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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: 2 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 | snow shwrs | clear | clear | clear | clear | clear | clear | some clouds | some clouds | light rain | light snow | light snow | light snow | clear | clear | some clouds | cloudy | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
2 | — | — | — | — | — | — | — | — | — | — | 2 | 2 | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | 5 | 3 | — | — | — | — | — | — | |
max °C | -1 | -1 | 1 | 7 | 7 | 7 | 11 | 11 | 10 | 12 | 9 | 4 | 0 | 0 | 0 | 5 | 6 | 5 |
min °C | -1 | -1 | -1 | 4 | 5 | 5 | 9 | 9 | 9 | 12 | 6 | 1 | 0 | -1 | -1 | 2 | 4 | 3 |
-5 | -4 | -1 | 2 | 3 | 3 | 7 | 7 | 7 | 11 | 4 | -2 | -4 | -3 | -1 | 1 | 1 | 0 | |
97 | 87 | 56 | 53 | 57 | 50 | 80 | 76 | 74 | 71 | 96 | 98 | 98 | 89 | 68 | 52 | 56 | 63 | |
650 | 700 | 0 | 2000 | 2500 | 2600 | 2500 | 2700 | 2800 | 2900 | 2350 | 1100 | 800 | 750 | 450 | 1350 | 2100 | 2200 | |
 | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — |
 | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:31 | — | — | 4:31 | — |
Next 0-3 days weather summary:
A dusting of new snow. Freeze-thaw conditions (max 11°C on Sat morning, min -1°C on Thu morning). Wind will be generally light.
Next 4-6 days weather summary:
Light rain (total 8.0mm) at first, then becoming colder with a dusting of snow on Mon morning. Freeze-thaw conditions (max 12°C on Sun morning, min -1°C on Mon afternoon). Wind will be generally light.
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Latest snow reports near Greenpia Tsunan:
44 km away from Greenpia Tsunan
1 hour ago
Continuous 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
21 km away from Greenpia Tsunan
11 hours ago
Snow is falling in Nozawa Onsen. from Nozawa Onsen
44 km away from Greenpia Tsunan
12 hours agoIntermittent moderate 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
20 km away from Greenpia Tsunan
23 hours agoNo clouds over Naeba today. No wind here. Temperatures are around freezing. A dusting of new snow. Only some lifts are open. from Naeba
Greenpia Tsunan Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 14 cm |
| Last snowfall: | 17 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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