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Gassan Glacier Weather (Next 3 days): The snow forecast for Gassan Glacier is: A light covering of new snow, mostly falling on Mon morning. Becoming milder with moderate rain (total 17.0mm) heaviest on Wed afternoon. Freeze-thaw conditions (max 2°C on Wed morning, min -11°C on Mon night). Winds decreasing (near gales from the WNW on Mon morning, calm by Tue morning).
Gassan Glacier Weather (Days 4-6): A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be below freezing (max -1°C on Thu morning, min -15°C on Fri night). Winds increasing (light winds from the W on Thu afternoon, severe gales from the WNW by Fri night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | -10 |  | |||
| Middle Lift: | -10 | | ||||
| Bottom Lift: | 0.0 m | -9 | |
Latest snow reports near Gassan Glacier:
Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
| |  |  |  |  |  |  |  | | |  |  | | |  | | | |
light snow | light snow | snow shwrs | clear | some clouds | cloudy | light rain | mod. rain | light snow | light snow | light snow | heavy snow | heavy snow | heavy snow | heavy snow | mod. snow | mod. snow | light snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
4 | 4 | 1 | — | — | — | — | — | 1 | 1 | — | 14 | 15 | 15 | 24 | 9 | 7 | 1 | |
— | — | — | — | — | — | 3 | 6 | 8 | — | — | — | — | — | — | — | — | — | |
max °C | -8 | -9 | -9 | -4 | -2 | 1 | 2 | 2 | 2 | -1 | -2 | -2 | -9 | -14 | -14 | -10 | -10 | -8 |
min °C | -9 | -10 | -11 | -6 | -2 | -2 | 1 | 1 | 0 | -2 | -3 | -7 | -11 | -14 | -15 | -12 | -10 | -11 |
-21 | -18 | -18 | -6 | -7 | -8 | -4 | -5 | -6 | -8 | -9 | -20 | -25 | -30 | -31 | -26 | -21 | -20 | |
96 | 95 | 93 | 30 | 18 | 43 | 61 | 95 | 99 | 98 | 91 | 98 | 97 | 97 | 98 | 95 | 95 | 75 | |
250 | 300 | 0 | 300 | 1150 | 1950 | 2250 | 2100 | 2250 | 1300 | 1000 | 1150 | 250 | 0 | 0 | 0 | 0 | 0 | |
 | 6:52 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:56 | — | — |
 | — | 4:22 | — | — | 4:22 | — | — | 4:22 | — | — | 4:23 | — | — | 4:23 | — | — | 4:24 | — |
A light covering of new snow, mostly falling on Mon morning. Becoming milder with moderate rain (total 17.0mm) heaviest on Wed afternoon. Freeze-thaw conditions (max 2°C on Wed morning, min -11°C on Mon night). Winds decreasing (near gales from the WNW on Mon morning, calm by Tue morning).
A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be below freezing (max -1°C on Thu morning, min -15°C on Fri night). Winds increasing (light winds from the W on Thu afternoon, severe gales from the WNW by Fri night).
Latest snow reports near Gassan Glacier:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | 15 cm |
| Last snowfall: | 21 Dec 2025 |
| Snow Alerts | Create Alert |
0.2 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
5.6 | Powder days Fresh snow, limited sun, any wind. |
0.2 | 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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