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Gassan Glacier Weather (Next 3 days): The snow forecast for Gassan Glacier is: A heavy fall of snow, heaviest during Wed night. Freeze-thaw conditions (max 1°C on Tue night, min -13°C on Wed night). Winds increasing (moderate winds from the SW on Wed morning, stormy winds from the WNW by Wed night).
Gassan Glacier Weather (Days 4-6): A light covering of new snow, mostly falling on Mon afternoon. Temperatures will be below freezing (max 0°C on Mon morning, min -8°C on Fri night). Winds decreasing (gales from the WNW on Fri night, light winds from the WSW by Sat afternoon).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | -3 |  | |||
| Middle Lift: | -2 | | ||||
| Bottom Lift: | 0.0 m | 0 |  |
Latest snow reports near Gassan Glacier:
Wednesday 3 | Thursday 4 | Friday 5 | Saturday 6 | Sunday 7 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | | | |  | | |  |  | | | | |
heavy snow | mod. snow | heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | mod. snow | light snow | light snow | light snow | some clouds | some clouds | light snow | light snow | light snow | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
13 | 8 | 18 | 44 | 11 | 12 | 28 | 8 | 4 | 3 | — | — | — | 2 | 1 | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 1 | -3 | -4 | -8 | -10 | -9 | -7 | -8 | -8 | -6 | -4 | -4 | -3 | -2 | -1 | -1 |
min °C | -3 | -3 | -6 | -13 | -12 | -9 | -8 | -8 | -8 | -8 | -5 | -4 | -4 | -2 | -1 | -1 |
-11 | -10 | -18 | -29 | -26 | -22 | -20 | -19 | -19 | -20 | -13 | -9 | -12 | -12 | -10 | -10 | |
99 | 97 | 98 | 96 | 98 | 97 | 96 | 98 | 97 | 96 | 95 | 63 | 32 | 98 | 99 | 98 | |
1450 | 1050 | 950 | 200 | 0 | 200 | 350 | 350 | 350 | 500 | 800 | 900 | 650 | 1300 | 1500 | 1500 | |
 | — | 6:39 | — | — | 6:39 | — | — | 6:41 | — | — | 6:41 | — | — | 6:43 | — | — |
 | — | — | 4:19 | — | — | 4:17 | — | — | 4:17 | — | — | 4:17 | — | — | 4:17 | — |
A heavy fall of snow, heaviest during Wed night. Freeze-thaw conditions (max 1°C on Tue night, min -13°C on Wed night). Winds increasing (moderate winds from the SW on Wed morning, stormy winds from the WNW by Wed night).
A light covering of new snow, mostly falling on Mon afternoon. Temperatures will be below freezing (max 0°C on Mon morning, min -8°C on Fri night). Winds decreasing (gales from the WNW on Fri night, light winds from the WSW by Sat afternoon).
Latest snow reports near Gassan Glacier:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | 1 cm |
| Last snowfall: | 1 Dec 2025 |
| Snow Alerts | Create Alert |
0.6 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
4.2 | Powder days Fresh snow, limited sun, any wind. |
0.3 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Gassan Glacier at the specific elevation of 1500 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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