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Unterwasser Snow Forecast - 30th June 2025

Unterwasser Snow Report and Forecast

Snow Forecast for Unterwasser

When will there be fresh snow?

This is the Snow Forecast for Unterwasser, Switzerland for 16 days from 30 June.

Updated 30 June 2025 14:31 NZST.

Unterwasser Snow Forecast Highlights
Next Snow?
There is no snow currently in the forecast for Unterwasser.

For Forecast detail, see below.

For current snow depths and skiing conditions, see our Current Snow Report for Unterwasser.

Forecast for today in Unterwasser

Max 29℃
Min 17℃

Valley temperatures from an overnight low of 17℃ to daytime highs around 29℃

Temperature at BaseTemp at Base

Mon
30

Snow unlikely

CloudMixedShwrsCloud

Cloudy first, clear spells then rain showers, cloudy later.

Unterwasser has no new snow forecast in the next 48 hours.

Unterwasser Snow Report

Snow report from Wildhaus (3km from Unterwasser)

Wildhaus Snow Depths and Conditions.
Upper Snow Depths110cm
Lower Snow Depths20cm
Snow Conditions-

Ski area reported to be open, with 2 lifts running.

Unterwasser 7-Day Snow Forecast Overview

Get this snow forecast by e-mail

Summary Weather and Snow Forecast for Unterwasser from OpenMeteo
Mon
30
Tue
01
Wed
02
Thu
03
Fri
04
Sat
05
Sun
06
Wind
2,262m
19℃
Mixed
18℃
Mixed
21℃
Lt Rain
15℃
Lt Rain
11℃
Cloud
8℃
Cloud
10℃
Cloud
1,581m
23℃
Mixed
22℃
Mixed
25℃
Lt Rain
20℃
Lt Rain
16℃
Cloud
12℃
Cloud
14℃
Cloud
900m
29℃
Mixed
27℃
Mixed
29℃
Lt Rain
23℃
Cloud
18℃
Cloud
17℃
Cloud
18℃
Lt Rain
Snow Line
Max Town29℃27℃29℃23℃18℃17℃18℃
Min Town17℃17℃16℃18℃14℃11℃10℃

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.

Unterwasser Medium-Range (7-Day) Snow Forecast Detail

Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.

Max 29℃
Min 17℃

Valley temperatures from an overnight low of 17℃ to daytime highs around 29℃

Temperature at BaseTemp at Base

Mon
30

Snow unlikely

CloudMixedShwrsCloud

Cloudy first, clear spells then rain showers, cloudy later.

Max 27℃
Min 17℃

Valley temperatures from an overnight low of 17℃ to daytime highs around 27℃

Temperature at BaseTemp at Base

Tue
01

Snow unlikely

MixedMixedShwrsFair

Clear spells, rain showers, fair later.

Max 29℃
Min 16℃

Valley temperatures from an overnight low of 16℃ to daytime highs around 29℃

Temperature at BaseTemp at Base

Wed
02

Snow unlikely

MixedClearCloudCloud

Clear spells, clear sky, cloudy later.

Max 23℃
Min 18℃

Valley temperatures from an overnight low of 18℃ to daytime highs around 23℃

Temperature at BaseTemp at Base

Thu
03

Snow unlikely

FairCloudShwrsFog

Fair first, cloudy then rain showers, fog later.

Max 18℃
Min 14℃

Valley temperatures from an overnight low of 14℃ to daytime highs around 18℃

Temperature at BaseTemp at Base

Fri
04

Snow unlikely

FogShwrsCloudShwrs

Fog first, rain showers then cloudy, rain showers later.

Max 17℃
Min 11℃

Valley temperatures from an overnight low of 11℃ to daytime highs around 17℃

Temperature at BaseTemp at Base

Sat
05

Snow unlikely

CloudCloudCloudCloud

Cloudy.

Max 18℃
Min 10℃

Valley temperatures from an overnight low of 10℃ to daytime highs around 18℃

Temperature at BaseTemp at Base

Sun
06

Snow unlikely

MixedCloudLt RainCloud

Clear spells first, cloudy then light rain, cloudy later.

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.

Unterwasser Snow Forecast updated at 14:31 NZST, next update expected imminently.

Snow Forecast near Unterwasser

Snow Forecasts for Ski Resorts near Unterwasser
Snow Report and Forecast 48 HrMonTueWedThuFriSatSun 7 Day
Flims-1cm

Understanding and predicting Snow Conditions in Unterwasser

Here are our tips for making the most of a trip to Unterwasser, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Unterwasser, 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 Unterwasser 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 Unterwasser 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 Unterwasser 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.