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Gassan Glacier Weather (Next 3 days): The snow forecast for Gassan Glacier is: A heavy fall of snow, heaviest during Sat night. Temperatures will be below freezing (max -4°C on Mon afternoon, min -13°C on Sat afternoon). Winds increasing (moderate winds from the W on Sun night, gales from the WSW by Mon night).
Gassan Glacier Weather (Days 4-6): A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -5°C on Tue afternoon, min -18°C on Thu morning). Winds increasing (fresh winds from the SW on Tue afternoon, stormy winds from the WNW by Thu night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | -12 |  | |||
| Middle Lift: | -11 | | ||||
| Bottom Lift: | 0.0 m | -9 | |
Latest snow reports near Gassan Glacier:
Sat 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 31 | Thursday 1 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | | | | |  | | | | | | |
mod. snow | heavy snow | light snow | snow shwrs | clear | some clouds | some clouds | heavy snow | light snow | mod. snow | heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
7 | 29 | 1 | — | — | — | — | 11 | 4 | 6 | 18 | 24 | 14 | 35 | 16 | 10 | 26 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -12 | -11 | -9 | -8 | -5 | -5 | -4 | -5 | -6 | -5 | -6 | -11 | -15 | -15 | -17 | -18 | -14 |
min °C | -13 | -13 | -10 | -8 | -7 | -5 | -5 | -6 | -6 | -6 | -8 | -14 | -15 | -17 | -18 | -18 | -18 |
-26 | -27 | -22 | -18 | -15 | -13 | -14 | -17 | -15 | -15 | -20 | -28 | -29 | -31 | -35 | -36 | -36 | |
98 | 98 | 69 | 69 | 50 | 42 | 59 | 90 | 95 | 78 | 96 | 98 | 98 | 98 | 98 | 98 | 97 | |
150 | 250 | 350 | 650 | 0 | 1100 | 1200 | 1150 | 1000 | 1100 | 900 | 400 | 0 | 0 | 0 | 0 | 0 | |
 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — | 6:56 | — | — |
 | 4:24 | — | — | 4:25 | — | — | 4:25 | — | — | 4:27 | — | — | 4:28 | — | — | 4:29 | — |
A heavy fall of snow, heaviest during Sat night. Temperatures will be below freezing (max -4°C on Mon afternoon, min -13°C on Sat afternoon). Winds increasing (moderate winds from the W on Sun night, gales from the WSW by Mon night).
A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -5°C on Tue afternoon, min -18°C on Thu morning). Winds increasing (fresh winds from the SW on Tue afternoon, stormy winds from the WNW by Thu night).
Latest snow reports near Gassan Glacier:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | 85 cm |
| Last snowfall: | 26 Dec 2025 |
| Snow Alerts | Create Alert |
0.8 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
5.6 | Powder days Fresh snow, limited sun, any wind. |
0.4 | 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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