Aizu Kogen Nango 7-Day Snow Forecast

Aizu Kogen Nango Long-Range Snow Forecast Updated today

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Updated 13 June 2026 03:42 NZST

Long-Range Snow Forecast for Aizu Kogen Nango

Long-range (14 to 45 days) from 12 June.

For Forecast detail, see below.

Aizu Kogen Nango Snow Forecast Highlights

When will there be fresh snow in Aizu Kogen Nango?

Aizu Kogen Nango Snow Forecast Highlights - JMA
Snowfall prediction at mid-mountain (745m)
Next Snow?
There is no snow currently in the forecast for Aizu Kogen Nango.

Long-range Snow Outlook for Aizu Kogen Nango

Snowfall

Snow Line

Max 23℃
Min 10℃

Snow unlikely

Aizu Kogen Nango 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 Aizu Kogen Nango from OpenMeteo(JMA)
	Snow and Weather	Temp Town
Fri 12	Fair.	Max 20℃ Min 13℃
Sat 13	Fair.	Max 21℃ Min 12℃
Sun 14	Clear sky.	Max 23℃ Min 14℃
Mon 15	Cloudy.	Max 21℃ Min 14℃
Tue 16	Clear sky.	Max 20℃ Min 12℃
Wed 17	Cloudy.	Max 19℃ Min 10℃
Thu 18	Cloudy.	Max 21℃ Min 12℃

No significant snowfall is forecast for this period.

This Snow Forecast for Aizu Kogen Nango, 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 Aizu Kogen Nango, 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.

Aizu Kogen Nango Snow Forecast updated at 03:42 NZST, next update expected 09:00 NZST.

Ensemble forecast for Aizu Kogen Nango, Japan at 490m

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

Aizu Kogen Nango enjoys reliable snow conditions with an average snow depth of around 2 meters. For the latest snow information and updates, check J2Ski regularly.

Off-Piste Safety in Aizu Kogen Nango

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