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Japan Weekly Snow Roundup #300
Weekly Snow News for Japan, updated 4th February 2026: Snowpack passes six metres at Seki Onsen as storms continue.
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Yunomaru at 1838 m altitude
Issued by Snow-Forecast.com at: 2 am (local time) / 06 Feb 2026
Now
Friday 6 | Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | Wednesday 11 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  | |  |  | |  | |  | | | | | |
clear | clear | cloudy | light snow | light snow | light snow | snow shwrs | light snow | snow shwrs | some clouds | clear | clear | some clouds | cloudy | snow shwrs | cloudy | cloudy | snow shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | 3 | — | — | 2 | — | — | — | — | — | 1 | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -2 | -4 | -7 | -10 | -10 | -12 | -14 | -15 | -15 | -9 | -8 | -3 | -1 | 0 | -3 | -2 | -2 | -5 |
min °C | -2 | -7 | -11 | -11 | -12 | -15 | -14 | -16 | -17 | -13 | -8 | -7 | -3 | -1 | -3 | -3 | -3 | -7 |
-9 | -16 | -19 | -19 | -19 | -23 | -22 | -28 | -30 | -25 | -17 | -15 | -8 | -7 | -10 | -10 | -8 | -13 | |
51 | 70 | 70 | 86 | 87 | 97 | 74 | 72 | 86 | 61 | 55 | 39 | 24 | 32 | 80 | 83 | 69 | 74 | |
1350 | 1250 | 200 | 0 | 350 | 0 | 0 | 0 | 0 | 0 | 600 | 0 | 1150 | 1750 | 1300 | 1300 | 1450 | 750 | |
 | 6:43 | — | — | 6:43 | — | — | 6:41 | — | — | 6:41 | — | — | 6:39 | — | — | 6:39 | — | — |
 | — | 5:15 | — | — | 5:16 | — | — | 5:19 | — | — | 5:20 | — | — | 5:21 | — | — | 5:22 | — |
Next 0-3 days weather summary:
A light covering of new snow, mostly falling on Sat night. Temperatures will be below freezing (max -2°C on Fri morning, min -17°C on Sun night). Winds increasing (light winds from the W on Sat night, strong winds from the WNW by Sun night).
Next 4-6 days weather summary:
A dusting of new snow. Temperatures will be below freezing (max 0°C on Tue afternoon, min -13°C on Mon morning). Winds decreasing (strong winds from the WNW on Mon morning, light winds from the W by Mon night).
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Snow Radar
Latest snow reports near Yunomaru:
Yunomaru Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 2 Feb 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)
Snow History
Week 1 of February has on average:
1.2 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.6 | Powder days Fresh snow, limited sun, any wind. |
3.8 | Bluebird days Average snow, mostly sunny, light wind. |
Yunomaru Forecast Snowfall
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Other resorts in Japan - Nagano are reporting: powder (3) / good piste (3)
The above table gives the weather forecast for Yunomaru at the specific elevation of 1838 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Yunomaru. 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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