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Japan Weekly Snow Roundup #292
Weekly Snow News for Japan, updated 10 December 2025: early-season bases deepen rapidly as Siberian air drives repeated snow across Hokkaido and Honshu
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Chateraise Ski Resort Yatsugatake at 1620 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 10 Dec 2025
Now
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | | | | |  |  | |  | | | | |
some clouds | clear | clear | light snow | snow shwrs | clear | some clouds | clear | clear | snow shwrs | light snow | clear | clear | clear | snow shwrs | clear | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | — | 2 | — | — | — | — | — | 1 | 3 | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | 11 | — | — | — | — | — | |
max °C | -1 | 2 | 3 | 1 | -5 | -6 | -7 | -2 | -1 | 0 | 3 | 2 | -5 | -3 | -4 | -5 |
min °C | -2 | -1 | 1 | -6 | -6 | -7 | -8 | -5 | -1 | -2 | 1 | -3 | -6 | -5 | -5 | -5 |
-6 | -6 | -4 | -13 | -13 | -13 | -14 | -9 | -4 | -7 | -2 | -10 | -12 | -10 | -10 | -9 | |
54 | 47 | 41 | 93 | 48 | 46 | 61 | 43 | 51 | 65 | 98 | 70 | 64 | 61 | 53 | 65 | |
1350 | 1500 | 2000 | 1500 | 750 | 800 | 0 | 850 | 1500 | 1250 | 2100 | 1950 | 650 | 950 | 1150 | 550 | |
 | — | 6:45 | — | — | 6:46 | — | — | 6:47 | — | — | 6:47 | — | — | 6:48 | — | — |
 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — | 4:32 | — |
Next 0-3 days weather summary:
A dusting of new snow. Freeze-thaw conditions (max 3°C on Thu afternoon, min -8°C on Fri night). Winds increasing (calm on Wed night, fresh winds from the WSW by Thu night).
Next 4-6 days weather summary:
A dusting of snow giving way to moderate rain (total 11.0mm) heaviest on Sun morning. Freeze-thaw conditions (max 3°C on Sun morning, min -6°C on Sun night). Wind will be generally light.
Popular Chateraise Ski Resort Yatsugatake Pages
Snow Radar
Latest snow reports near Chateraise Ski Resort Yatsugatake:
Chateraise Ski Resort Yatsugatake Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 25 Nov 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (2) / good piste (2)
Snow History
Week 2 of December has on average:
0.3 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.5 | Powder days Fresh snow, limited sun, any wind. |
2.9 | Bluebird days Average snow, mostly sunny, light wind. |
Chateraise Ski Resort Yatsugatake Forecast Snowfall
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Photos of Chateraise Ski Resort Yatsugatake
Upload new photo Other resorts in Japan - Nagano are reporting: powder (2) / good piste (2)
The above table gives the weather forecast for Chateraise Ski Resort Yatsugatake at the specific elevation of 1620 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Chateraise Ski Resort Yatsugatake. 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.
Resort name is also written as Yatsugatake Sailer Valley.
Visitor Reviews of Chateraise Ski Resort Yatsugatake
- Barbara Seiser-Pflug from Austria writes:
Hello all people of Sailer Valley, I have been as ski instructor in Sailer Valley in 1989/1990 with Toni Sailer at the Opening Ceremony. My family and I want to help you, if some of you need help from Austria! Please write an E Mail to us, we will do all we can to help you! Regards from Austria Babsi I do not know, if there is somebody who remembers me, I have been there with Kondo family, they had 3 children, Mr. watanabe,... [Editor's note: this post will stay in place in order to generate a response]
Visitor Reviews of Chateraise Ski Resort Yatsugatake
Barbara Seiser-Pflug from Austria writes:
Hello all people of Sailer Valley,
I have been as ski instructor in Sailer Valley in 1989/1990 with Toni Sailer at the Opening Ceremony.
My family and I want to help you, if some of you need help from Austria!
Please write an E Mail to us, we will do all we can to help you!
Regards from Austria
Babsi
I do not know, if there is somebody who remembers me, I have been there with Kondo family, they had 3 children, Mr. watanabe,...
[Editor's note: this post will stay in place in order to generate a response]
Click here to submit your own review of Chateraise Ski Resort Yatsugatake
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