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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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Tangram Ski Circus at 1320 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 11 Dec 2025
Now
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | | |  |  | | | | | | |  | |
clear | some clouds | heavy snow | snow shwrs | snow shwrs | snow shwrs | clear | some clouds | snow shwrs | light snow | mod. snow | snow shwrs | mod. snow | light snow | snow shwrs | clear | clear | clear | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | 28 | 4 | 2 | 1 | — | — | — | 3 | 8 | 4 | 5 | 4 | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 4 | 5 | -1 | -9 | -9 | -7 | -5 | -2 | 1 | 1 | 0 | -4 | -5 | -5 | -5 | -4 | -2 | -1 |
min °C | 2 | 3 | -8 | -9 | -9 | -9 | -6 | -2 | 0 | 0 | -3 | -6 | -5 | -5 | -6 | -4 | -2 | -1 |
-3 | -2 | -17 | -19 | -18 | -16 | -6 | -6 | -7 | -4 | -11 | -13 | -12 | -13 | -12 | -4 | -4 | -5 | |
27 | 39 | 97 | 89 | 91 | 86 | 71 | 48 | 60 | 98 | 98 | 91 | 95 | 93 | 89 | 57 | 54 | 63 | |
1800 | 1900 | 650 | 0 | 250 | 0 | 300 | 900 | 1550 | 1550 | 1400 | 550 | 550 | 650 | 0 | 450 | 900 | 700 | |
 | 6:48 | — | — | 6:48 | — | — | 6:50 | — | — | 6:50 | — | — | 6:50 | — | — | 6:52 | — | — |
 | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 5°C on Thu afternoon, min -9°C on Fri morning). Winds decreasing (fresh winds from the NW on Fri morning, calm by Sat morning).
Next 4-6 days weather summary:
A heavy fall of snow, heaviest during Sun afternoon. Freeze-thaw conditions (max 1°C on Sun morning, min -6°C on Sun night). Winds decreasing (strong winds from the WNW on Sun night, calm by Tue morning).
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Latest snow reports near Tangram Ski Circus:
19 km away from Tangram Ski Circus
11 hours ago
Snowing heavily in Nozawa Onsen. from Nozawa Onsen
19 km away from Tangram Ski Circus
11 hours agoSnow is falling in Nozawa Onsen. from Nozawa Onsen
19 km away from Tangram Ski Circus
11 hours agoSnow falling in Nozawa Onsen. from Nozawa Onsen
46 km away from Tangram Ski Circus
14 hours agoIt is snowing steadily in Naeba. from Naeba
Tangram Ski Circus Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 12 cm |
| Last snowfall: | 10 Dec 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:
1.6 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.6 | Powder days Fresh snow, limited sun, any wind. |
0.2 | Bluebird days Average snow, mostly sunny, light wind. |
Tangram Ski Circus Forecast Snowfall
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Other resorts in Japan - Nagano are reporting: powder (2) / good piste (2)
The above table gives the weather forecast for Tangram Ski Circus at the specific elevation of 1320 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Tangram Ski Circus. 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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