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Gassan Glacier Weather (Next 3 days): The snow forecast for Gassan Glacier is: A moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 5°C on Sun morning, min -10°C on Sun night). Winds decreasing (gales from the WNW on Sun night, light winds from the W by Tue morning).
Gassan Glacier Weather (Days 4-6): Light rain (total 2.0mm) on Wed afternoon. Becoming colder with heavy fall of snow, heaviest during Fri afternoon. Freeze-thaw conditions (max 2°C on Wed morning, min -17°C on Fri afternoon). Winds increasing (fresh winds from the SW on Thu afternoon, gales from the W by Fri night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | 4 |  | |||
| Middle Lift: | 5 | | ||||
| Bottom Lift: | 0.0 m | 6 | |
Latest snow reports near Gassan Glacier:
Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  | |  | | |  | |  |  |  | | | |
some clouds | mod. snow | mod. snow | light snow | light snow | snow shwrs | clear | clear | cloudy | light snow | light snow | light snow | light snow | snow shwrs | heavy snow | heavy snow | heavy snow | heavy snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | 7 | 7 | 2 | 2 | — | — | — | — | 1 | 2 | 2 | — | — | 19 | 18 | 21 | 21 | |
— | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — | |
max °C | 5 | 2 | -4 | -10 | -9 | -7 | -4 | -1 | 2 | 2 | 2 | 1 | -5 | -5 | -5 | -13 | -16 | -16 |
min °C | 4 | -2 | -10 | -10 | -10 | -10 | -6 | -2 | 0 | 1 | 2 | -3 | -5 | -6 | -10 | -14 | -17 | -17 |
-3 | -10 | -24 | -23 | -20 | -20 | -10 | -8 | -7 | -7 | -6 | -12 | -14 | -15 | -23 | -26 | -33 | -32 | |
66 | 98 | 83 | 65 | 67 | 72 | 18 | 14 | 54 | 81 | 93 | 71 | 66 | 66 | 98 | 97 | 97 | 98 | |
2650 | 2350 | 800 | 300 | 350 | 0 | 350 | 1400 | 2050 | 2350 | 2350 | 1400 | 800 | 800 | 900 | 250 | 0 | 0 | |
 | 6:52 | — | — | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — |
 | — | 4:22 | — | — | 4:22 | — | — | 4:22 | — | — | 4:22 | — | — | 4:23 | — | — | 4:23 | — |
A moderate fall of snow, heaviest on Sun afternoon. Freeze-thaw conditions (max 5°C on Sun morning, min -10°C on Sun night). Winds decreasing (gales from the WNW on Sun night, light winds from the W by Tue morning).
Light rain (total 2.0mm) on Wed afternoon. Becoming colder with heavy fall of snow, heaviest during Fri afternoon. Freeze-thaw conditions (max 2°C on Wed morning, min -17°C on Fri afternoon). Winds increasing (fresh winds from the SW on Thu afternoon, gales from the W by Fri night).
Latest snow reports near Gassan Glacier:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | — |
| Last snowfall: | 18 Dec 2025 |
| Snow Alerts | Create Alert |
0.8 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
4.9 | Powder days Fresh snow, limited sun, any wind. |
0.9 | 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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