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Naeba Long-Range Snow Forecast - 23rd May 2026

Naeba Long-Range Snow Forecast Updated today

ECMWF IFS
GFS
JMA

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Updated 23 May 2026 08:40 PDT

Long-Range Snow Forecast for Naeba

Long-range (14 to 45 days) from 23 May.

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 74°F
Min 47°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
Sat
23
Mixed

Clear spells.

Max 54°F
Min 47°F
Sun
24
Cloud

Cloudy.

Max 56°F
Min 47°F
Mon
25
Clear

Clear sky.

Max 73°F
Min 52°F
Tue
26
Cloud

Cloudy.

Max 71°F
Min 56°F
Wed
27
Cloud

Cloudy.

Max 67°F
Min 57°F
Thu
28
Hvy Drizzle

Heavy drizzle.

Max 74°F
Min 58°F
Fri
29
Lt Drizzle

Light drizzle.

Max 61°F
Min 50°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 08:40 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.