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Riederalp Snow Forecast - 18th May 2026

Riederalp Snow Report and Forecast

ECMWF IFS
GFS

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Updated 18 May 2026 12:42 PDT

Snow Forecast for Riederalp

Snow and Weather from 18 May.

For Forecast detail, see below.

Riederalp Snow Forecast Highlights

When will there be fresh snow in Riederalp?

Riederalp Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (7,874ft)
Next Snow Expected18 May
Next Snow Amount-
Next 48 Hours-
Next 7 Days-
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Forecast for today in Riederalp

Max 38°F
Min 27°F

Freeze-thaw (spring snow) conditions, with valley temperatures cooling to 27°F and rising to 38°F

Temperature at BaseTemp at Base

 
Snowfall

 
Snow Line

Mon
18

New Snow

MixedMixedMixedMixed

Clear spells.

Snow Line from 7,093ft to 6,841ft, with rain below.

Forecast times for Riederalp are in Zurich (Europe/Zurich) time zone.

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Summary Weather and Snow Forecast for Riederalp from OpenMeteo(ECMWF IFS)
Mon
18
Tue
19
Wed
20
Thu
21
Fri
22
Sat
23
Sun
24
Wind
9,514ft
26°F
Lt Snow Shwrs
32°F
Cloud
32°F
Cloud
39°F
Mixed
42°F
Clear
43°F
Clear
43°F
Clear
7,874ft
32°F
Lt Snow Shwrs
37°F
Cloud
38°F
Cloud
45°F
Mixed
48°F
Clear
49°F
Clear
49°F
Clear
6,234ft
38°F
Mixed
50°F
Cloud
51°F
Cloud
60°F
Mixed
64°F
Clear
65°F
Clear
65°F
Clear
Snow Line

varying 7,093ft
to 6,841ft

varying 9,465ft
to 9,009ft

Max Town38°F50°F51°F60°F64°F65°F65°F
Min Town27°F22°F33°F24°F37°F39°F40°F

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.

Switzerland Hotels Map

 

Snow Forecast near Riederalp

Snow Forecasts for Ski Resorts near Riederalp
Ski Area 48 Hr 7 DayMoTuWeThFrSaSu
Interlaken2in 2in
Grindelwald2in 2in
Saas-Fee2in 2in
Wengen1in 1in
San Domenico1in 1in
Fiescheralp1in 1in
Adelboden- -
Aletsch1in 1in

Snow Reliability

Riederalp typically enjoys reliable snow conditions, with average snow depths reaching up to 2 meters during peak season. For the latest snow information, be sure to check J2Ski, your trusted source.

Understanding and predicting Snow Conditions in Riederalp

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