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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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Tainai at 420 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 | light snow | light snow | light snow | light snow | light snow | heavy snow | heavy snow | light snow | mod. snow | light snow | light snow | mod. snow | light snow | light snow | light snow | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
14 | 2 | 2 | 2 | 1 | 5 | 13 | 12 | 3 | 8 | 3 | 5 | 7 | 2 | 1 | 2 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -5 | -5 | -5 | -4 | -2 | -3 | -2 | -2 | -3 | -4 | -5 | -5 | -5 | -3 | -2 | -3 |
min °C | -6 | -6 | -5 | -5 | -3 | -3 | -3 | -2 | -5 | -5 | -5 | -6 | -6 | -4 | -2 | -4 |
-14 | -14 | -13 | -13 | -10 | -8 | -5 | -6 | -9 | -10 | -13 | -15 | -15 | -9 | -7 | -7 | |
88 | 76 | 78 | 79 | 78 | 86 | 95 | 97 | 94 | 89 | 84 | 88 | 86 | 81 | 84 | 97 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 200 | 0 | |
 | — | 6:54 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:50 | — | — |
 | — | — | 4:52 | — | — | 4:53 | — | — | 4:54 | — | — | 4:55 | — | — | 4:57 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Sat morning. Temperatures will be below freezing (max -2°C on Fri morning, min -6°C on Wed night). Winds decreasing (fresh winds from the WNW on Wed night, calm by Fri night).
Next 4-6 days weather summary:
A heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 1°C on Tue morning, min -6°C on Sun afternoon). Winds decreasing (fresh winds from the WNW on Sun night, calm by Mon night).
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Snow Radar
Latest snow reports near Tainai:
Tainai Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 39 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:
0.2 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
3.2 | Powder days Fresh snow, limited sun, any wind. |
0.1 | Bluebird days Average snow, mostly sunny, light wind. |
Tainai 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 Tainai at the specific elevation of 420 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Tainai. 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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