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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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Shiga Kogen-Ichinose Diamond at 1708 m altitude
Issued by Snow-Forecast.com at: 8 pm (local time) / 05 Feb 2026
Now
Friday 6 | Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | | |  |  | | |  |  |  | | |
some clouds | snow shwrs | light snow | light snow | light snow | light snow | light snow | light snow | mod. snow | heavy snow | light snow | light snow | snow shwrs | some clouds | cloudy | some clouds | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
— | — | 1 | 2 | 1 | 1 | 2 | 1 | 6 | 15 | 1 | 1 | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -2 | -3 | -6 | -9 | -10 | -11 | -13 | -13 | -14 | -15 | -10 | -9 | -4 | -1 | -1 | -3 |
min °C | -3 | -3 | -8 | -11 | -11 | -12 | -14 | -14 | -15 | -15 | -13 | -9 | -9 | -3 | -2 | -6 |
-8 | -9 | -15 | -18 | -16 | -17 | -19 | -21 | -25 | -26 | -24 | -17 | -15 | -7 | -6 | -11 | |
59 | 67 | 83 | 79 | 88 | 87 | 94 | 80 | 90 | 96 | 89 | 80 | 57 | 34 | 49 | 63 | |
1150 | 1250 | 750 | 0 | 0 | 150 | 0 | 0 | 0 | 0 | 0 | 400 | 0 | 1200 | 1500 | 700 | |
 | — | 6:43 | — | — | 6:43 | — | — | 6:41 | — | — | 6:41 | — | — | 6:39 | — | — |
 | — | — | 5:15 | — | — | 5:16 | — | — | 5:17 | — | — | 5:19 | — | — | 5:20 | — |
Next 0-3 days weather summary:
A moderate fall of snow, heaviest on Sun afternoon. Temperatures will be below freezing (max -2°C on Thu night, min -15°C on Sun afternoon). Wind will be generally light.
Next 4-6 days weather summary:
A moderate fall of snow, heaviest on Sun night. Temperatures will be below freezing (max -1°C on Tue morning, min -15°C on Sun night). Winds decreasing (strong winds from the NW on Sun night, calm by Mon night).
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Latest snow reports near Shiga Kogen-Ichinose Diamond:
35 km away from Shiga Kogen-Ichinose Diamond
10 hours ago
No clouds over Akakura Kanko today. Calm. Freeze-thaw conditions. No new snow. Every lift is open. The pistes have good snow. Variable snow conditions off-piste from Akakura Kanko
Shiga Kogen-Ichinose Diamond Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 3 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:
2.6 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.2 | Powder days Fresh snow, limited sun, any wind. |
1.5 | Bluebird days Average snow, mostly sunny, light wind. |
Shiga Kogen-Ichinose Diamond 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 Shiga Kogen-Ichinose Diamond at the specific elevation of 1708 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Shiga Kogen-Ichinose Diamond. 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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