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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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Yudonosan at 645 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 | |
 | |  |  | | | |  |  |  | |  |  | |  | |  | | |
clear | clear | some clouds | cloudy | clear | some clouds | cloudy | heavy rain | light snow | light snow | light snow | snow shwrs | some clouds | cloudy | cloudy | cloudy | mod. rain | light snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | 3 | — | — | — | — | — | — | — | — | 4 | |
— | — | — | — | — | — | — | 15 | 6 | — | — | — | — | — | — | — | 6 | 6 | |
max °C | 5 | 5 | 5 | 9 | 10 | 10 | 11 | 8 | 3 | -2 | -2 | -2 | 3 | 3 | 5 | 8 | 7 | 5 |
min °C | 2 | 3 | 4 | 8 | 9 | 9 | 11 | 5 | -3 | -3 | -2 | -3 | 0 | 2 | 2 | 6 | 7 | -2 |
2 | 0 | 1 | 5 | 7 | 7 | 9 | 1 | -12 | -11 | -9 | -6 | 0 | 0 | -1 | 3 | 4 | -9 | |
72 | 62 | 40 | 66 | 72 | 65 | 71 | 99 | 96 | 76 | 80 | 87 | 53 | 49 | 76 | 69 | 90 | 94 | |
1100 | 1900 | 2350 | 2300 | 2450 | 2700 | 2650 | 2300 | 900 | 350 | 400 | 300 | 800 | 1650 | 2150 | 2500 | 2450 | 850 | |
 | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — |
 | — | 4:21 | — | — | 4:21 | — | — | 4:22 | — | — | 4:22 | — | — | 4:22 | — | — | 4:22 | — |
Next 0-3 days weather summary:
Heavy rain (total 21.0mm), heaviest during Sun afternoon. Later becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 11°C on Sun morning, min -3°C on Sun night). Winds increasing (calm on Fri morning, strong winds from the WNW by Sun night).
Next 4-6 days weather summary:
Moderate rain (total 12.0mm) heaviest on Wed night, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 8°C on Wed morning, min -3°C on Mon morning). Winds decreasing (fresh winds from the WNW on Mon morning, calm by Mon night).
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Latest snow reports near Yudonosan:
Yudonosan Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 17 cm |
| Last snowfall: | 18 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Yamagata are reporting: powder (0) / good piste (0)
Snow History
Week 3 of December has on average:
0.3 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
3.4 | Powder days Fresh snow, limited sun, any wind. |
0.1 | Bluebird days Average snow, mostly sunny, light wind. |
Yudonosan Forecast Snowfall
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Other resorts in Japan - Yamagata are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Yudonosan at the specific elevation of 645 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Yudonosan. 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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