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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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Tenzan Ski Resort at 720 m altitude
Issued by Snow-Forecast.com at: 8 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 | |
 |  |  | |  |  |  |  |  | | | | | | | | | | |
some clouds | rain shwrs | clear | some clouds | clear | some clouds | cloudy | light rain | mod. rain | rain shwrs | cloudy | some clouds | some clouds | clear | clear | clear | clear | some clouds | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | 5 | — | — | — | — | — | 2 | 10 | 2 | — | — | — | — | — | — | — | — | |
max °C | 11 | 10 | 8 | 7 | 8 | 6 | 7 | 7 | 7 | 4 | 4 | 3 | 3 | 4 | 3 | 6 | 7 | 6 |
min °C | 9 | 10 | 4 | 5 | 6 | 4 | 6 | 6 | 3 | 3 | 3 | 2 | 2 | 3 | 2 | 4 | 6 | 5 |
7 | 7 | -1 | 0 | 3 | 4 | 5 | 5 | -4 | -4 | -3 | -4 | -3 | 0 | 2 | 2 | 4 | 3 | |
48 | 89 | 47 | 69 | 42 | 56 | 73 | 81 | 93 | 66 | 73 | 70 | 70 | 61 | 55 | 58 | 68 | 78 | |
2400 | 2450 | 2250 | 1500 | 2450 | 2350 | 2400 | 2400 | 2400 | 1050 | 1100 | 950 | 950 | 1100 | 1200 | 1450 | 1450 | 1500 | |
 | 7:11 | — | — | 7:13 | — | — | 7:13 | — | — | 7:13 | — | — | 7:15 | — | — | 7:15 | — | — |
 | — | 5:12 | — | — | 5:12 | — | — | 5:12 | — | — | 5:12 | — | — | 5:13 | — | — | 5:13 | — |
Next 0-3 days weather summary:
Moderate rain (total 17.0mm), heaviest on Thu afternoon. Very mild (max 11°C on Thu morning, min 3°C on Sat night). Winds increasing (calm on Fri night, strong winds from the WNW by Sat night).
Next 4-6 days weather summary:
Light rain (total 2.0mm), mostly falling on Sun morning. Mild temperatures (max 7°C on Tue afternoon, min 2°C on Sun night). Winds decreasing (strong winds from the WNW on Sun morning, calm by Mon night).
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Snow Radar
Latest snow reports near Tenzan Ski Resort:
Tenzan Ski Resort Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 28 Mar 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Saga 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. |
|---|---|
0.0 | Powder days Fresh snow, limited sun, any wind. |
0.1 | Bluebird days Average snow, mostly sunny, light wind. |
Tenzan Ski Resort Forecast Snowfall
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Other resorts in Japan - Saga are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Tenzan Ski Resort at the specific elevation of 720 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Tenzan Ski Resort. 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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