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Naeba Long-Range Snow Forecast - 13th September 2026

Naeba Long-Range Snow Forecast Updated today

ECMWF IFS
GFS
JMA

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Updated 12 September 2026 14:42 PDT

Long-Range Snow Forecast for Naeba

Long-range (14 to 45 days) from 13 September.

For Forecast detail, see below.

Naeba Snow Forecast Highlights

When will there be fresh snow in Naeba?

Naeba Snow Forecast Highlights - JMA
Snowfall prediction at mid-mountain (4,411ft)
Next Snow?
There is no snow currently in the forecast for Naeba.

Long-range Snow Outlook for Naeba

 
Snowfall

 
Snow Line

Max 80°F
Min 58°F

Snow unlikely

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Naeba 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 Naeba from OpenMeteo(JMA)
BaseSnow and WeatherTemp
Town
Sun
13
Mixed

Clear spells.

Max 69°F
Min 63°F
Mon
14
Fair

Light snow at altitude, light rain below.

Max 72°F
Min 63°F
Tue
15
Clear

Clear sky.

Max 80°F
Min 65°F
Wed
16
Shwrs

Light snow at altitude, rain showers below.

Max 68°F
Min 61°F
Thu
17
Lt Drizzle

Light drizzle.

Max 64°F
Min 60°F
Fri
18
Mixed

Clear spells.

Max 69°F
Min 59°F
Sat
19
Fair

Fair.

Max 72°F
Min 58°F

No significant snowfall is forecast for this period.

This Snow Forecast for Naeba, 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 Naeba, on any given trail 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.

Naeba Snow Forecast updated at 14:42 PDT, next update expected imminently.

Ensemble forecast for Naeba, Japan at 2,953ft

Daily Mean Temperature (yellow line is control)
Daily Total Precipitation (blue line is control)

Snow Reliability

Naeba enjoys reliable snow conditions, with average snow depths reaching up to 3 meters during peak season. For the latest snow reports and conditions, check J2Ski for updated information.

Off-Piste Safety in Naeba

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