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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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Trollhaugen at 366 m altitude
Issued by Snow-Forecast.com at: 11 am (local time) / 18 Dec 2025
Now
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | | |  | |  | |  | |  | | | | |  | |
light snow | light snow | light snow | clear | light snow | light snow | snow shwrs | snow shwrs | some clouds | clear | some clouds | light snow | cloudy | cloudy | some clouds | clear | cloudy | snow shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | 2 | 2 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 2 | -8 | -14 | -11 | -8 | -2 | -4 | -9 | -15 | -12 | -11 | -3 | 0 | 0 | -2 | -7 | -6 | -4 |
min °C | -3 | -11 | -15 | -15 | -9 | -5 | -7 | -15 | -16 | -16 | -13 | -9 | -2 | -1 | -4 | -8 | -6 | -5 |
-10 | -22 | -25 | -22 | -15 | -13 | -16 | -27 | -27 | -23 | -18 | -16 | -9 | -6 | -10 | -14 | -9 | -9 | |
91 | 94 | 84 | 76 | 67 | 69 | 62 | 88 | 81 | 88 | 77 | 79 | 66 | 82 | 91 | 82 | 77 | 90 | |
650 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 350 | 0 | 0 | 0 | 0 | |
 | 7:43 | — | — | 7:45 | — | — | 7:46 | — | — | 7:46 | — | — | 7:47 | — | — | 7:47 | — | — |
 | — | 4:28 | — | — | 4:29 | — | — | 4:29 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — |
Next 0-3 days weather summary:
A light covering of new snow, mostly falling on Thu afternoon. Freeze-thaw conditions (max 2°C on Thu morning, min -16°C on Sat night). Winds decreasing (strong winds from the NNW on Thu night, calm by Fri morning).
Next 4-6 days weather summary:
A dusting of new snow. Temperatures will be below freezing (max 0°C on Mon morning, min -16°C on Sun morning). Winds decreasing (fresh winds from the S on Sun night, calm by Tue afternoon).
Popular Trollhaugen Pages
Snow Radar
Latest snow reports near Trollhaugen:
Trollhaugen Snow Conditions
| Top snow depth: | 91 cm |
|---|---|
| Bottom snow depth: | 30 cm |
| Fresh snowfall depth: | — |
| Last snowfall: | 12 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in USA - Wisconsin are reporting: powder (0) / good piste (1)
Snow History
Week 3 of December has on average:
0.1 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.6 | Powder days Fresh snow, limited sun, any wind. |
1.5 | Bluebird days Average snow, mostly sunny, light wind. |
Trollhaugen Forecast Snowfall
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Other resorts in USA - Wisconsin are reporting: powder (0) / good piste (1)
The above table gives the weather forecast for Trollhaugen at the specific elevation of 366 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Trollhaugen. 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.
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