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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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Minakami Kogen at 870 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 | some clouds | clear | clear | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | 16 | 8 | 6 | 3 | — | — | — | — | 2 | 6 | 5 | 6 | 3 | — | — | — | |
— | — | 1 | — | — | — | — | — | — | 4 | 2 | — | — | — | — | — | — | — | |
max °C | 6 | 6 | 1 | -5 | -5 | -7 | 0 | 0 | 2 | 4 | 3 | -1 | -1 | -2 | -3 | 1 | 1 | -3 |
min °C | 3 | 1 | -4 | -5 | -6 | -7 | -3 | -5 | -5 | 3 | 0 | -3 | -2 | -3 | -6 | -1 | -5 | -5 |
0 | -2 | -13 | -14 | -13 | -13 | -6 | -9 | -10 | 3 | -7 | -10 | -8 | -10 | -10 | -4 | -5 | -5 | |
61 | 51 | 92 | 89 | 87 | 93 | 76 | 65 | 89 | 98 | 98 | 91 | 90 | 92 | 94 | 73 | 65 | 54 | |
1550 | 1850 | 750 | 0 | 0 | 0 | 400 | 950 | 1100 | 1950 | 1450 | 700 | 600 | 600 | 300 | 700 | 950 | 0 | |
 | 6:45 | — | — | 6:46 | — | — | 6:47 | — | — | 6:48 | — | — | 6:48 | — | — | 6:48 | — | — |
 | — | 4:27 | — | — | 4:27 | — | — | 4:27 | — | — | 4:27 | — | — | 4:28 | — | — | 4:28 | — |
Next 0-3 days weather summary:
Drizzle on Thu night followed by colder weather and a heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 6°C on Thu morning, min -7°C on Fri night). Winds decreasing (strong winds from the NW on Fri morning, calm by Sat afternoon).
Next 4-6 days weather summary:
Light rain (total 6.0mm) on Sun morning. Becoming colder with heavy fall of snow, heaviest during Mon afternoon. Freeze-thaw conditions (max 4°C on Sun morning, min -6°C on Mon night). Winds decreasing (strong winds from the NW on Sun night, calm by Tue night).
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Latest snow reports near Minakami Kogen:
27 km away from Minakami Kogen
12 hours ago
It is snowing steadily in Naeba. from Naeba
Minakami Kogen Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 10 cm |
| Last snowfall: | 9 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:
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.8 | Powder days Fresh snow, limited sun, any wind. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
Minakami Kogen 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 Minakami Kogen at the specific elevation of 870 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Minakami Kogen. 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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