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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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Chateau Shiozawa at 394 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 23 Jan 2026
Now
Friday 23 | Saturday 24 | Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | | | | |  |  |  | | | | | | |
mod. snow | light snow | light snow | mod. snow | mod. snow | heavy snow | mod. snow | mod. snow | heavy snow | light snow | snow shwrs | some clouds | rain shwrs | mod. snow | heavy snow | mod. snow | light snow | light snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
6 | 5 | 4 | 8 | 6 | 19 | 9 | 8 | 16 | 2 | — | — | — | 6 | 16 | 6 | 4 | 5 | |
— | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | |
max °C | -2 | -2 | -4 | -1 | -2 | -4 | -4 | -4 | -5 | -2 | -2 | -5 | 2 | 1 | -1 | -2 | -2 | -4 |
min °C | -3 | -3 | -5 | -2 | -3 | -4 | -4 | -5 | -5 | -4 | -6 | -7 | 1 | 0 | -3 | -3 | -3 | -6 |
-6 | -3 | -7 | -4 | -3 | -6 | -11 | -13 | -13 | -6 | -6 | -7 | -1 | -4 | -8 | -8 | -7 | -6 | |
90 | 96 | 87 | 93 | 94 | 97 | 94 | 94 | 95 | 94 | 79 | 81 | 70 | 98 | 97 | 95 | 94 | 95 | |
0 | 150 | 0 | 0 | 150 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 600 | 500 | 0 | 0 | 0 | 0 | |
 | 6:54 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:50 | — | — | 6:50 | — | — |
 | — | 4:59 | — | — | 5:00 | — | — | 5:00 | — | — | 5:01 | — | — | 5:02 | — | — | 5:04 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Sat night. Temperatures will be below freezing (max -1°C on Sat morning, min -5°C on Fri night). Winds increasing (calm on Fri afternoon, fresh winds from the WNW by Sun afternoon).
Next 4-6 days weather summary:
Drizzle on Tue morning followed by colder weather and a heavy fall of snow, heaviest during Tue afternoon. Freeze-thaw conditions (max 2°C on Tue morning, min -7°C on Mon night). Wind will be generally light.
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Latest snow reports near Chateau Shiozawa:
10 km away from Chateau Shiozawa
2 hours ago
There is heavy snow falling at Ishiuchi Maruyama. from Ishiuchi Maruyama
14 km away from Chateau Shiozawa
12 hours agoIt is snowing heavily in Hakkai Sanroku. from Hakkai Sanroku
42 km away from Chateau Shiozawa
16 hours agoIt is snowing steadily at Togari Onsen. from Togari Onsen
Chateau Shiozawa Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 65 cm |
| Last snowfall: | 22 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. |
|---|---|
2.6 | Powder days Fresh snow, limited sun, any wind. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
Chateau Shiozawa 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 Chateau Shiozawa at the specific elevation of 394 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Chateau Shiozawa. 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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