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Gassan Glacier Weather (Next 3 days): The snow forecast for Gassan Glacier is: A light fall of snow, heaviest on Mon morning. Turning milder with light rain (total 7.0mm) on Wed night. Freeze-thaw conditions (max 3°C on Wed morning, min -10°C on Mon morning). Winds decreasing (near gales from the WNW on Mon morning, light winds from the WNW by Tue morning).
Gassan Glacier Weather (Days 4-6): A heavy fall of snow, heaviest during Fri morning. Temperatures will be below freezing (max -1°C on Thu night, min -17°C on Fri afternoon). Winds increasing (moderate winds from the WSW 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 | -9 |  | |||
| Middle Lift: | -9 | | ||||
| Bottom Lift: | 0.0 m | -8 | |
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 | light snow | light snow | light snow | light snow | light snow | light snow | heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
3 | 3 | 1 | — | — | — | 1 | 2 | 2 | 1 | — | 15 | 23 | 13 | 26 | 10 | 11 | 12 | |
— | — | — | — | — | — | — | 2 | 5 | — | — | — | — | — | — | — | — | — | |
max °C | -9 | -10 | -7 | -3 | 0 | 2 | 3 | 3 | 3 | -2 | -2 | -1 | -10 | -16 | -16 | -14 | -12 | -8 |
min °C | -10 | -10 | -10 | -6 | -2 | 0 | 1 | 2 | 0 | -2 | -3 | -9 | -14 | -17 | -17 | -15 | -13 | -11 |
-22 | -20 | -18 | -9 | -7 | -5 | -5 | -4 | -6 | -9 | -10 | -22 | -29 | -34 | -34 | -31 | -28 | -24 | |
81 | 81 | 85 | 23 | 16 | 47 | 72 | 95 | 99 | 86 | 78 | 98 | 97 | 98 | 98 | 98 | 93 | 86 | |
250 | 300 | 0 | 300 | 1300 | 1900 | 2250 | 2150 | 2300 | 1350 | 1100 | 1200 | 300 | 0 | 0 | 0 | 0 | 200 | |
 | 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 fall of snow, heaviest on Mon morning. Turning milder with light rain (total 7.0mm) on Wed night. Freeze-thaw conditions (max 3°C on Wed morning, min -10°C on Mon morning). Winds decreasing (near gales from the WNW on Mon morning, light winds from the WNW by Tue morning).
A heavy fall of snow, heaviest during Fri morning. Temperatures will be below freezing (max -1°C on Thu night, min -17°C on Fri afternoon). Winds increasing (moderate winds from the WSW 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: | 5 cm |
| Last snowfall: | 21 Dec 2025 |
| Snow Alerts | Create Alert |
0.7 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
5.5 | 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 1742 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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