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Japan Weekly Snow Roundup #298
Weekly Snow News for Japan, updated 21 January 2026: Japan leads global snowfall again, with 1m (40") in 72 hours on Hokkaido and heavy, cold powder spreading into Honshu.
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Oze Iwakura Ski Resort at 1703 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 21 Jan 2026
Now
Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | |  | | | | |  | | |  | |
mod. snow | mod. snow | snow shwrs | snow shwrs | snow shwrs | snow shwrs | snow shwrs | light snow | mod. snow | snow shwrs | mod. snow | mod. snow | heavy snow | snow shwrs | light snow | some clouds | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
9 | 6 | 4 | 5 | 1 | — | — | 1 | 6 | 7 | 6 | 6 | 15 | 2 | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -13 | -15 | -14 | -14 | -11 | -10 | -11 | -8 | -9 | -13 | -14 | -14 | -13 | -10 | -9 | -9 |
min °C | -16 | -16 | -15 | -14 | -12 | -11 | -11 | -10 | -11 | -14 | -14 | -14 | -15 | -12 | -10 | -10 |
-28 | -29 | -27 | -25 | -20 | -18 | -16 | -16 | -17 | -22 | -27 | -28 | -29 | -21 | -16 | -15 | |
88 | 92 | 86 | 81 | 75 | 70 | 73 | 81 | 89 | 81 | 88 | 90 | 88 | 72 | 56 | 51 | |
0 | 0 | 0 | 0 | 0 | 300 | 0 | 300 | 450 | 0 | 0 | 0 | 0 | 0 | 250 | 0 | |
 | — | 6:52 | — | — | 6:50 | — | — | 6:50 | — | — | 6:50 | — | — | 6:50 | — | — |
 | — | — | 4:55 | — | — | 4:58 | — | — | 4:59 | — | — | 5:00 | — | — | 5:00 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Sat afternoon. Temperatures will be well below freezing (max -8°C on Sat morning, min -16°C on Wed night). Winds decreasing (strong winds from the WNW on Thu morning, light winds from the W by Fri night).
Next 4-6 days weather summary:
A heavy fall of snow, heaviest during Sun night. Temperatures will be below freezing (max -5°C on Tue morning, min -15°C on Sun night). Winds decreasing (near gales from the NW on Sun night, light winds from the WNW by Mon night).
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Latest snow reports near Oze Iwakura Ski Resort:
39 km away from Oze Iwakura Ski Resort
16 hours ago
It is snowing steadily in Muikamachi Hakkaisan. from Muikamachi Hakkaisan
Oze Iwakura Ski Resort Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 18 cm |
| Last snowfall: | 20 Jan 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)
Snow History
Week 4 of January has on average:
1.8 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.9 | Powder days Fresh snow, limited sun, any wind. |
0.9 | Bluebird days Average snow, mostly sunny, light wind. |
Oze Iwakura Ski Resort Forecast Snowfall
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Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Oze Iwakura Ski Resort at the specific elevation of 1703 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Oze Iwakura Ski Resort. To access the weather forecasts for the other elevations, use the tab navigation above the table. For a wider view of the weather, check out the Weather Map of Japan.
Click here to read further information on freezing levels and how we forecast our temperatures.
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