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Gassan Glacier Weather (Next 3 days): The snow forecast for Gassan Glacier is: A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -4°C on Thu morning, min -11°C on Tue morning). Winds decreasing (severe gales from the W on Mon afternoon, fresh winds from the W by Tue afternoon).
Gassan Glacier Weather (Days 4-6): A heavy fall of snow, heaviest during Thu afternoon. Temperatures will be below freezing (max -4°C on Thu afternoon, min -18°C on Fri morning). Winds decreasing (severe gales from the WNW on Thu night, moderate winds from the WSW by Sun morning).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | -8 |  | |||
| Middle Lift: | -7 | | ||||
| Bottom Lift: | 0.0 m | -5 | |
Latest snow reports near Gassan Glacier:
Mon 8 | Tuesday 9 | Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | |  |  | | | |  | | | | | | |  | |
mod. snow | mod. snow | light snow | mod. snow | heavy snow | snow shwrs | snow shwrs | mod. snow | mod. snow | heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | light snow | light snow | snow shwrs | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
6 | 7 | 3 | 8 | 20 | — | — | 8 | 7 | 39 | 52 | 14 | 12 | 22 | 5 | 3 | 2 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -6 | -9 | -11 | -10 | -7 | -9 | -8 | -5 | -4 | -4 | -6 | -17 | -17 | -14 | -11 | -10 | -9 |
min °C | -8 | -10 | -11 | -10 | -9 | -10 | -10 | -7 | -5 | -4 | -17 | -18 | -17 | -16 | -12 | -11 | -10 |
-21 | -23 | -23 | -20 | -20 | -21 | -21 | -17 | -15 | -14 | -34 | -34 | -34 | -32 | -26 | -24 | -21 | |
98 | 75 | 84 | 98 | 98 | 71 | 94 | 99 | 94 | 98 | 97 | 98 | 98 | 98 | 72 | 68 | 71 | |
1000 | 450 | 500 | 600 | 800 | 650 | 600 | 750 | 1200 | 1200 | 400 | 0 | 0 | 0 | 0 | 300 | 200 | |
 | — | — | 6:45 | — | — | 6:45 | — | — | 6:46 | — | — | 6:47 | — | — | 6:48 | — | — |
 | 4:17 | — | — | 4:17 | — | — | 4:17 | — | — | 4:17 | — | — | 4:19 | — | — | 4:19 | — |
A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -4°C on Thu morning, min -11°C on Tue morning). Winds decreasing (severe gales from the W on Mon afternoon, fresh winds from the W by Tue afternoon).
A heavy fall of snow, heaviest during Thu afternoon. Temperatures will be below freezing (max -4°C on Thu afternoon, min -18°C on Fri morning). Winds decreasing (severe gales from the WNW on Thu night, moderate winds from the WSW by Sun morning).
Latest snow reports near Gassan Glacier:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | 20 cm |
| Last snowfall: | 7 Dec 2025 |
| Snow Alerts | Create Alert |
0.6 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
5.0 | Powder days Fresh snow, limited sun, any wind. |
0.7 | Bluebird days Average snow, mostly sunny, light wind. |
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.
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