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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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Kanayasan at 78 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 | |
 |  |  |  | | | |  |  |  |  |  |  | | | | | | |
clear | some clouds | light snow | light snow | light snow | light snow | some clouds | cloudy | cloudy | mod. rain | heavy rain | rain shwrs | light rain | light rain | rain shwrs | some clouds | some clouds | rain shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | 2 | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | 32 | — | — | — | — | — | — | 8 | 14 | 6 | 5 | 5 | 2 | — | — | 2 | |
max °C | 11 | 12 | 7 | 1 | 2 | 1 | 4 | 4 | 4 | 6 | 8 | 6 | 4 | 5 | 4 | 6 | 7 | 5 |
min °C | 7 | 10 | 2 | 1 | 1 | -1 | 2 | 2 | 3 | 5 | 7 | 3 | 4 | 5 | 1 | 4 | 4 | 4 |
4 | 8 | -4 | -5 | -3 | -4 | -1 | -1 | 0 | 3 | 2 | -2 | -1 | 0 | -2 | 1 | 1 | 1 | |
64 | 57 | 94 | 79 | 73 | 83 | 71 | 78 | 72 | 92 | 94 | 75 | 77 | 73 | 72 | 66 | 66 | 67 | |
1900 | 1800 | 600 | 0 | 250 | 0 | 400 | 900 | 1650 | 1650 | 1350 | 700 | 600 | 700 | 450 | 650 | 1000 | 1050 | |
 | 6:48 | — | — | 6:50 | — | — | 6:50 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — |
 | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — |
Next 0-3 days weather summary:
Heavy rain (total 32.0mm), mainly falling Thu night. Becoming colder with a light covering of snow, mostly falling on Thu night. Freeze-thaw conditions (max 12°C on Thu afternoon, min -1°C on Fri night). Winds decreasing (fresh winds from the WNW on Thu night, calm by Sat morning).
Next 4-6 days weather summary:
Heavy rain (total 42.0mm), heaviest during Sun afternoon. Mild temperatures (max 8°C on Sun afternoon, min 1°C on Mon night). Mainly fresh winds.
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Latest snow reports near Kanayasan:
29 km away from Kanayasan
9 hours ago
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9 hours agoSnow is falling in Nozawa Onsen. from Nozawa Onsen
29 km away from Kanayasan
9 hours agoSnow falling in Nozawa Onsen. from Nozawa Onsen
Kanayasan Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 4 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Niigata 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. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
Kanayasan Forecast Snowfall
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Other resorts in Japan - Niigata are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Kanayasan at the specific elevation of 78 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Kanayasan. 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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