Sankt Andreasberg / Sonnenberg 7-Day Snow Forecast

Sankt Andreasberg / Sonnenberg Long-Range Snow Forecast

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Long-Range Snow Forecast for Sankt Andreasberg / Sonnenberg

This is the Long-range (10, 14 and 45 day)Snow Forecast for Sankt Andreasberg / Sonnenberg from 21 January.

Updated 21 January 2026 05:06 UTC.

For Forecast detail, see below.

Sankt Andreasberg / Sonnenberg Snow Forecast Highlights

When will there be fresh snow in Sankt Andreasberg / Sonnenberg?

Sankt Andreasberg / Sonnenberg Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (1,050m)
Next Snow Expected	30 January
Next Snow Amount	2cm 1in
Next 48 Hours	- -
Next 7 Days	- -

Long-range Snow Outlook for Sankt Andreasberg / Sonnenberg

Sankt Andreasberg / Sonnenberg has up to 11cm 4in new snow forecast in the next 14 days.*
ECMWF IFS - at altitude

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Sankt Andreasberg / Sonnenberg Long-Range (2 weeks+) Snow Forecast Outlook

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.

16 Day Weather and Snow Forecast for Sankt Andreasberg / Sonnenberg from OpenMeteo(ECMWF IFS)
	Snow and Weather	Temp Town
Wed 21	Clear sky.	Max 6℃ 42°F Min -3℃ 26°F
Thu 22	Clear sky.	Max 1℃ 34°F Min -9℃ 15°F
Fri 23	Clear sky at altitude, cloudy below.	Max 2℃ 35°F Min -10℃ 13°F
Sat 24	Cloudy.	Max -2℃ 27°F Min -8℃ 18°F
Sun 25	Cloudy.	Max -3℃ 26°F Min -6℃ 21°F
Mon 26	Cloudy.	Max -5℃ 23°F Min -9℃ 16°F
Tue 27	Cloudy.	Max -6℃ 21°F Min -10℃ 14°F

This Snow Forecast for Sankt Andreasberg / Sonnenberg, Germany 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 Sankt Andreasberg / Sonnenberg, 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.

Sankt Andreasberg / Sonnenberg Snow Forecast updated at 05:06 UTC, next update expected imminently.

Ensemble forecast for Sankt Andreasberg / Sonnenberg, Germany at 600m

Daily Mean Temperature (yellow line is control)

Daily Total Precipitation (blue line is control)

What are Forecast Ensembles ? Multiple forecasts from running the same weather model with slightly different inputs. The prominent line (the 'control') is the model output from standard inputs, the thinner lines are the variations. Plotted together, they show a range of possible outcomes; the closer they are, the higher the confidence.

How to read Long Range Ensemble Forecasts

These forecasts are from ECMWF EC46, a long-range, low-resolution (area) model. They may not accurately reflect local conditions and should be read as area forecasts, indicating whether the coming weeks are likely to be warmer, colder, wetter, or drier than average.

What to look for?

Temperatures trending downward at the same time as precipitation spikes upward... means snow!

Lines close together indicate a high confidence, while wider spreads signal uncertainty.

Snow Reliability

Sankt Andreasberg typically sees a snow depth of 30 to 80 centimeters during the winter season, with reliable snowfall throughout. For the latest snow conditions, check J2Ski for up-to-date information.

Off-Piste Safety in Sankt Andreasberg / Sonnenberg

Before skiing or snowboarding off-piste in Sankt Andreasberg / Sonnenberg, you must assess the local snow conditions. Always check the local Avalanche Risk Level and ski with appropriate safety equipment.