Alt St. Johann 48-Hour Snow Forecast
Updated 10 September 2026 01:47 BST
2-Day Forecast for Alt St. Johann
48-hours from 10 September.
See below for forecast detail
Alt St. Johann Snow Forecast updated at 01:47 BST, next update expected 07:00 BST.
Forecast for today in Alt St. Johann
Max 13℃ 56°F
Min 9℃ 49°F
Valley temperatures from an overnight low of 9℃ 49°F to daytime highs around 13℃ 56°F
Temperature at BaseTemp at Base
Thu
10
Snow unlikely
Cloudy, light drizzle, cloudy later.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
Forecast for tomorrow in Alt St. Johann
Max 17℃ 62°F
Min 10℃ 49°F
Valley temperatures from an overnight low of 10℃ 49°F to daytime highs around 17℃ 62°F
Temperature at BaseTemp at Base
Fri
11
Snow unlikely
Clear sky, cloudy, clear sky later.
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? | |||
|---|---|---|---|---|---|---|---|
| Thu | 02:00 | | Cloudy. | 10℃ 50°F | NE Light | 10% | |
| Thu | 03:00 | | Cloudy. | 10℃ 50°F | NE Light | 5% | |
| Thu | 04:00 | | Cloudy. | 10℃ 49°F | NE Light | 0% | |
| Thu | 05:00 | | Cloudy. | 10℃ 49°F | NE Light | 0% | |
| Thu | 06:00 | | Cloudy. | 9℃ 49°F | NE Light | 0% | |
| Thu | 07:00 | | Cloudy. | 9℃ 49°F | NE Light | 0% | |
| Thu | 08:00 | | Cloudy. | 10℃ 49°F | NE Light | 0% | |
| Thu | 09:00 | | Cloudy. | 10℃ 50°F | NE Light | 0% | |
| Thu | 10:00 | | Cloudy. | 11℃ 52°F | NE Light | 0% | |
| Thu | 11:00 | | Cloudy. | 12℃ 53°F | NE Light | 5% | |
| Thu | 12:00 | | Cloudy. | 12℃ 53°F | NE Light | 15% | |
| Thu | 13:00 | | Light drizzle. | 12℃ 54°F | NE Light | 30% | |
| Thu | 14:00 | | Light drizzle. | 13℃ 56°F | NE Light | 45% | |
| Thu | 15:00 | | Light drizzle. | 13℃ 56°F | NE Light | 55% | |
| Thu | 16:00 | | Light drizzle. | 13℃ 56°F | NE Light | 60% | |
| Thu | 17:00 | | Light drizzle. | 13℃ 56°F | NE Light | 60% | |
| Thu | 18:00 | | Light drizzle. | 13℃ 55°F | NE Light | 50% | |
| Thu | 19:00 | | Cloudy. | 13℃ 54°F | NE Light | 35% | |
| Thu | 20:00 | | Cloudy. | 12℃ 53°F | NE Light | 20% | |
| Thu | 21:00 | | Cloudy. | 12℃ 53°F | NE Light | 10% | |
| Thu | 22:00 | | Cloudy. | 11℃ 52°F | NE Calm | 5% | |
| Thu | 23:00 | | Cloudy. | 11℃ 52°F | NE Calm | 0% | |
| Fri | 00:00 | | Cloudy. | 11℃ 52°F | SW Calm | 0% | |
| Fri | 01:00 | | Cloudy. | 11℃ 52°F | SW Calm | 0% | |
| Fri | 02:00 | | Cloudy. | 11℃ 52°F | SW Calm | 0% | |
| Fri | 03:00 | | Cloudy. | 11℃ 51°F | SW Calm | 0% | |
| Fri | 04:00 | | Cloudy. | 11℃ 51°F | SW Calm | 0% | |
| Fri | 05:00 |  | Fair. | 11℃ 51°F | SW Calm | 0% | |
| Fri | 06:00 |  | Clear sky. | 10℃ 49°F | SW Calm | 0% | |
| Fri | 07:00 | | Fair. | 10℃ 49°F | SW Calm | 0% | |
| Fri | 08:00 | | Cloudy. | 11℃ 52°F | SW Calm | 0% | |
| Fri | 09:00 | | Cloudy. | 12℃ 54°F | SW Calm | 0% | |
| Fri | 10:00 | | Cloudy. | 13℃ 56°F | SW Light | 0% | |
| Fri | 11:00 | | Cloudy. | 14℃ 57°F | SW Light | 0% | |
| Fri | 12:00 | | Cloudy. | 15℃ 59°F | SW Light | 0% | |
| Fri | 13:00 | | Cloudy. | 16℃ 60°F | SW Light | 5% | |
| Fri | 14:00 | | Cloudy. | 16℃ 62°F | SW Light | 10% | |
| Fri | 15:00 | | Cloudy. | 17℃ 62°F | SW Light | 5% | |
| Fri | 16:00 | | Clear spells. | 17℃ 62°F | SW Light | 5% | |
| Fri | 17:00 | | Cloudy. | 16℃ 62°F | SW Light | 0% | |
| Fri | 18:00 | | Clear sky. | 16℃ 60°F | SW Light | 0% | |
| Fri | 19:00 | | Clear sky. | 14℃ 58°F | SW Light | 0% | |
| Fri | 20:00 | | Clear sky. | 13℃ 55°F | SW Calm | 0% | |
| Fri | 21:00 | | Clear sky. | 13℃ 55°F | SW Calm | 0% | |
| Fri | 22:00 | | Clear sky. | 13℃ 55°F | SW Calm | 0% | |
| Fri | 23:00 | | Clear sky. | 12℃ 54°F | SW Calm | 0% | |
| Sat | 00:00 | | Clear sky. | 11℃ 53°F | E Calm | 0% | |
| Sat | 01:00 | | Clear sky. | 10℃ 51°F | E Calm | 0% | |
Snow Forecast near Alt St. Johann
Snow forecasts for nearby ski areas.
| Ski Area | 48 Hr | 7 Day | Th | Fr | Sa | Su | Mo | Tu | We |
|---|---|---|---|---|---|---|---|---|---|
| Flims | 2cm 1in | 2cm 1in |
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.