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Japan New Year's Eve Snow Roundup #295
Weekly Snow News for Japan, updated 31 December 2025: classic mid-winter conditions bring frequent snowfall to Honshu and Hokkaido.
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Osa at 1030 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 31 Dec 2025
Now
Thursday 1 | Friday 2 | Saturday 3 | Sunday 4 | Monday 5 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | |  |  | | |  |  | | | | |  | |
light snow | light snow | light snow | light snow | light snow | mod. snow | mod. snow | light snow | light snow | cloudy | cloudy | light snow | cloudy | light snow | light snow | some clouds | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
2 | — | 1 | 4 | 2 | 8 | 8 | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -4 | -4 | -4 | -6 | -7 | -6 | -5 | -4 | -3 | -1 | 0 | 1 | 0 | -2 | -1 | -2 |
min °C | -5 | -4 | -5 | -9 | -9 | -6 | -6 | -5 | -3 | -3 | -1 | 0 | 0 | -2 | -2 | -3 |
-13 | -11 | -14 | -21 | -19 | -15 | -14 | -13 | -11 | -10 | -8 | -7 | -7 | -10 | -8 | -7 | |
94 | 90 | 91 | 91 | 92 | 92 | 92 | 93 | 90 | 94 | 95 | 92 | 95 | 93 | 85 | 92 | |
500 | 500 | 500 | 150 | 0 | 300 | 300 | 450 | 650 | 750 | 950 | 1100 | 1000 | 800 | 850 | 550 | |
 | — | 7:18 | — | — | 7:18 | — | — | 7:18 | — | — | 7:18 | — | — | 7:18 | — | — |
 | — | — | 5:09 | — | — | 5:10 | — | — | 5:12 | — | — | 5:12 | — | — | 5:13 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be below freezing (max -3°C on Sat afternoon, min -9°C on Thu night). Winds increasing (moderate winds from the NW on Wed night, near gales from the WNW by Thu night).
Next 4-6 days weather summary:
Mostly dry. Freeze-thaw conditions (max 1°C on Sun afternoon, min -3°C on Sat night). Winds decreasing (strong winds from the W on Sun night, light winds from the NW by Mon night).
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Snow Radar
Latest snow reports near Osa:
Osa Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 27 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Hiroshima are reporting: powder (0) / good piste (0)
Snow History
Week 1 of January has on average:
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.2 | Powder days Fresh snow, limited sun, any wind. |
1.0 | Bluebird days Average snow, mostly sunny, light wind. |
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Other resorts in Japan - Hiroshima are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Osa at the specific elevation of 1030 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Osa. 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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