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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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Ski Jam Katsuyama at 610 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 | |
 | |  |  |  |  |  |  |  |  |  | | | |  | | |  | |
cloudy | cloudy | light snow | light snow | snow shwrs | some clouds | clear | some clouds | mod. rain | heavy rain | mod. rain | light snow | light snow | snow shwrs | clear | some clouds | some clouds | light rain | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | 2 | 1 | — | — | — | — | — | — | — | 3 | 1 | — | — | — | — | — | |
— | — | 16 | — | — | — | — | — | 8 | 17 | 7 | — | — | — | — | — | — | 1 | |
max °C | 8 | 9 | 5 | -1 | -2 | -3 | 5 | 5 | 4 | 5 | 3 | 1 | 1 | 1 | -3 | 5 | 4 | 3 |
min °C | 5 | 5 | -2 | -2 | -5 | -6 | 1 | 1 | 3 | 4 | 2 | -1 | 0 | -2 | -3 | 2 | 2 | 0 |
2 | 1 | -8 | -8 | -10 | -10 | 1 | -2 | -1 | 0 | -4 | -5 | -3 | -6 | -6 | 2 | 2 | -2 | |
56 | 62 | 96 | 87 | 80 | 64 | 36 | 58 | 81 | 98 | 96 | 94 | 94 | 85 | 82 | 68 | 74 | 84 | |
1800 | 1750 | 1000 | 300 | 350 | 0 | 900 | 1300 | 1700 | 1800 | 1000 | 650 | 650 | 750 | 0 | 900 | 1150 | 1300 | |
 | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — |
 | — | 4:38 | — | — | 4:38 | — | — | 4:38 | — | — | 4:39 | — | — | 4:39 | — | — | 4:39 | — |
Next 0-3 days weather summary:
Heavy rain (total 24.0mm), heaviest during Thu night. Later becoming colder with a dusting of snow on Thu night. Freeze-thaw conditions (max 9°C on Thu afternoon, min -6°C on Fri night). Wind will be generally light.
Next 4-6 days weather summary:
Heavy rain (total 25.0mm), heaviest during Sun morning. Later becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 5°C on Sun morning, min -3°C on Mon night). Winds decreasing (fresh winds from the NW on Sun afternoon, calm by Mon night).
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Snow Radar
Latest snow reports near Ski Jam Katsuyama:
Ski Jam Katsuyama Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 8 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Fukui are reporting: powder (0) / good piste (0)
Snow History
Week 2 of December has on average:
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.3 | Powder days Fresh snow, limited sun, any wind. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
Ski Jam Katsuyama Forecast Snowfall
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Other resorts in Japan - Fukui are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Ski Jam Katsuyama at the specific elevation of 610 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Ski Jam Katsuyama. 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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