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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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Ishiuchi Hanaoka at 280 m altitude
Issued by Snow-Forecast.com at: 8 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 rain | rain shwrs | clear | clear | clear | clear | clear | clear | some clouds | some clouds | light rain | heavy rain | light rain | light snow | clear | clear | some clouds | some clouds | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
4 | 1 | — | — | — | — | — | — | — | — | 5 | 16 | 4 | 1 | — | — | — | — | |
max °C | 3 | 3 | -2 | 9 | 7 | 6 | 13 | 13 | 9 | 17 | 11 | 8 | 3 | 3 | -1 | 9 | 7 | 3 |
min °C | 3 | -1 | -4 | 5 | 2 | 2 | 9 | 8 | 8 | 12 | 10 | 4 | 3 | 2 | -2 | 5 | 2 | 2 |
1 | -1 | -6 | 4 | -1 | 0 | 8 | 6 | 6 | 11 | 10 | 2 | 1 | 2 | -2 | 4 | -1 | -1 | |
99 | 83 | 71 | 70 | 81 | 70 | 80 | 83 | 82 | 80 | 98 | 97 | 98 | 81 | 73 | 58 | 64 | 70 | |
600 | 650 | 0 | 2000 | 2450 | 2600 | 2550 | 2650 | 2900 | 2900 | 2700 | 1200 | 600 | 650 | 0 | 1850 | 2100 | 2350 | |
 | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — |
 | — | 4:29 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:31 | — |
Next 0-3 days weather summary:
Light rain (total 5.0mm), mostly falling on Thu morning. Freeze-thaw conditions (max 13°C on Sat morning, min -4°C on Thu night). Wind will be generally light.
Next 4-6 days weather summary:
Heavy rain (total 26.0mm), heaviest during Sun night. Freeze-thaw conditions (max 17°C on Sun morning, min -2°C on Mon night). Wind will be generally light.
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Latest snow reports near Ishiuchi Hanaoka:
2 km away from Ishiuchi Hanaoka
6 hours ago
It is snowing steadily in Ishiuchi Maruyama. from Ishiuchi Maruyama
31 km away from Ishiuchi Hanaoka
18 hours agoSnow is falling in Nozawa Onsen. from Nozawa Onsen
Ishiuchi Hanaoka Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 4 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:
0.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.2 | Powder days Fresh snow, limited sun, any wind. |
0.0 | Bluebird days Average snow, mostly sunny, light wind. |
Ishiuchi Hanaoka Forecast Snowfall
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Other resorts in Japan - Niigata are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Ishiuchi Hanaoka at the specific elevation of 280 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Ishiuchi Hanaoka. 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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