Akitaken Tazawako Kogen 7-Day Snow Forecast

Akitaken Tazawako Kogen Long-Range Snow Forecast Updated today

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Updated 03 May 2026 16:42 NZST

Long-Range Snow Forecast for Akitaken Tazawako Kogen

Long-range (14 to 45 days) from 3 May.

For Forecast detail, see below.

Akitaken Tazawako Kogen Snow Forecast Highlights

When will there be fresh snow in Akitaken Tazawako Kogen?

Akitaken Tazawako Kogen Snow Forecast Highlights - JMA
Snowfall prediction at mid-mountain (850m)
Next Snow?
There is no snow currently in the forecast for Akitaken Tazawako Kogen.

Long-range Snow Outlook for Akitaken Tazawako Kogen

Snowfall

Snow Line

Max 19℃
Min 3℃

3cm New Snow

Snow Line from 838m to 685m, with rain below.

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Akitaken Tazawako Kogen 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 Akitaken Tazawako Kogen from OpenMeteo(JMA)
	Snow and Weather	Temp Town
Sun 03	Cloudy.	Max 17℃ Min 11℃
Mon 04	up to 3cm New Snow Light snow at altitude, light drizzle below. Snow Line from 838m to 685m, with rain below.	Max 14℃ Min 3℃
Tue 05	Clear sky.	Max 13℃ Min 3℃
Wed 06	Clear sky.	Max 17℃ Min 10℃
Thu 07	Clear sky.	Max 19℃ Min 9℃
Fri 08	Rain showers.	Max 13℃ Min 5℃
Sat 09	Clear spells.	Max 16℃ Min 3℃

This Snow Forecast for Akitaken Tazawako Kogen, Japan 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 Akitaken Tazawako Kogen, 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.

Akitaken Tazawako Kogen Snow Forecast updated at 16:42 NZST, next update expected 22:00 NZST.

Ensemble forecast for Akitaken Tazawako Kogen, Japan at 500m

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 Forecast near Akitaken Tazawako Kogen

Snow Forecasts for Ski Resorts near Akitaken Tazawako Kogen
Ski Area	48 Hr	7 Day	Su	Mo	Tu	We	Th	Fr	Sa
Hachimantai	3cm	3cm

Snow Reliability

Akitaken Tazawako Kogen typically enjoys reliable snow conditions, with an average snow depth of around 2 meters during peak season. For the latest snow information, visiting J2Ski is recommended to stay updated on current conditions.

Off-Piste Safety in Akitaken Tazawako Kogen

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