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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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Gassan Glacier at 1984 m altitude
Issued by Snow-Forecast.com at: 8 am (local time) / 05 Feb 2026
Now
Thursday 5 | Friday 6 | Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | | | | | | | |  | |  | | |
snow shwrs | light snow | light snow | mod. snow | mod. snow | heavy snow | light snow | light snow | heavy snow | mod. snow | light snow | heavy snow | mod. snow | mod. snow | mod. snow | light snow | cloudy | light snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
2 | 2 | 3 | 7 | 8 | 10 | 3 | 3 | 12 | 7 | 5 | 13 | 9 | 5 | 8 | — | — | 2 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -7 | -6 | -6 | -10 | -12 | -15 | -16 | -17 | -17 | -18 | -18 | -17 | -13 | -10 | -7 | -6 | -6 | -6 |
min °C | -7 | -6 | -7 | -11 | -14 | -16 | -16 | -17 | -18 | -18 | -20 | -18 | -16 | -11 | -9 | -7 | -6 | -6 |
-17 | -16 | -20 | -24 | -29 | -32 | -31 | -33 | -33 | -32 | -34 | -33 | -33 | -26 | -23 | -16 | -15 | -15 | |
87 | 97 | 74 | 82 | 69 | 69 | 66 | 62 | 96 | 95 | 91 | 99 | 95 | 67 | 74 | 75 | 70 | 96 | |
850 | 1050 | 1000 | 300 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100 | 450 | 700 | 900 | 900 | |
 | 6:41 | — | — | 6:41 | — | — | 6:39 | — | — | 6:39 | — | — | 6:37 | — | — | 6:37 | — | — |
 | — | 5:05 | — | — | 5:06 | — | — | 5:07 | — | — | 5:08 | — | — | 5:09 | — | — | 5:10 | — |
Next 0-3 days weather summary:
A heavy fall of snow, heaviest during Sat night. Temperatures will be well below freezing (max -6°C on Thu afternoon, min -18°C on Sat night). Mainly severe gales.
Next 4-6 days weather summary:
A heavy fall of snow, heaviest during Mon morning. Temperatures will be well below freezing (max -6°C on Tue morning, min -20°C on Sun afternoon). Winds decreasing (stormy winds from the WNW on Mon afternoon, fresh winds from the W by Tue morning).
Popular Gassan Glacier Pages
Snow Radar
Latest snow reports near Gassan Glacier:
Gassan Glacier Snow Conditions
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | 14 cm |
| Last snowfall: | 4 Feb 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan are reporting: powder (0) / good piste (0)
Snow History
Week 1 of February has on average:
0.8 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
4.4 | Powder days Fresh snow, limited sun, any wind. |
0.9 | Bluebird days Average snow, mostly sunny, light wind. |
Gassan Glacier Forecast Snowfall
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Photos of Gassan Glacier
Tsukiyama ski area (Gassan) has 10m (33.3ft) snow. by Snow Forecast Admin
Tsukiyama ski area (Gassan) has 10m (33.3ft) snow. by Snow Forecast Admin
Tsukiyama ski area (Gassan) has 10m (33.3ft) snow. by Snow Forecast Admin
Upload new photo Other resorts in Japan are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Gassan Glacier at the specific elevation of 1984 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Gassan Glacier. 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.
Visitor Reviews of Gassan Glacier
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