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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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Chuo Alps Senjojiki at 2830 m altitude
Issued by Snow-Forecast.com at: 8 am (local time) / 19 Dec 2025
Now
Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  |  | | | |  |  | | | | |  | | |
clear | clear | snow shwrs | snow shwrs | some clouds | some clouds | light snow | light snow | snow shwrs | clear | cloudy | clear | some clouds | some clouds | some clouds | light snow | heavy snow | snow shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | 1 | — | — | — | 2 | 1 | — | — | — | — | — | — | — | 2 | 10 | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -2 | -1 | -2 | -2 | -1 | 0 | 0 | 0 | -3 | -5 | -6 | -5 | -3 | -3 | -1 | -1 | -2 | -3 |
min °C | -3 | -2 | -3 | -2 | -1 | 0 | 0 | -1 | -5 | -5 | -6 | -7 | -4 | -4 | -4 | -2 | -2 | -6 |
-10 | -8 | -11 | -11 | -9 | -8 | -8 | -9 | -14 | -14 | -13 | -14 | -8 | -11 | -11 | -12 | -12 | -16 | |
24 | 24 | 32 | 95 | 33 | 66 | 97 | 99 | 53 | 13 | 15 | 18 | 18 | 22 | 87 | 96 | 98 | 33 | |
1950 | 2450 | 2250 | 2450 | 2650 | 2850 | 2800 | 2800 | 2050 | 1150 | 1650 | 1400 | 1700 | 2150 | 1900 | 2100 | 2300 | 1950 | |
 | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — |
 | — | 4:37 | — | — | 4:37 | — | — | 4:37 | — | — | 4:37 | — | — | 4:38 | — | — | 4:39 | — |
Next 0-3 days weather summary:
A dusting of new snow. Temperatures will be below freezing (max 0°C on Sat night, min -5°C on Sun night). Winds increasing (light winds from the W on Fri afternoon, near gales from the SW by Sat morning).
Next 4-6 days weather summary:
A moderate fall of snow, heaviest on Wed afternoon. Temperatures will be below freezing (max -1°C on Tue night, min -7°C on Mon night). Winds increasing (light winds from the W on Tue morning, gales from the SSW by Wed morning).
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Latest snow reports near Chuo Alps Senjojiki:
Chuo Alps Senjojiki Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 17 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)
Snow History
Week 3 of December has on average:
1.3 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.6 | Powder days Fresh snow, limited sun, any wind. |
3.6 | Bluebird days Average snow, mostly sunny, light wind. |
Chuo Alps Senjojiki Forecast Snowfall
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Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)
The above table gives the weather forecast for Chuo Alps Senjojiki at the specific elevation of 2830 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Chuo Alps Senjojiki. 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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