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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 night. Temperatures will be below freezing (max -2°C on Thu night, min -13°C on Tue night). Winds decreasing (stormy winds from the W on Tue afternoon, strong winds from the SW by Thu afternoon).
Gassan Glacier Weather (Days 4-6): A heavy fall of snow, heaviest during Sat afternoon. Temperatures will be below freezing (max -1°C on Sun night, min -9°C on Fri afternoon). Winds decreasing (gales from the WNW on Fri afternoon, light winds from the WSW by Sun afternoon).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | -9 |  | |||
| Middle Lift: | -7 | | ||||
| Bottom Lift: | 0.0 m | -5 | |
Latest snow reports near Gassan Glacier:
Tue 13 | Wednesday 14 | Thursday 15 | Friday 16 | Saturday 17 | Sunday 18 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  | |  | | | | | | |  | | |  |  | |  | |
heavy snow | heavy snow | heavy snow | mod. snow | heavy snow | mod. snow | mod. snow | heavy snow | heavy snow | mod. snow | light snow | mod. snow | mod. snow | mod. snow | some clouds | some clouds | cloudy | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
13 | 37 | 10 | 8 | 10 | 5 | 8 | 17 | 11 | 6 | 5 | 7 | 8 | 6 | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -5 | -10 | -13 | -11 | -7 | -4 | -3 | -2 | -7 | -9 | -8 | -7 | -6 | -7 | -6 | -5 | -1 |
min °C | -9 | -13 | -13 | -13 | -10 | -5 | -4 | -6 | -8 | -9 | -9 | -7 | -7 | -9 | -7 | -5 | -3 |
-22 | -28 | -29 | -28 | -23 | -15 | -13 | -16 | -20 | -22 | -22 | -18 | -16 | -19 | -15 | -11 | -9 | |
98 | 97 | 97 | 96 | 92 | 99 | 97 | 95 | 98 | 94 | 93 | 97 | 98 | 99 | 73 | 63 | 42 | |
750 | 0 | 0 | 0 | 0 | 650 | 850 | 1000 | 500 | 250 | 150 | 450 | 550 | 350 | 300 | 700 | 1650 | |
 | — | — | 6:56 | — | — | 6:56 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — |
 | 4:39 | — | — | 4:40 | — | — | 4:42 | — | — | 4:43 | — | — | 4:44 | — | — | 4:45 | — |
A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -2°C on Thu night, min -13°C on Tue night). Winds decreasing (stormy winds from the W on Tue afternoon, strong winds from the SW by Thu afternoon).
A heavy fall of snow, heaviest during Sat afternoon. Temperatures will be below freezing (max -1°C on Sun night, min -9°C on Fri afternoon). Winds decreasing (gales from the WNW on Fri afternoon, light winds from the WSW by Sun afternoon).
Latest snow reports near Gassan Glacier:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | 107 cm |
| Last snowfall: | 12 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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