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Japan Weekly Snow Roundup #293
Weekly Snow News for Japan, updated 17 December 2025: Siberian cold fuels relentless powder storms, with Hokkaido leading Japan’s mid-winter surge.
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Adatara Kogen at 1035 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 18 Dec 2025
Now
Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | | |  |  |  | | | | | | | |
clear | clear | clear | some clouds | some clouds | clear | some clouds | cloudy | light rain | rain shwrs | clear | clear | clear | some clouds | some clouds | some clouds | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | |
max °C | -1 | 3 | 4 | 6 | 8 | 9 | 9 | 11 | 10 | 5 | -4 | -4 | -2 | 0 | 0 | 1 |
min °C | -3 | 1 | 4 | 4 | 7 | 8 | 8 | 10 | 8 | -2 | -4 | -4 | -4 | -1 | 0 | 0 |
-9 | -2 | 1 | 1 | 4 | 4 | 4 | 6 | 5 | -10 | -13 | -11 | -9 | -1 | -4 | -6 | |
64 | 48 | 41 | 46 | 49 | 78 | 81 | 84 | 85 | 86 | 81 | 77 | 68 | 39 | 47 | 63 | |
0 | 1300 | 2100 | 2550 | 2500 | 2750 | 2850 | 3100 | 2850 | 1450 | 550 | 550 | 0 | 750 | 1100 | 1650 | |
 | — | 6:48 | — | — | 6:48 | — | — | 6:48 | — | — | 6:50 | — | — | 6:50 | — | — |
 | — | — | 4:22 | — | — | 4:22 | — | — | 4:22 | — | — | 4:22 | — | — | 4:23 | — |
Next 0-3 days weather summary:
Some drizzle, heaviest during Sun afternoon. Freeze-thaw conditions (max 11°C on Sun morning, min -3°C on Thu night). Winds increasing (light winds from the WSW on Fri morning, fresh winds from the SSW by Sat night).
Next 4-6 days weather summary:
Light rain (total 7.0mm), mostly falling on Wed afternoon. Freeze-thaw conditions (max 6°C on Wed afternoon, min -4°C on Mon morning). Winds increasing (calm on Tue morning, near gales from the SSW by Wed afternoon).
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Latest snow reports near Adatara Kogen:
Adatara Kogen Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 7 cm |
| Last snowfall: | 17 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Fukushima are reporting: powder (0) / good piste (0)
Snow History
Week 3 of December has on average:
1.8 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.2 | Powder days Fresh snow, limited sun, any wind. |
1.2 | Bluebird days Average snow, mostly sunny, light wind. |
Adatara Kogen Forecast Snowfall
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Other resorts in Japan - Fukushima are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Adatara Kogen at the specific elevation of 1035 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Adatara 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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