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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 morning. Temperatures will be below freezing (max -3°C on Thu night, min -15°C on Wed morning). Winds increasing (strong winds from the W on Wed night, stormy winds from the W by Thu night).
Gassan Glacier Weather (Days 4-6): A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -3°C on Mon afternoon, min -16°C on Mon night). Winds increasing (moderate winds from the W on Sun night, severe gales from the W by Mon night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | -16 |  | |||
| Middle Lift: | -15 |  | ||||
| Bottom Lift: | 0.0 m | -12 | |
Latest snow reports near Gassan Glacier:
Wednesday 14 | Thursday 15 | Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
| |  | | | | |  | | | | | | |  | | |  | |
heavy snow | mod. snow | mod. snow | mod. snow | mod. snow | mod. snow | mod. snow | light snow | mod. snow | mod. snow | mod. snow | mod. snow | light snow | light snow | light snow | light snow | heavy snow | heavy snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
11 | 8 | 10 | 5 | 6 | 9 | 7 | 5 | 8 | 6 | 9 | 6 | — | — | — | 2 | 11 | 40 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -15 | -14 | -8 | -6 | -4 | -3 | -8 | -9 | -9 | -7 | -7 | -9 | -9 | -9 | -5 | -4 | -3 | -8 |
min °C | -15 | -15 | -12 | -7 | -5 | -7 | -9 | -10 | -10 | -8 | -8 | -10 | -10 | -9 | -6 | -4 | -6 | -16 |
-31 | -32 | -27 | -18 | -15 | -19 | -22 | -23 | -23 | -18 | -18 | -22 | -21 | -19 | -14 | -13 | -17 | -33 | |
97 | 89 | 96 | 96 | 95 | 85 | 98 | 81 | 92 | 97 | 95 | 85 | 88 | 92 | 63 | 97 | 97 | 96 | |
0 | 0 | 0 | 600 | 900 | 1000 | 600 | 400 | 200 | 500 | 600 | 0 | 200 | 350 | 0 | 800 | 1200 | 300 | |
 | 6:56 | — | — | 6:56 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — |
 | — | 4:40 | — | — | 4:42 | — | — | 4:43 | — | — | 4:44 | — | — | 4:45 | — | — | 4:45 | — |
A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -3°C on Thu night, min -15°C on Wed morning). Winds increasing (strong winds from the W on Wed night, stormy winds from the W by Thu night).
A heavy fall of snow, heaviest during Mon night. Temperatures will be below freezing (max -3°C on Mon afternoon, min -16°C on Mon night). Winds increasing (moderate winds from the W on Sun night, severe gales from the W by Mon night).
Latest snow reports near Gassan Glacier:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | 123 cm |
| Last snowfall: | 13 Jan 2026 |
| Snow Alerts | Create Alert |
0.9 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
5.2 | Powder days Fresh snow, limited sun, any wind. |
0.2 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Gassan Glacier at the specific elevation of 1742 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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