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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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Hachimantai Shimokura Ski Area at 950 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 19 Dec 2025
Now
Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | |  |  |  |  | | | |  |  | | | | |
snow shwrs | some clouds | clear | clear | clear | clear | light rain | heavy rain | snow shwrs | light snow | snow shwrs | clear | clear | cloudy | light snow | light rain | heavy rain | light snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | 3 | 2 | 1 | — | — | — | — | — | — | 3 | |
— | — | — | — | — | — | 2 | 11 | — | — | — | — | — | — | — | 2 | 12 | 9 | |
max °C | 0 | 0 | 1 | 6 | 5 | 5 | 7 | 4 | 0 | -6 | -6 | -7 | -1 | -1 | 0 | 4 | 4 | 3 |
min °C | -2 | -1 | -1 | 4 | 3 | 4 | 6 | 2 | -6 | -7 | -7 | -8 | -3 | -3 | -1 | 2 | 3 | -5 |
-6 | -6 | -7 | -2 | -3 | -2 | 0 | -3 | -15 | -16 | -14 | -14 | -6 | -7 | -6 | -5 | -3 | -13 | |
91 | 86 | 39 | 83 | 74 | 73 | 72 | 98 | 94 | 91 | 87 | 82 | 44 | 37 | 49 | 85 | 96 | 94 | |
600 | 1200 | 2150 | 2000 | 2150 | 2600 | 2700 | 2050 | 550 | 0 | 0 | 0 | 0 | 950 | 1850 | 1950 | 2050 | 850 | |
 | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — |
 | — | 4:13 | — | — | 4:13 | — | — | 4:14 | — | — | 4:14 | — | — | 4:15 | — | — | 4:15 | — |
Next 0-3 days weather summary:
Moderate rain (total 13.0mm) heaviest on Sun afternoon, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 7°C on Sun morning, min -6°C on Sun night). Winds increasing (light winds from the WSW on Fri morning, strong winds from the SW by Sun morning).
Next 4-6 days weather summary:
Heavy rain (total 23.0mm), mainly falling Wed night. Becoming colder with a light covering of snow, mostly falling on Wed night. Freeze-thaw conditions (max 4°C on Wed morning, min -8°C on Mon night). Winds increasing (calm on Tue morning, strong winds from the S by Wed morning).
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Latest snow reports near Hachimantai Shimokura Ski Area:
7 km away from Hachimantai Shimokura Ski Area
22 hours ago
Great skiing thanks to the recent snowfalls. Light snow falling up high. from Appi Kogen
Hachimantai Shimokura Ski Area Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 11 cm |
| Last snowfall: | 18 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Iwate are reporting: powder (1) / good piste (1)
Snow History
Week 3 of December has on average:
1.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
3.0 | Powder days Fresh snow, limited sun, any wind. |
0.8 | Bluebird days Average snow, mostly sunny, light wind. |
Hachimantai Shimokura Ski Area Forecast Snowfall
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Other resorts in Japan - Iwate are reporting: powder (1) / good piste (1)
The above table gives the weather forecast for Hachimantai Shimokura Ski Area at the specific elevation of 950 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Hachimantai Shimokura Ski Area. 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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