Alt St. Johann Snow Report and Forecast
Updated 12 October 2026 07:42 CDT
Snow Forecast for Alt St. Johann
Snow and Weather from 12 October.
For Forecast detail, see below.
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Alt St. Johann Snow Forecast Highlights
When will there be fresh snow in Alt St. Johann?
| Next Snow? | |
|---|---|
| There is no snow currently in the forecast for Alt St. Johann. |
Forecast for today in Alt St. Johann
Max 13℃
Min 6℃
Valley temperatures from an overnight low of 6℃ to daytime highs around 13℃
Freeze-thaw conditions up high.
Temperature at BaseTemp at Base
Mon
12
Snow unlikely
Cloudy early, then clear sky later.
Forecast times for Alt St. Johann are in Zurich (Europe/Zurich) time zone.
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Alt St. Johann 7-Day Snow Forecast Overview
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| Mon 12 | Tue 13 | Wed 14 | Thu 15 | Fri 16 | Sat 17 | Sun 18 | |
|---|---|---|---|---|---|---|---|
| Wind | |||||||
| 2,262m | 4℃
| 7℃
| 9℃
 | 11℃
| 10℃
| 7℃
 | 7℃
 +4cm
|
| 1,581m | 9℃
| 12℃
| 13℃
| 16℃
| 15℃
| 11℃
| 11℃
 |
| 900m | 13℃
| 16℃
| 18℃
| 20℃
| 19℃
| 15℃
| 15℃
 |
| Snow Line | varying 2,008m | varying 1,915m | |||||
| Max Town | 13℃ | 16℃ | 18℃ | 20℃ | 19℃ | 15℃ | 15℃ |
| Min Town | 6℃ | 5℃ | 11℃ | 9℃ | 11℃ | 8℃ | 6℃ |
This table shows the average forecast snowfall, the maximum temperature, and expected general weather at resort, lower and upper mountain levels. For daily forecast details, see below.
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Snow Forecast near Alt St. Johann
| Ski Area | 48 Hr | 7 Day | Mo | Tu | We | Th | Fr | Sa | Su |
|---|---|---|---|---|---|---|---|---|---|
| Wildhaus | - | 4cm | |||||||
| Flims | - | 2cm | |||||||
| Flumserberg | - | 1cm |
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.
Understanding and predicting Snow Conditions in Alt St. Johann
Here are our tips for making the most of a trip to Alt St. Johann, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Alt St. Johann, but like any mountain, snow conditions change throughout the season, from day to day, and even from hour to hour.
Whether you’re sticking to the marked pistes or venturing off-piste, here’s what you need to know:
Pistes (Groomers) or Off-Piste
These can be a world apart, regarding snow conditions, even ignoring the difference between the natural terrain features to be found off-piste and the generally controlled surfaces and slopes of a pisted (groomed) run.
- Piste Conditions can range from fresh powder to firm, icy surfaces, particularly after warm spells or a busy day on the mountain with the passage of many skiers.
- Off-Piste Conditions are far more variable. Wind and sun can quickly transform fresh snow into wind crust or slushy layers, whilst cold weather can preserve stashes of powder many days after a snowfall.
WARNING - skiing off-piste (out-of-bounds) at Alt St. Johann is uncontrolled and un-marked slopes are not made safe (from avalanche risk) or patrolled. Always check local advice, know the Avalanche Risk Level, ski with safety kit (and know how to use it), and never ski alone.
Analyzing Weather and Snowfall Forecasts
Whilst no forecast can tell you exactly how snow conditions in Alt St. Johann will develop, checking the forecast regularly should give you an idea of what to expect.
New snowfall can bring fresh powder and refresh the surfaces of pisted runs. Powder can be tracked out quickly at busy times, but in less crowded and shaded areas, fresh snow can linger for days.
Changes in weather conditions, such as milder temperatures, rain or wind, can degrade snow quality. Conversely, cold, stable weather can preserve conditions for extended periods.
Predicting Future Snow Quality
Regularly check our snow and weather forecasts for Alt St. Johann for changes that may affect snow quality. Forecast snowfall depth and recent snowfall are good indicators of what to expect.
Use historical data and recent snow reports to understand past snow conditions and anticipate future changes.