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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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Powder South Heliski at 4500 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 17 Dec 2025
Now
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | |  | |  |  | | | | | | | |
clear | clear | snow shwrs | clear | clear | snow shwrs | snow shwrs | snow shwrs | light snow | light snow | light snow | snow shwrs | snow shwrs | clear | clear | clear | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | — | — | — | 1 | — | — | 2 | — | — | 2 | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -2 | -1 | -1 | -1 | -2 | -3 | -4 | -5 | -5 | -5 | -6 | -6 | -5 | -3 | -2 | -2 |
min °C | -2 | -2 | -1 | -3 | -3 | -3 | -5 | -5 | -5 | -6 | -7 | -6 | -6 | -4 | -2 | -2 |
-6 | -7 | -7 | -10 | -10 | -11 | -14 | -14 | -14 | -15 | -15 | -14 | -13 | -10 | -8 | -8 | |
37 | 23 | 40 | 37 | 35 | 48 | 58 | 53 | 60 | 62 | 62 | 49 | 37 | 26 | 39 | 33 | |
4300 | 4250 | 4400 | 4250 | 4150 | 4150 | 4000 | 3800 | 3850 | 3800 | 3650 | 3750 | 3800 | 3950 | 4200 | 4150 | |
 | — | 6:26 | — | — | 6:26 | — | — | 6:26 | — | — | 6:28 | — | — | 6:28 | — | — |
 | — | — | 8:47 | — | — | 8:47 | — | — | 8:49 | — | — | 8:50 | — | — | 8:50 | — |
Next 0-3 days weather summary:
A dusting of new snow. Temperatures will be below freezing (max -1°C on Thu morning, min -5°C on Fri night). Winds increasing (light winds from the WSW on Wed night, strong winds from the WNW by Sat morning).
Next 4-6 days weather summary:
A dusting of new snow. Temperatures will be below freezing (max 0°C on Tue morning, min -7°C on Sun morning). Winds decreasing (strong winds from the NW on Sat night, light winds from the W by Sun night).
Popular Powder South Heliski Pages
Snow Radar
Latest snow reports near Powder South Heliski:
Powder South Heliski Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 14 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Chile are reporting: powder (0) / good piste (0)
Snow History
Week 3 of December has on average:
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.2 | Powder days Fresh snow, limited sun, any wind. |
1.5 | Bluebird days Average snow, mostly sunny, light wind. |
Powder South Heliski Forecast Snowfall
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Other resorts in Chile are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Powder South Heliski at the specific elevation of 4500 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Powder South Heliski. 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 Chile.
Click here to read further information on freezing levels and how we forecast our temperatures.
Visitor Reviews of Powder South Heliski
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