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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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Greenpia Tsunan at 808 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 | clear | clear | clear | some clouds | cloudy | mod. rain | light snow | light snow | light snow | clear | some clouds | some clouds | some clouds | light rain | light rain | mod. snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | 4 | 3 | 1 | — | — | — | — | — | — | 5 | |
— | — | — | — | — | — | — | 7 | 5 | — | — | — | — | — | — | 1 | 2 | 6 | |
max °C | 7 | 7 | 6 | 11 | 10 | 10 | 12 | 9 | 3 | -2 | -3 | -1 | 6 | 5 | 6 | 7 | 7 | 3 |
min °C | 4 | 5 | 5 | 9 | 9 | 9 | 11 | 6 | -1 | -3 | -3 | -3 | 3 | 3 | 3 | 7 | 6 | -2 |
3 | 3 | 3 | 7 | 7 | 7 | 9 | 3 | -6 | -7 | -7 | -3 | 1 | 0 | 0 | 3 | 5 | -7 | |
51 | 55 | 52 | 75 | 77 | 73 | 76 | 94 | 98 | 96 | 90 | 65 | 43 | 47 | 59 | 64 | 80 | 98 | |
1900 | 2450 | 2550 | 2500 | 2650 | 2900 | 2800 | 2700 | 1050 | 500 | 500 | 0 | 1750 | 2050 | 2400 | 2900 | 2600 | 1000 | |
 | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — |
 | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:31 | — | — | 4:31 | — | — | 4:32 | — |
Next 0-3 days weather summary:
Moderate rain (total 12.0mm) heaviest on Sun afternoon, then becoming colder with a dusting of snow on Sun night. Freeze-thaw conditions (max 12°C on Sun morning, min -1°C on Sun night). Wind will be generally light.
Next 4-6 days weather summary:
Mild with light rain (total 9.0mm) on Wed night Becoming colder with a light covering of snow, mostly falling on Wed night. Freeze-thaw conditions (max 7°C on Wed morning, min -3°C on Mon morning). Wind will be generally light.
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Latest snow reports near Greenpia Tsunan:
38 km away from Greenpia Tsunan
5 hours ago
Partly cloudy at Madarao Kogen. Just a light breeze today. Feeling cold here today. There is a dusting of fresh snow. Packed snow on piste. The off-piste has an icy crust. from Madarao Kogen
44 km away from Greenpia Tsunan
23 hours ago
Rain and snow or hail reported from Takada at 18 metres elevation only 2 kms E of Kanayasan Ski Resort from Kanayasan
44 km away from Greenpia Tsunan
24 hours agoContinuous light rain reported from Takada at 18 metres elevation only 2 kms E of Kanayasan but it is forecast cold enough for snow at the ski area from Kanayasan
Greenpia Tsunan Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 18 cm |
| Last snowfall: | 18 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Niigata are reporting: powder (0) / good piste (0)
Snow History
Week 3 of December has on average:
0.6 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.4 | Powder days Fresh snow, limited sun, any wind. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
Greenpia Tsunan Forecast Snowfall
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Photos of Greenpia Tsunan
Upload new photo Other resorts in Japan - Niigata are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Greenpia Tsunan at the specific elevation of 808 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Greenpia Tsunan. 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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