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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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Oyu Onsen at 382 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 | |
 |  | | | | |  |  | | | | | | | | | |
heavy snow | mod. snow | mod. snow | heavy snow | mod. snow | mod. snow | light snow | light snow | mod. snow | heavy snow | mod. snow | mod. snow | heavy snow | light snow | light snow | light snow | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
26 | 8 | 7 | 21 | 6 | 5 | 5 | 4 | 6 | 16 | 9 | 10 | 22 | 3 | 1 | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -5 | -5 | -5 | -5 | -2 | -2 | -3 | -1 | -1 | -4 | -5 | -5 | -5 | -2 | -2 | -4 |
min °C | -6 | -6 | -5 | -6 | -4 | -4 | -5 | -2 | -3 | -6 | -5 | -5 | -5 | -4 | -4 | -5 |
-12 | -13 | -12 | -9 | -7 | -4 | -8 | -5 | -7 | -6 | -12 | -13 | -13 | -8 | -4 | -5 | |
96 | 92 | 92 | 96 | 93 | 92 | 92 | 90 | 95 | 97 | 94 | 95 | 95 | 94 | 88 | 89 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 200 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
 | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:50 | — | — |
 | — | — | 4:55 | — | — | 4:57 | — | — | 4:58 | — | — | 4:59 | — | — | 5:00 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -1°C on Sat morning, min -6°C on Wed night). Wind will be generally light.
Next 4-6 days weather summary:
A heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 2°C on Tue morning, min -6°C on Sat night). Winds increasing (calm on Sat night, fresh winds from the WNW by Sun morning).
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Latest snow reports near Oyu Onsen:
13 km away from Oyu Onsen
16 hours ago
It is snowing steadily in Muikamachi Hakkaisan. from Muikamachi Hakkaisan
Oyu Onsen Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 55 cm |
| Last snowfall: | 20 Jan 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Niigata are reporting: powder (2) / good piste (2)
Snow History
Week 4 of January has on average:
0.1 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.2 | Powder days Fresh snow, limited sun, any wind. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
Oyu Onsen Forecast Snowfall
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Other resorts in Japan - Niigata are reporting: powder (2) / good piste (2)
The above table gives the weather forecast for Oyu Onsen at the specific elevation of 382 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Oyu Onsen. 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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