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Gassan Glacier Weather (Next 3 days): The snow forecast for Gassan Glacier is: A heavy fall of snow, heaviest during Mon afternoon. Temperatures will be well below freezing (max -7°C on Sun morning, min -12°C on Mon night). Winds decreasing (severe gales from the WNW on Sat night, moderate winds from the NW by Mon morning).
Gassan Glacier Weather (Days 4-6): A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -4°C on Wed morning, min -13°C on Thu afternoon). Winds increasing (light winds from the SW on Wed morning, severe gales from the WNW by Thu afternoon).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | -12 |  | |||
| Middle Lift: | -10 | | ||||
| Bottom Lift: | 0.0 m | -8 | |
Latest snow reports near Gassan Glacier:
Sat 3 | Sunday 4 | Monday 5 | Tuesday 6 | Wednesday 7 | Thursday 8 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  | | | | | |  |  |  |  | | | | | |
mod. snow | heavy snow | mod. snow | heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | mod. snow | light snow | light snow | cloudy | snow shwrs | heavy snow | heavy snow | mod. snow | heavy snow | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
6 | 14 | 7 | 14 | 25 | 17 | 21 | 27 | 7 | 1 | — | — | — | 33 | 18 | 10 | 15 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -8 | -8 | -7 | -7 | -8 | -8 | -9 | -11 | -10 | -9 | -6 | -4 | -4 | -5 | -12 | -13 | -10 |
min °C | -8 | -9 | -7 | -8 | -8 | -8 | -10 | -12 | -11 | -9 | -9 | -5 | -7 | -12 | -12 | -13 | -12 |
-20 | -21 | -19 | -19 | -18 | -16 | -23 | -26 | -26 | -22 | -18 | -10 | -17 | -26 | -27 | -28 | -27 | |
96 | 92 | 96 | 97 | 97 | 97 | 97 | 97 | 96 | 94 | 84 | 67 | 55 | 97 | 96 | 97 | 92 | |
300 | 200 | 500 | 400 | 250 | 350 | 150 | 0 | 0 | 200 | 0 | 700 | 900 | 300 | 0 | 0 | 0 | |
 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — |
 | 4:30 | — | — | 4:30 | — | — | 4:31 | — | — | 4:32 | — | — | 4:34 | — | — | 4:35 | — |
A heavy fall of snow, heaviest during Mon afternoon. Temperatures will be well below freezing (max -7°C on Sun morning, min -12°C on Mon night). Winds decreasing (severe gales from the WNW on Sat night, moderate winds from the NW by Mon morning).
A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -4°C on Wed morning, min -13°C on Thu afternoon). Winds increasing (light winds from the SW on Wed morning, severe gales from the WNW by Thu afternoon).
Latest snow reports near Gassan Glacier:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | 90 cm |
| Last snowfall: | 2 Jan 2026 |
| Snow Alerts | Create Alert |
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
5.7 | 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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