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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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Dolphin Valley at 720 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 | |
 |  |  |  |  |  |  |  | | |  |  | |  | | |  | |
rain shwrs | light snow | light snow | snow shwrs | clear | clear | cloudy | heavy rain | snow shwrs | light snow | snow shwrs | some clouds | some clouds | some clouds | cloudy | some clouds | light rain | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | 1 | 1 | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | |
1 | 3 | — | — | — | — | — | 18 | — | — | — | — | — | — | — | — | 2 | |
max °C | 9 | 6 | 0 | 0 | -2 | 5 | 6 | 3 | 2 | 2 | 0 | 3 | 3 | -1 | 4 | 6 | 4 |
min °C | 6 | 0 | -1 | -2 | -3 | 1 | 4 | 2 | 1 | 0 | -1 | 1 | -1 | -1 | 2 | 4 | 4 |
2 | -6 | -7 | -7 | -5 | -2 | 1 | -1 | -6 | -7 | -8 | -4 | -4 | -4 | -2 | 0 | 0 | |
64 | 94 | 94 | 78 | 70 | 53 | 73 | 98 | 84 | 84 | 95 | 77 | 70 | 82 | 85 | 78 | 93 | |
1950 | 1250 | 600 | 600 | 350 | 1300 | 1450 | 1850 | 900 | 900 | 800 | 850 | 1050 | 650 | 1150 | 1400 | 1500 | |
 | — | — | 7:05 | — | — | 7:05 | — | — | 7:07 | — | — | 7:07 | — | — | 7:07 | — | — |
 | 4:55 | — | — | 4:55 | — | — | 4:55 | — | — | 4:55 | — | — | 4:57 | — | — | 4:57 | — |
Next 0-3 days weather summary:
Heavy rain (total 22.0mm), heaviest during Sat night. Later becoming colder with a dusting of snow on Sun morning. Freeze-thaw conditions (max 9°C on Thu afternoon, min -3°C on Fri night). Winds increasing (calm on Fri night, strong winds from the WNW by Sun morning).
Next 4-6 days weather summary:
A dusting of snow turning to light rain (total 4.0mm) on Tue night. Freeze-thaw conditions (max 6°C on Tue afternoon, min -1°C on Sun night). Winds decreasing (strong winds from the WNW on Sun afternoon, light winds from the WNW by Mon afternoon).
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Snow Radar
Latest snow reports near Dolphin Valley:
Dolphin Valley Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 4 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Hiroshima are reporting: powder (0) / good piste (0)
Snow History
Week 2 of December has on average:
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.2 | Powder days Fresh snow, limited sun, any wind. |
0.1 | Bluebird days Average snow, mostly sunny, light wind. |
Dolphin Valley Forecast Snowfall
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Other resorts in Japan - Hiroshima are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Dolphin Valley at the specific elevation of 720 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Dolphin 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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