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Arai Long-Range Snow Forecast - 21st October 2026

Arai Long-Range Snow Forecast Updated today

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JMA

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Updated 21 October 2026 03:41 UTC

Long-Range Snow Forecast for Arai

Long-range (14 to 45 days) from 21 October.

For Forecast detail, see below.

Arai Snow Forecast Highlights

When will there be fresh snow in Arai?

Arai Snow Forecast Highlights - JMA
Snowfall prediction at mid-mountain (805m)
Next Snow?
There is no snow currently in the forecast for Arai.

Long-range Snow Outlook for Arai

 
Snowfall

 
Snow Line

Max 24℃ 75°F
Min 13℃ 56°F

Snow unlikely

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Arai 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 Arai from OpenMeteo(JMA)
BaseSnow and WeatherTemp
Town
Wed
21
Lt Rain

Light rain.

Max 24℃ 75°F
Min 20℃ 68°F
Thu
22
Clear

Clear sky.

Max 22℃ 71°F
Min 16℃ 60°F
Fri
23
Mixed

Clear spells.

Max 17℃ 62°F
Min 13℃ 56°F
Sat
24
Drizzle

Drizzle.

Max 18℃ 64°F
Min 15℃ 59°F
Sun
25
Lt Drizzle

Light drizzle.

Max 23℃ 73°F
Min 16℃ 61°F
Mon
26
Shwrs

Rain showers.

Max 18℃ 64°F
Min 17℃ 63°F
Tue
27
Drizzle

Drizzle.

Max 23℃ 73°F
Min 17℃ 63°F

No significant snowfall is forecast for this period.

This Snow Forecast for Arai, 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 Arai, 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.

Arai Snow Forecast updated at 03:41 UTC, next update expected 09:00 UTC.

Ensemble forecast for Arai, Japan at 329m

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

Japan Accommodation (Apartments, Chalets, Hotels) Map

 

How reliable is the snow in Arai?

Arai typically sees consistent snowfall throughout the winter, with average snow depths reaching up to 3 meters. For the latest snow conditions, be sure to check J2Ski for real-time information.

Off-Piste Safety in Arai

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