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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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Donner Ski Ranch at 2362 m altitude
Issued by Snow-Forecast.com at: 9 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 | |
 |  | |  |  |  |  |  |  |  |  | |  |  | |  | |
clear | some clouds | some clouds | some clouds | light snow | mod. snow | light snow | light rain | mod. rain | heavy rain | heavy rain | heavy rain | heavy snow | heavy snow | mod. snow | snow shwrs | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | — | — | 4 | 8 | 1 | — | — | — | — | — | 24 | 16 | 6 | 3 | |
— | — | — | — | 1 | — | — | 2 | 10 | 53 | 35 | 29 | 22 | — | — | — | |
max °C | 4 | 6 | 4 | 4 | 3 | 2 | 2 | 2 | 3 | 4 | 3 | 3 | 2 | 2 | 0 | 0 |
min °C | 3 | 6 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 2 | 1 | 1 | 0 | -1 |
-2 | 1 | -4 | -4 | -5 | -5 | -5 | -4 | -4 | -4 | -3 | -4 | -6 | -8 | -9 | -10 | |
59 | 56 | 42 | 44 | 88 | 98 | 87 | 84 | 97 | 98 | 98 | 98 | 99 | 99 | 96 | 77 | |
3450 | 3350 | 3150 | 3350 | 2900 | 2750 | 2650 | 2700 | 2800 | 2900 | 2850 | 2800 | 2650 | 2650 | 2350 | 2400 | |
 | — | 7:15 | — | — | 7:16 | — | — | 7:16 | — | — | 7:16 | — | — | 7:16 | — | — |
 | — | — | 4:39 | — | — | 4:39 | — | — | 4:39 | — | — | 4:40 | — | — | 4:40 | — |
Next 0-3 days weather summary:
A moderate fall of snow, heaviest on Fri afternoon. Turning milder with moderate rain (total 13.0mm), heaviest on Sat afternoon. Mild temperatures (max 6°C on Thu morning, min 2°C on Fri morning). Winds decreasing (near gales from the WSW on Thu night, moderate winds from the SW by Sat afternoon).
Next 4-6 days weather summary:
Heavy rain (total 139.0mm) on Sun morning. Becoming colder with heavy fall of snow, heaviest during Mon morning. Freeze-thaw conditions (max 4°C on Sat night, min -1°C on Mon night). Winds increasing (moderate winds from the SW on Sun night, gales from the S by Tue afternoon).
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Snow Radar
Latest snow reports near Donner Ski Ranch:
Donner Ski Ranch Snow Conditions
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | — |
| Last snowfall: | 20 Nov 2025 |
| Snow Alerts | Create Alert |
Other resorts in USA - California are reporting: powder (0) / good piste (0)
Snow History
Week 3 of December has on average:
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.3 | Powder days Fresh snow, limited sun, any wind. |
0.8 | Bluebird days Average snow, mostly sunny, light wind. |
Donner Ski Ranch Forecast Snowfall
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Other resorts in USA - California are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Donner Ski Ranch at the specific elevation of 2362 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Donner Ski Ranch. 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 United States.
Click here to read further information on freezing levels and how we forecast our temperatures.
Visitor Reviews of Donner Ski Ranch
- alys from United States writes:
Donner Ski Ranch is a great place to take your family. Granted, there aren't very many slopes, but the variety and quality is just fine. It's all you really need. And with the economy like it is, Donner Ski Ranch is the perfect getaway.
Visitor Reviews of Donner Ski Ranch
alys from United States writes:
Donner Ski Ranch is a great place to take your family. Granted, there aren't very many slopes, but the variety and quality is just fine. It's all you really need. And with the economy like it is, Donner Ski Ranch is the perfect getaway.
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