Unterwasser 48-Hour Snow Forecast
Updated 21 September 2026 08:45 BST
2-Day Forecast for Unterwasser
48-hours from 21 September.
See below for forecast detail
Unterwasser Snow Forecast updated at 08:45 BST, next update expected 14:00 BST.
Forecast for today in Unterwasser
Max 18℃ 64°F
Min 9℃ 49°F
Valley temperatures from an overnight low of 9℃ 49°F to daytime highs around 18℃ 64°F
Temperature at BaseTemp at Base
Mon
21
Snow unlikely
Clear spells first, fair then light drizzle, clear sky later.
Forecast times for Unterwasser are in Zurich (Europe/Zurich) time zone.
Forecast for tomorrow in Unterwasser
Max 15℃ 60°F
Min 7℃ 44°F
Valley temperatures from an overnight low of 7℃ 44°F to daytime highs around 15℃ 60°F
Temperature at BaseTemp at Base
Tue
22
Snow unlikely
Cloudy early, then clear sky later.
Forecast times for Unterwasser are in Zurich (Europe/Zurich) time zone.
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48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Mon | 02:00 | | Clear spells. | 12℃ 53°F | SE Light | 0% | |
| Mon | 03:00 | | Clear spells. | 11℃ 52°F | SE Light | 0% | |
| Mon | 04:00 | | Cloudy at altitude. Mixed below. | 11℃ 51°F | SE Light | 0% | |
| Mon | 05:00 |  | Cloudy. | 11℃ 52°F | SE Calm | 0% | |
| Mon | 06:00 | | Clear spells. | 11℃ 51°F | SE Calm | 0% | |
| Mon | 07:00 | | Fair. | 9℃ 49°F | SE Calm | 0% | |
| Mon | 08:00 | | Fair. | 10℃ 49°F | SE Calm | 0% | |
| Mon | 09:00 | | Fair. | 12℃ 53°F | SE Calm | 0% | |
| Mon | 10:00 | | Clear spells. | 14℃ 57°F | SE Calm | 0% | |
| Mon | 11:00 | | Cloudy. | 15℃ 60°F | SE Calm | 0% | |
| Mon | 12:00 | | Clear spells. | 17℃ 62°F | SE Light | 0% | |
| Mon | 13:00 | | Cloudy. | 18℃ 64°F | SE Light | 0% | |
| Mon | 14:00 | | Cloudy at altitude. Lt drizzle below. | 17℃ 63°F | SE Light | 0% | |
| Mon | 15:00 | | Cloudy at altitude. Drizzle below. | 16℃ 60°F | SE Light | 0% | |
| Mon | 16:00 | | Cloudy at altitude. Lt drizzle below. | 15℃ 58°F | SE Light | 0% | |
| Mon | 17:00 | | Cloudy at altitude. Lt drizzle below. | 15℃ 58°F | SE Light | 0% | |
| Mon | 18:00 | | Cloudy. | 14℃ 58°F | SE Light | 0% | |
| Mon | 19:00 | | Cloudy. | 13℃ 55°F | SE Light | 0% | |
| Mon | 20:00 | | Cloudy. | 11℃ 53°F | SE Light | 0% | |
| Mon | 21:00 | | Clear spells. | 11℃ 51°F | SE Light | 0% | |
| Mon | 22:00 | | Fair. | 10℃ 50°F | SE Light | 0% | |
| Mon | 23:00 | | Clear sky. | 10℃ 50°F | SE Light | 0% | |
| Tue | 00:00 | | Clear sky. | 10℃ 49°F | NE Light | 0% | |
| Tue | 01:00 | | Clear sky at altitude. Fair below. | 9℃ 49°F | NE Light | 0% | |
| Tue | 02:00 | | Fair at altitude. Cloud below. | 9℃ 48°F | NE Light | 0% | |
| Tue | 03:00 | | Fair at altitude. Cloud below. | 9℃ 47°F | NE Light | 0% | |
| Tue | 04:00 | | Cloudy. | 8℃ 46°F | NE Light | 0% | |
| Tue | 05:00 | | Cloudy. | 8℃ 46°F | NE Light | 0% | |
| Tue | 06:00 | | Cloudy. | 7℃ 45°F | NE Light | 0% | |
| Tue | 07:00 | | Cloudy. | 7℃ 44°F | NE Light | 0% | |
| Tue | 08:00 | | Clear spells at altitude. Cloud below. | 8℃ 45°F | NE Light | 0% | |
| Tue | 09:00 | | Fair at altitude. Cloud below. | 9℃ 49°F | NE Light | 0% | |
| Tue | 10:00 | | Clear sky at altitude. Fair below. | 12℃ 53°F | NE Light | 0% | |
| Tue | 11:00 | | Clear sky. | 13℃ 56°F | NE Light | 0% | |
| Tue | 12:00 | | Clear sky. | 14℃ 58°F | NE Light | 0% | |
| Tue | 13:00 | | Clear sky. | 15℃ 59°F | NE Light | 0% | |
| Tue | 14:00 | | Clear sky. | 15℃ 60°F | NE Light | 0% | |
| Tue | 15:00 | | Clear sky. | 15℃ 60°F | NE Light | 0% | |
| Tue | 16:00 | | Clear sky. | 15℃ 59°F | NE Light | 0% | |
| Tue | 17:00 | | Clear sky. | 15℃ 58°F | NE Light | 0% | |
| Tue | 18:00 | | Clear sky. | 14℃ 57°F | NE Light | 0% | |
| Tue | 19:00 | | Clear sky. | 12℃ 53°F | NE Light | 0% | |
| Tue | 20:00 | | Clear sky. | 11℃ 51°F | NE Light | 0% | |
| Tue | 21:00 | | Clear sky. | 10℃ 50°F | NE Light | 0% | |
| Tue | 22:00 | | Clear sky. | 10℃ 49°F | NE Light | 0% | |
| Tue | 23:00 | | Clear sky. | 9℃ 49°F | NE Light | 0% | |
| Wed | 00:00 | | Clear sky. | 9℃ 48°F | SW Light | 0% | |
| Wed | 01:00 | | Clear sky. | 8℃ 47°F | SW Light | 0% | |
Snow Forecast near Unterwasser
Snow forecasts for nearby ski areas.
| Ski Area | 48 Hr | 7 Day | Mo | Tu | We | Th | Fr | Sa | Su |
|---|---|---|---|---|---|---|---|---|---|
| Flims | 1cm - | 1cm - |
Unterwasser Snow
For current snow depths and skiing conditions, see our Current Snow Report for Unterwasser.
No significant snowfall is forecast for this period.
This Snow Forecast for Unterwasser, 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 Unterwasser, 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
Unterwasser typically enjoys reliable snow conditions, with an average snow depth of 50-100 cm throughout the season. For the latest updates on snowfall and conditions, check J2Ski for accurate and timely information.