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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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Ski Jam Katsuyama at 965 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 17 Dec 2025
Now
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | |  |  | | |  |  |  |  | | | | |
snow shwrs | clear | clear | clear | clear | some clouds | rain shwrs | clear | clear | some clouds | light rain | mod. rain | light rain | some clouds | some clouds | clear | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
8 | — | — | — | — | — | 1 | — | — | — | 1 | 9 | 3 | — | — | — | |
max °C | 2 | 1 | 2 | 4 | 9 | 9 | 8 | 10 | 11 | 10 | 11 | 8 | 5 | 2 | 3 | 3 |
min °C | -2 | -1 | 1 | 1 | 6 | 7 | 7 | 9 | 10 | 9 | 9 | 7 | 3 | 2 | 2 | 2 |
-7 | -6 | -2 | 1 | 5 | 4 | 3 | 6 | 8 | 7 | 7 | 5 | 0 | -1 | 0 | 0 | |
91 | 64 | 47 | 40 | 35 | 35 | 88 | 84 | 61 | 69 | 75 | 99 | 94 | 78 | 78 | 71 | |
1050 | 850 | 1200 | 1750 | 2400 | 2650 | 2550 | 2600 | 2750 | 2900 | 2800 | 2600 | 1950 | 1300 | 1500 | 1450 | |
 | — | 6:58 | — | — | 6:58 | — | — | 6:58 | — | — | 7:00 | — | — | 7:00 | — | — |
 | — | — | 4:40 | — | — | 4:40 | — | — | 4:42 | — | — | 4:42 | — | — | 4:43 | — |
Next 0-3 days weather summary:
Light rain (total 9.0mm), mostly falling on Wed night. Freeze-thaw conditions (max 11°C on Sat afternoon, min -2°C on Wed night). Wind will be generally light.
Next 4-6 days weather summary:
Moderate rain (total 13.0mm), heaviest on Sun afternoon. Very mild (max 11°C on Sun morning, min 2°C on Mon morning). Wind will be generally light.
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Latest snow reports near Ski Jam Katsuyama:
29 km away from Ski Jam Katsuyama
27 hours ago
Snowing heavily at Takasu Snow Park. from Takasu Snow Park
Ski Jam Katsuyama Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 14 cm |
| Last snowfall: | 16 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Fukui are reporting: powder (0) / good piste (0)
Snow History
Week 3 of December has on average:
1.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.2 | Powder days Fresh snow, limited sun, any wind. |
0.3 | 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 965 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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