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Oze Iwakura Snow Forecast - 23rd May 2026

Oze Iwakura Snow Report and Forecast

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JMA

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Updated 22 May 2026 20:41 PDT

Snow Forecast for Oze Iwakura

Snow and Weather from 23 May.

For Forecast detail, see below.

Oze Iwakura Snow Forecast Highlights

When will there be fresh snow in Oze Iwakura?

Oze Iwakura Snow Forecast Highlights - JMA
Snowfall prediction at mid-mountain (4,444ft)
Next Snow?
There is no snow currently in the forecast for Oze Iwakura.

Forecast for today in Oze Iwakura

Max 59°F
Min 48°F

Valley temperatures from an overnight low of 48°F to daytime highs around 59°F

Temperature at BaseTemp at Base

Sat
23

Snow unlikely

MixedMixedCloudLt Drizzle

Clear spells, cloudy, light drizzle later.

Forecast times for Oze Iwakura are in Tokyo (Asia/Tokyo) time zone.

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Oze Iwakura 7-Day Snow Forecast Overview

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Summary Weather and Snow Forecast for Oze Iwakura from OpenMeteo(JMA)
Sat
23
Sun
24
Mon
25
Tue
26
Wed
27
Thu
28
Fri
29
Wind
5,587ft
50°F
Mixed
45°F
Cloud
63°F
Clear
63°F
Mixed
57°F
Mixed
62°F
Lt Drizzle
58°F
Lt Drizzle
4,444ft
54°F
Mixed
50°F
Cloud
69°F
Clear
67°F
Mixed
61°F
Mixed
66°F
Lt Drizzle
63°F
Lt Drizzle
3,301ft
59°F
Mixed
54°F
Cloud
72°F
Clear
72°F
Mixed
65°F
Mixed
70°F
Lt Drizzle
67°F
Lt Drizzle
Snow Line
Max Town59°F54°F72°F72°F65°F70°F67°F
Min Town48°F49°F51°F50°F57°F56°F52°F

This table shows the average forecast snowfall, the maximum temperature, and expected general weather at resort, lower and upper mountain levels. For daily forecast details, see below.

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Snow Reliability

Oze Iwakura enjoys reliable snow conditions, typically featuring a snow depth of 2-3 meters during peak season. Average snowfall is consistent, but visitors are encouraged to check the latest snow conditions on J2Ski for accurate updates.

Understanding and predicting Snow Conditions in Oze Iwakura

Here are our tips for making the most of a trip to Oze Iwakura, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Oze Iwakura, but like any mountain, snow conditions change throughout the season, from day to day, and even from hour to hour.

Whether you’re sticking to the marked pistes or venturing off-piste, here’s what you need to know:

Pistes (Groomers) or Off-Piste

These can be a world apart, regarding snow conditions, even ignoring the difference between the natural terrain features to be found off-piste and the generally controlled surfaces and slopes of a pisted (groomed) run.

  • Piste Conditions can range from fresh powder to firm, icy surfaces, particularly after warm spells or a busy day on the mountain with the passage of many skiers.
  • Off-Piste Conditions are far more variable. Wind and sun can quickly transform fresh snow into wind crust or slushy layers, whilst cold weather can preserve stashes of powder many days after a snowfall.

WARNING - skiing off-piste (out-of-bounds) at Oze Iwakura is uncontrolled and un-marked slopes are not made safe (from avalanche risk) or patrolled. Always check local advice, know the Avalanche Risk Level, ski with safety kit (and know how to use it), and never ski alone.

Analyzing Weather and Snowfall Forecasts

Whilst no forecast can tell you exactly how snow conditions in Oze Iwakura will develop, checking the forecast regularly should give you an idea of what to expect.

New snowfall can bring fresh powder and refresh the surfaces of pisted runs. Powder can be tracked out quickly at busy times, but in less crowded and shaded areas, fresh snow can linger for days.

Changes in weather conditions, such as milder temperatures, rain or wind, can degrade snow quality. Conversely, cold, stable weather can preserve conditions for extended periods.

Predicting Future Snow Quality

Regularly check our snow and weather forecasts for Oze Iwakura for changes that may affect snow quality. Forecast snowfall depth and recent snowfall are good indicators of what to expect.

Use historical data and recent snow reports to understand past snow conditions and anticipate future changes.