below. | 8℃ | SE Light | 15% | |
| Mon | 00:00 | | Cloudy. | 8℃ | SW Light | 20% | |
| Mon | 01:00 | | Cloudy. | 8℃ | SW Light | 25% | |
| Mon | 02:00 | | Cloudy. | 7℃ | SW Light | 30% | |
| Mon | 03:00 | | Cloudy. | 7℃ | SW Light | 25% | |
| Mon | 04:00 | | Cloudy. | 7℃ | SW Light | 15% | |
| Mon | 05:00 | | Cloudy. | 7℃ | SW Light | 5% | |
| Mon | 06:00 | | Cloudy. | 7℃ | SW Light | 5% | |
| Mon | 07:00 | | Cloudy. | 7℃ | SW Calm | 5% | |
| Mon | 08:00 | | Cloudy. | 8℃ | SW Light | 10% | |
| Mon | 09:00 | | Cloudy. | 8℃ | SW Calm | 10% | |
| Mon | 10:00 | | Light snow at altitude. Lt drizzle below. | 9℃ | SW Light | 15% | |
| Mon | 11:00 | | Light drizzle. | 9℃ | SW Light | 20% | |
| Mon | 12:00 | | Light drizzle. | 9℃ | SW Light | 25% | |
| Mon | 13:00 | | Cloudy. | 11℃ | SW Light | 30% | |
| Mon | 14:00 | | Light drizzle. | 11℃ | SW Light | 40% | |
| Mon | 15:00 | | Light drizzle. | 10℃ | SW Light | 55% | |
| Mon | 16:00 | | Light drizzle. | 9℃ | SW Light | 70% | |
| Mon | 17:00 | | Drizzle. | 9℃ | SW Light | 85% | |
| Mon | 18:00 | | Light snow at altitude. Drizzle below. | 9℃ | SW Light | 95% | |
| Mon | 19:00 |  | Heavy snow showers at altitude. Hvy drizzle below. | 8℃ | SW Light | 100% | |
| Mon | 20:00 | | Heavy snow showers at altitude. Hvy drizzle below. | 8℃ | SW Light | 100% | |
| Mon | 21:00 | | Heavy snow showers at altitude. Hvy drizzle below. | 8℃ | SW Light | 100% | |
| Mon | 22:00 | | Heavy snow showers at altitude. Hvy drizzle below. | 7℃ | SW Light | 100% | |
| Mon | 23:00 | | Light snow at altitude. Drizzle below. | 7℃ | SW Light | 100% | |
| Tue | 00:00 | | Light snow at altitude. Lt drizzle below. | 6℃ | SW Light | 100% | |
| Tue | 01:00 | | Light snow at altitude. Lt drizzle below. | 6℃ | SW Light | 100% | |
Snow Forecast near Alt St. Johann
Snow forecasts for nearby ski areas.
| Ski Area | 48 Hr | 7 Day | Su | Mo | Tu | We | Th | Fr | Sa |
|---|---|---|---|---|---|---|---|---|---|
| Flims | 8cm | 10cm | |||||||
| Wildhaus | 3cm | 4cm | |||||||
| Flumserberg | 2cm | 2cm | |||||||
| Unteriberg | 1cm | 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.