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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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Niseko Weiss at 670 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 snow | light snow | some clouds | some clouds | light snow | light snow | light rain | light rain | light snow | mod. snow | light snow | light snow | snow shwrs | snow shwrs | some clouds | some clouds | cloudy | cloudy | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | 2 | 6 | 1 | 3 | 1 | — | — | — | — | — | |
— | — | — | — | — | 2 | 2 | 3 | 2 | — | — | — | — | — | — | — | — | — | |
max °C | -8 | -8 | -7 | -1 | -1 | 3 | 4 | 4 | 2 | 1 | -1 | -5 | -6 | -6 | -8 | -3 | -3 | -1 |
min °C | -9 | -8 | -8 | -4 | -1 | 0 | 4 | 3 | 1 | -1 | -3 | -7 | -7 | -8 | -9 | -5 | -4 | -3 |
-17 | -16 | -15 | -9 | -7 | -6 | -1 | -2 | -3 | -5 | -8 | -13 | -12 | -11 | -12 | -8 | -8 | -7 | |
82 | 79 | 88 | 66 | 94 | 99 | 94 | 99 | 100 | 99 | 91 | 85 | 80 | 80 | 79 | 53 | 52 | 67 | |
0 | 0 | 0 | 0 | 0 | 850 | 1350 | 1500 | 1350 | 1450 | 350 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
 | 7:01 | — | — | 7:03 | — | — | 7:03 | — | — | 7:03 | — | — | 7:05 | — | — | 7:05 | — | — |
 | — | 4:04 | — | — | 4:04 | — | — | 4:05 | — | — | 4:05 | — | — | 4:06 | — | — | 4:06 | — |
Next 0-3 days weather summary:
Light rain (total 9.0mm) at first, then becoming colder with a dusting of snow on Sat night. Freeze-thaw conditions (max 4°C on Sat morning, min -9°C on Thu morning). Winds decreasing (fresh winds from the SW on Fri night, light winds from the WSW by Sat night).
Next 4-6 days weather summary:
A moderate fall of snow, heaviest on Sun morning. Freeze-thaw conditions (max 1°C on Sun morning, min -9°C on Mon night). Wind will be generally light.
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Latest snow reports near Niseko Weiss:
3 km away from Niseko Weiss
43 minutes ago
Continuous light snow reported from Kutchan at 179 metres elevation only 4 kms E of Niseko Hanazono Resort Ski Resort from Niseko Hanazono Resort
39 km away from Niseko Weiss
43 minutes agoContinuous light snow reported from Otaru at 26 metres elevation only 3 kms ENE of Otaru Tenguyama Ski Resort from Otaru Tenguyama
Niseko Weiss 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 - Hokkaido are reporting: powder (6) / good piste (6)
Snow History
Week 3 of December has on average:
0.6 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
4.6 | Powder days Fresh snow, limited sun, any wind. |
0.6 | Bluebird days Average snow, mostly sunny, light wind. |
Niseko Weiss Forecast Snowfall
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Photos of Niseko Weiss
Japan snowboarder by snowfore1
Ice formations by powlow
Dean Williams by Dean Williams
Upload new photo Other resorts in Japan - Hokkaido are reporting: powder (6) / good piste (6)
The above table gives the weather forecast for Niseko Weiss at the specific elevation of 670 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Niseko Weiss. 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.
Visitor Reviews of Niseko Weiss
- DrVictory from Japan writes:
Not true. Cat ski continue at Weiss. Look at: hanazononiseko dot com And look at Weiss cat skiing.
Visitor Reviews of Niseko Weiss
DrVictory from Japan writes:
Not true. Cat ski continue at Weiss.
Look at:
hanazononiseko dot com And look at Weiss cat skiing.
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