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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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Dartmouth Skiway at 631 m altitude
Issued by Snow-Forecast.com at: 12 pm (local time) / 17 Dec 2025
Now
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  |  |  |  | | | |  | | | |  | |
cloudy | cloudy | snow shwrs | some clouds | some clouds | light rain | heavy rain | snow shwrs | light snow | clear | cloudy | light snow | clear | light snow | light snow | light snow | cloudy | some clouds | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | 2 | — | — | — | 1 | — | 1 | — | — | — | — | |
— | — | — | — | — | 2 | 11 | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 0 | 0 | -2 | 4 | 2 | 6 | 9 | 1 | -5 | -6 | -4 | -3 | -1 | -6 | -8 | -10 | -11 | -12 |
min °C | -1 | 0 | -5 | 1 | 2 | 3 | 9 | -2 | -10 | -7 | -4 | -3 | -3 | -8 | -12 | -11 | -11 | -12 |
-8 | -7 | -12 | -4 | -4 | -3 | 4 | -10 | -22 | -16 | -8 | -10 | -11 | -18 | -24 | -21 | -21 | -22 | |
85 | 94 | 59 | 47 | 54 | 98 | 93 | 86 | 84 | 43 | 40 | 68 | 64 | 71 | 84 | 80 | 74 | 60 | |
0 | 700 | 0 | 0 | 2450 | 2500 | 2650 | 900 | 0 | 0 | 0 | 0 | 450 | 0 | 0 | 0 | 0 | 0 | |
 | 7:16 | — | — | 7:16 | — | — | 7:16 | — | — | 7:18 | — | — | 7:18 | — | — | 7:18 | — | — |
 | — | 4:12 | — | — | 4:12 | — | — | 4:12 | — | — | 4:13 | — | — | 4:13 | — | — | 4:14 | — |
Next 0-3 days weather summary:
Moderate rain (total 13.0mm) heaviest on Fri morning, then becoming colder with a dusting of snow on Fri afternoon. Freeze-thaw conditions (max 9°C on Fri morning, min -10°C on Fri night). Winds increasing (light winds from the SW on Wed night, near gales from the S by Fri morning).
Next 4-6 days weather summary:
A dusting of new snow. Temperatures will be below freezing (max -1°C on Sun morning, min -12°C on Sun night). Winds increasing (light winds from the W on Sat afternoon, strong winds from the W by Sun afternoon).
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Snow Radar
Latest snow reports near Dartmouth Skiway:
Dartmouth Skiway Snow Conditions
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | — |
| Last snowfall: | 14 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in USA - New Hampshire are reporting: powder (0) / good piste (0)
Snow History
Week 3 of December has on average:
0.3 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.0 | Powder days Fresh snow, limited sun, any wind. |
1.5 | Bluebird days Average snow, mostly sunny, light wind. |
Dartmouth Skiway Forecast Snowfall
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Other resorts in USA - New Hampshire are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Dartmouth Skiway at the specific elevation of 631 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Dartmouth Skiway. 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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