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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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Omote Manza at 1840 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 | clear | snow shwrs | snow shwrs | snow shwrs | snow shwrs | clear | some clouds | snow shwrs | light snow | snow shwrs | snow shwrs | snow shwrs | snow shwrs | snow shwrs | clear | clear | clear | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | 13 | 3 | 2 | — | — | — | — | 3 | 4 | 3 | 2 | 3 | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 1 | 1 | -3 | -11 | -11 | -9 | -5 | -4 | -2 | 0 | -2 | -7 | -8 | -8 | -6 | -5 | -4 | -3 |
min °C | -1 | -1 | -11 | -11 | -11 | -11 | -8 | -5 | -5 | -1 | -6 | -8 | -8 | -8 | -8 | -6 | -4 | -4 |
-7 | -8 | -22 | -23 | -22 | -21 | -14 | -10 | -11 | -7 | -16 | -18 | -17 | -17 | -16 | -10 | -8 | -9 | |
34 | 46 | 92 | 74 | 67 | 58 | 69 | 51 | 73 | 98 | 96 | 80 | 84 | 84 | 64 | 47 | 51 | 51 | |
1600 | 1950 | 800 | 0 | 0 | 0 | 500 | 1150 | 750 | 1650 | 1500 | 650 | 650 | 750 | 0 | 750 | 1100 | 850 | |
 | 6:47 | — | — | 6:48 | — | — | 6:48 | — | — | 6:48 | — | — | 6:50 | — | — | 6:50 | — | — |
 | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — | — | 4:30 | — |
Next 0-3 days weather summary:
A moderate fall of snow, heaviest on Thu night. Freeze-thaw conditions (max 1°C on Thu morning, min -11°C on Thu night). Winds decreasing (strong winds from the NW on Fri morning, light winds from the SW by Sat afternoon).
Next 4-6 days weather summary:
A moderate fall of snow, heaviest on Sun afternoon. Temperatures will be below freezing (max 0°C on Sun morning, min -8°C on Sun night). Winds decreasing (near gales from the WNW on Sun night, light winds from the WSW by Tue afternoon).
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Latest snow reports near Omote Manza:
36 km away from Omote Manza
10 hours ago
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10 hours agoSnow is falling in Nozawa Onsen. from Nozawa Onsen
36 km away from Omote Manza
10 hours agoSnow falling in Nozawa Onsen. from Nozawa Onsen
32 km away from Omote Manza
13 hours agoIt is snowing steadily in Naeba. from Naeba
Omote Manza Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 1 cm |
| Last snowfall: | 9 Dec 2025 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)
Snow History
Week 2 of December has on average:
1.5 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.3 | Powder days Fresh snow, limited sun, any wind. |
1.6 | Bluebird days Average snow, mostly sunny, light wind. |
Omote Manza Forecast Snowfall
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Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Omote Manza at the specific elevation of 1840 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Omote Manza. 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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