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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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Mt.T by Hoshino Resorts at 1125 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 11 Dec 2025
Now
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | |  |  |  |  | | |  | | | |  | |
some clouds | clear | heavy snow | snow shwrs | snow shwrs | snow shwrs | clear | cloudy | cloudy | light rain | light snow | snow shwrs | snow shwrs | mod. snow | snow shwrs | clear | clear | clear | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | 20 | 8 | 6 | 3 | — | — | — | — | 3 | 5 | 5 | 7 | 3 | — | — | — | |
— | — | — | — | — | — | — | — | — | 4 | — | — | — | — | — | — | — | — | |
max °C | 5 | 5 | 2 | -7 | -7 | -6 | -3 | -1 | 2 | 3 | 2 | -2 | -4 | -4 | -4 | -2 | -1 | 0 |
min °C | 2 | 4 | -6 | -7 | -8 | -8 | -5 | -3 | -3 | 2 | -1 | -4 | -4 | -4 | -5 | -3 | -2 | -2 |
-2 | 1 | -16 | -18 | -16 | -15 | -8 | -7 | -8 | 1 | -9 | -13 | -12 | -12 | -10 | -7 | -2 | -2 | |
54 | 45 | 90 | 88 | 88 | 89 | 72 | 64 | 87 | 98 | 97 | 88 | 89 | 91 | 92 | 66 | 56 | 49 | |
1500 | 1850 | 750 | 0 | 0 | 0 | 450 | 950 | 350 | 1850 | 1500 | 700 | 600 | 600 | 300 | 700 | 950 | 0 | |
 | 6:46 | — | — | 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. Freeze-thaw conditions (max 5°C on Thu morning, min -8°C on Fri afternoon). Winds decreasing (near gales from the NW on Fri morning, light winds from the NNW by Sat morning).
Next 4-6 days weather summary:
Light rain (total 4.0mm) on Sun morning. Becoming colder with heavy fall of snow, heaviest during Mon afternoon. Freeze-thaw conditions (max 3°C on Sun morning, min -5°C on Mon night). Winds decreasing (near gales from the NW on Sun night, calm by Tue night).
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Latest snow reports near Mt.T by Hoshino Resorts:
46 km away from Mt.T by Hoshino Resorts
12 hours ago
Snowing heavily in Nozawa Onsen. from Nozawa Onsen
46 km away from Mt.T by Hoshino Resorts
12 hours agoSnow is falling in Nozawa Onsen. from Nozawa Onsen
46 km away from Mt.T by Hoshino Resorts
12 hours agoSnow falling in Nozawa Onsen. from Nozawa Onsen
16 km away from Mt.T by Hoshino Resorts
15 hours agoIt is snowing steadily in Naeba. from Naeba
Mt.T by Hoshino Resorts Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 10 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:
1.2 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.6 | Powder days Fresh snow, limited sun, any wind. |
0.5 | Bluebird days Average snow, mostly sunny, light wind. |
Mt.T by Hoshino Resorts 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 Mt.T by Hoshino Resorts at the specific elevation of 1125 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Mt.T by Hoshino Resorts. 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.
Resort name is also written as Tanigawadake Tenjindaira.
Visitor Reviews of Mt.T by Hoshino Resorts
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