Unterwasser 48-Hour Snow Forecast
Updated 20 September 2026 05:00 CDT
2-Day Forecast for Unterwasser
48-hours from 20 September.
See below for forecast detail
Unterwasser Snow Forecast updated at 05:00 CDT, next update expected 11:00 CDT.
Forecast for today in Unterwasser
Max 22℃
Min 8℃
Valley temperatures from an overnight low of 8℃ to daytime highs around 22℃
Temperature at BaseTemp at Base
Sun
20
Snow unlikely
Clear spells first, fair then cloudy, fair later.
Forecast times for Unterwasser are in Zurich (Europe/Zurich) time zone.
Forecast for tomorrow in Unterwasser
Max 18℃
Min 8℃
Valley temperatures from an overnight low of 8℃ to daytime highs around 18℃
Temperature at BaseTemp at Base
Mon
21
Snow unlikely
Fair first, clear spells then light drizzle, cloudy 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? | |||
|---|---|---|---|---|---|---|---|
| Sun | 02:00 | | Cloudy at altitude. Mixed below. | 8℃ | SW Calm | 0% | |
| Sun | 03:00 | | Cloudy. | 9℃ | SW Calm | 0% | |
| Sun | 04:00 | | Cloudy. | 9℃ | SW Calm | 0% | |
| Sun | 05:00 | | Cloudy. | 9℃ | SW Calm | 0% | |
| Sun | 06:00 | | Clear spells. | 9℃ | SW Calm | 0% | |
| Sun | 07:00 | | Clear sky at altitude. Fair below. | 9℃ | SW Calm | 0% | |
| Sun | 08:00 |  | Clear sky. | 10℃ | SW Calm | 0% | |
| Sun | 09:00 | | Clear sky. | 13℃ | SW Light | 0% | |
| Sun | 10:00 | | Clear sky at altitude. Fair below. | 16℃ | SW Light | 0% | |
| Sun | 11:00 | | Fair. | 18℃ | SW Light | 0% | |
| Sun | 12:00 | | Fair. | 20℃ | SW Light | 0% | |
| Sun | 13:00 | | Cloudy. | 21℃ | SW Light | 0% | |
| Sun | 14:00 | | Cloudy. | 22℃ | SW Light | 0% | |
| Sun | 15:00 | | Cloudy. | 22℃ | SW Light | 0% | |
| Sun | 16:00 | | Cloudy. | 21℃ | SW Light | 0% | |
| Sun | 17:00 | | Cloudy. | 21℃ | SW Light | 0% | |
| Sun | 18:00 | | Cloudy. | 20℃ | SW Light | 0% | |
| Sun | 19:00 | | Cloudy. | 18℃ | SW Light | 0% | |
| Sun | 20:00 | | Fair. | 16℃ | SW Light | 0% | |
| Sun | 21:00 | | Clear spells. | 15℃ | SW Light | 0% | |
| Sun | 22:00 | | Cloudy. | 14℃ | SW Light | 0% | |
| Sun | 23:00 | | Cloudy. | 14℃ | SW Light | 0% | |
| Mon | 00:00 | | Fair. | 13℃ | SE Light | 0% | |
| Mon | 01:00 | | Clear spells at altitude. Fair below. | 12℃ | SE Light | 0% | |
| Mon | 02:00 | | Fair at altitude. Mixed below. | 12℃ | SE Calm | 0% | |
| Mon | 03:00 | | Clear spells. | 11℃ | SE Calm | 0% | |
| Mon | 04:00 | | Fair at altitude. Mixed below. | 9℃ | SE Calm | 0% | |
| Mon | 05:00 | | Fair. | 9℃ | SE Calm | 0% | |
| Mon | 06:00 | | Fair. | 8℃ | SE Calm | 0% | |
| Mon | 07:00 | | Fair. | 8℃ | SE Calm | 0% | |
| Mon | 08:00 | | Fair at altitude. Clear below. | 9℃ | SE Light | 0% | |
| Mon | 09:00 | | Clear spells at altitude. Fair below. | 12℃ | SE Light | 0% | |
| Mon | 10:00 | | Clear spells. | 14℃ | SE Light | 0% | |
| Mon | 11:00 | | Clear spells. | 16℃ | SE Light | 0% | |
| Mon | 12:00 | | Cloudy. | 17℃ | SE Light | 0% | |
| Mon | 13:00 | | Cloudy at altitude. Lt drizzle below. | 18℃ | SE Light | 0% | |
| Mon | 14:00 | | Light drizzle. | 16℃ | SE Light | 0% | |
| Mon | 15:00 | | Light drizzle. | 15℃ | SE Light | 0% | |
| Mon | 16:00 | | Light drizzle. | 14℃ | SE Light | 5% | |
| Mon | 17:00 | | Cloudy at altitude. Lt drizzle below. | 14℃ | SE Light | 5% | |
| Mon | 18:00 | | Cloudy at altitude. Lt drizzle below. | 14℃ | SE Light | 5% | |
| Mon | 19:00 | | Cloudy. | 12℃ | SE Light | 5% | |
| Mon | 20:00 | | Cloudy. | 12℃ | SE Light | 0% | |
| Mon | 21:00 | | Cloudy. | 11℃ | SE Light | 0% | |
| Mon | 22:00 | | Cloudy. | 11℃ | SE Light | 0% | |
| Mon | 23:00 | | Fair. | 10℃ | SE Light | 0% | |
| Tue | 00:00 | | Clear sky. | 10℃ | NE Light | 0% | |
| Tue | 01:00 | | Clear sky. | 9℃ | NE Light | 0% | |
Snow Forecast near Unterwasser
Snow forecasts for nearby ski areas.
| Ski Area | 48 Hr | 7 Day | Su | Mo | Tu | We | Th | Fr | Sa |
|---|---|---|---|---|---|---|---|---|---|
| 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.