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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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Mountain Park Tsunan at 510 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 | snow shwrs | snow shwrs | light snow | light snow | snow shwrs | heavy snow | heavy snow | mod. snow | mod. snow | heavy snow | light snow | cloudy | some clouds | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
32 | 5 | 3 | 7 | 1 | 1 | 4 | 5 | 12 | 22 | 8 | 6 | 17 | 2 | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -5 | -6 | -6 | -6 | -2 | -2 | -3 | -2 | -2 | -4 | -5 | -5 | -5 | -3 | -3 | -5 |
min °C | -7 | -7 | -6 | -8 | -5 | -5 | -5 | -2 | -4 | -5 | -5 | -6 | -6 | -5 | -5 | -5 |
-15 | -15 | -14 | -13 | -9 | -8 | -9 | -6 | -9 | -7 | -13 | -15 | -15 | -10 | -5 | -5 | |
96 | 92 | 89 | 84 | 74 | 79 | 86 | 86 | 96 | 97 | 94 | 94 | 95 | 91 | 79 | 80 | |
0 | 0 | 0 | 0 | 0 | 200 | 0 | 200 | 250 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
 | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:52 | — | — | 6:52 | — | — |
 | — | — | 4:58 | — | — | 4:59 | — | — | 5:00 | — | — | 5:01 | — | — | 5:02 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -2°C on Fri morning, min -8°C on Thu night). Winds decreasing (fresh winds from the WNW on Thu morning, calm by Fri afternoon).
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 afternoon, calm by Mon night).
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Latest snow reports near Mountain Park Tsunan:
33 km away from Mountain Park Tsunan
11 hours ago
It is snowing steadily in Muikamachi Hakkaisan. from Muikamachi Hakkaisan
44 km away from Mountain Park Tsunan
13 hours ago
Excellent on and off piste conditions. Snowing lightly, refreshing pistes. from Ikenotaira Onsen Alpenblick
40 km away from Mountain Park Tsunan
16 hours agoSnow falling at Lotte Arai Resort. from Lotte Arai Resort
Mountain Park Tsunan Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 29 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 3 of January has on average:
0.7 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.2 | Powder days Fresh snow, limited sun, any wind. |
0.3 | Bluebird days Average snow, mostly sunny, light wind. |
Mountain Park Tsunan 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 Mountain Park Tsunan at the specific elevation of 510 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Mountain Park Tsunan. 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.
Visitor Reviews of Mountain Park Tsunan
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