Altastenberg 7-Day Snow Forecast

Altastenberg Long-Range Snow Forecast Updated today

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Updated 17 April 2026 12:45 UTC

Long-Range Snow Forecast for Altastenberg

Long-range (14 to 45 days) from 17 April.

For Forecast detail, see below.

Altastenberg Snow Forecast Highlights

When will there be fresh snow in Altastenberg?

Altastenberg Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (700m)
Next Snow?
There is no snow currently in the forecast for Altastenberg.

Long-range Snow Outlook for Altastenberg

Snowfall

Snow Line

Max 17℃ 63°F
Min 0℃ 32°F

Snow unlikely

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Altastenberg 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 Altastenberg from OpenMeteo(ECMWF IFS)
	Snow and Weather	Temp Town
Fri 17	Cloudy.	Max 17℃ 63°F Min 7℃ 45°F
Sat 18	Clear sky.	Max 16℃ 60°F Min 9℃ 47°F
Sun 19	Light drizzle.	Max 9℃ 48°F Min 4℃ 39°F
Mon 20	Cloudy.	Max 7℃ 45°F Min 2℃ 36°F
Tue 21	Fair.	Max 9℃ 49°F Min 2℃ 35°F
Wed 22	Clear sky.	Max 12℃ 54°F Min 0℃ 32°F
Thu 23	Clear sky.	Max 11℃ 51°F Min 2℃ 35°F

No significant snowfall is forecast for this period.

This Snow Forecast for Altastenberg, 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 Altastenberg, 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.

Altastenberg Snow Forecast updated at 12:45 UTC, next update expected imminently.

Ensemble forecast for Altastenberg, 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

Altastenberg enjoys reliable snow conditions, with an average snow depth of 60-120 cm during peak season. For the latest snow conditions, check J2Ski for up-to-date information.

Off-Piste Safety in Altastenberg

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