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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 afternoon. Temperatures will be below freezing (max -4°C on Tue morning, min -14°C on Sun night). Winds decreasing (stormy winds from the WNW on Sun night, strong winds from the WSW by Mon night).
Gassan Glacier Weather (Days 4-6): A heavy fall of snow, heaviest during Fri morning. Temperatures will be below freezing (max -2°C on Thu night, min -13°C on Wed afternoon). Winds decreasing (severe gales from the WNW on Wed afternoon, fresh winds from the WNW by Sat morning).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | -16 |  | |||
| Middle Lift: | -14 | | ||||
| Bottom Lift: | 0.0 m | -12 | |
Latest snow reports near Gassan Glacier:
Sun 11 | Monday 12 | Tuesday 13 | Wednesday 14 | Thursday 15 | Friday 16 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | | | |  | | | | | |  | | | | |  | |
heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | mod. snow | heavy snow | heavy snow | heavy snow | mod. snow | heavy snow | light snow | light snow | heavy snow | heavy snow | light snow | mod. snow | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
16 | 17 | 16 | 13 | 31 | 9 | 24 | 41 | 10 | 6 | 16 | 1 | — | 12 | 12 | 4 | 10 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -10 | -13 | -11 | -8 | -5 | -4 | -5 | -9 | -13 | -12 | -8 | -5 | -4 | -2 | -7 | -9 | -8 |
min °C | -12 | -14 | -12 | -10 | -6 | -5 | -7 | -13 | -13 | -13 | -10 | -6 | -4 | -6 | -8 | -9 | -9 |
-26 | -30 | -27 | -23 | -17 | -16 | -19 | -28 | -28 | -28 | -23 | -16 | -14 | -17 | -20 | -22 | -21 | |
97 | 97 | 97 | 94 | 96 | 96 | 99 | 97 | 98 | 96 | 96 | 97 | 95 | 99 | 98 | 94 | 96 | |
100 | 0 | 0 | 0 | 550 | 800 | 850 | 0 | 0 | 0 | 0 | 500 | 850 | 1100 | 500 | 250 | 200 | |
 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:54 | — | — |
 | 4:37 | — | — | 4:38 | — | — | 4:39 | — | — | 4:40 | — | — | 4:42 | — | — | 4:43 | — |
A heavy fall of snow, heaviest during Tue afternoon. Temperatures will be below freezing (max -4°C on Tue morning, min -14°C on Sun night). Winds decreasing (stormy winds from the WNW on Sun night, strong winds from the WSW by Mon night).
A heavy fall of snow, heaviest during Fri morning. Temperatures will be below freezing (max -2°C on Thu night, min -13°C on Wed afternoon). Winds decreasing (severe gales from the WNW on Wed afternoon, fresh winds from the WNW by Sat morning).
Latest snow reports near Gassan Glacier:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | 43 cm |
| Last snowfall: | 10 Jan 2026 |
| Snow Alerts | Create Alert |
0.3 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
5.9 | 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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