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Japan Weekly Snow Roundup #292
Weekly Snow News for Japan, updated 10 December 2025: early-season bases deepen rapidly as Siberian air drives repeated snow across Hokkaido and Honshu
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Tanigawa Onsen White Valley at 840 m altitude
Issued by Snow-Forecast.com at: 2 pm (local time) / 11 Dec 2025
Now
Thu 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | |  |  |  |  | | | | | | | | |
clear | heavy snow | snow shwrs | snow shwrs | snow shwrs | clear | cloudy | cloudy | mod. rain | light snow | snow shwrs | snow shwrs | snow shwrs | snow shwrs | clear | clear | snow shwrs | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | 14 | 5 | 4 | 2 | — | — | — | — | 2 | 4 | 3 | 3 | 1 | — | — | — | |
— | 2 | — | — | — | — | — | — | 6 | 1 | — | — | — | — | — | — | — | |
max °C | 7 | 2 | -5 | -5 | -5 | 0 | 1 | 4 | 4 | 4 | 0 | -2 | -2 | -3 | 2 | 3 | 2 |
min °C | 4 | -4 | -5 | -6 | -6 | -3 | -2 | -2 | 3 | 1 | -2 | -2 | -3 | -4 | 0 | 0 | 0 |
1 | -13 | -14 | -12 | -12 | -6 | -5 | -6 | 1 | -6 | -10 | -9 | -9 | -8 | -2 | 0 | 0 | |
47 | 91 | 84 | 85 | 88 | 64 | 61 | 88 | 97 | 97 | 86 | 85 | 86 | 85 | 61 | 66 | 72 | |
1850 | 750 | 0 | 0 | 0 | 400 | 950 | 800 | 1650 | 1550 | 700 | 550 | 600 | 0 | 900 | 1200 | 1100 | |
 | — | — | 6:46 | — | — | 6:47 | — | — | 6:48 | — | — | 6:48 | — | — | 6:48 | — | — |
 | 4:27 | — | — | 4:28 | — | — | 4:28 | — | — | 4:28 | — | — | 4:28 | — | — | 4:29 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Thu night. Becoming milder with light rain (total 8.0mm) on Sun morning. Freeze-thaw conditions (max 7°C on Thu afternoon, min -6°C on Fri afternoon). Winds decreasing (strong winds from the NW on Thu night, calm by Sat afternoon).
Next 4-6 days weather summary:
A light fall of snow, heaviest on Sun afternoon. Turning milder with light rain (total 3.0mm) on Wed morning. Freeze-thaw conditions (max 4°C on Sun afternoon, min -4°C on Mon night). Winds decreasing (strong winds from the NW on Sun night, calm by Tue afternoon).
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Tanigawa Onsen White Valley Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 1 cm |
| Last snowfall: | 10 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)
Snow History
Week 2 of December has on average:
0.8 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.4 | Powder days Fresh snow, limited sun, any wind. |
0.1 | Bluebird days Average snow, mostly sunny, light wind. |
Tanigawa Onsen White Valley 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 Tanigawa Onsen White Valley at the specific elevation of 840 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Tanigawa Onsen White Valley. 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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