Gassan Glacier Weather (Next 3 days): The snow forecast for Gassan Glacier is: A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -5°C on Fri night, min -14°C on Wed night). Winds decreasing (severe gales from the WNW on Wed night, light winds from the W by Fri morning).
Gassan Glacier Weather (Days 4-6): A moderate fall of snow, heaviest on Mon morning. Freeze-thaw conditions (max 5°C on Sun night, min -6°C on Mon morning). Winds increasing (light winds from the SSW on Sun morning, gales from the WSW by Mon morning).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | -10 |  | |||
| Middle Lift: | -9 | | ||||
| Bottom Lift: | 0.0 m | -7 | |
Wednesday 18 | Thursday 19 | Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | |  | | | | | |  | | | | |
clear | heavy snow | heavy snow | mod. snow | light snow | light snow | clear | clear | clear | some clouds | some clouds | clear | clear | some clouds | snow shwrs | mod. snow | light snow | snow shwrs | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | 15 | 38 | 7 | 2 | 4 | — | — | — | — | — | — | — | — | 4 | 7 | 2 | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -8 | -8 | -11 | -12 | -11 | -9 | -8 | -7 | -5 | -3 | -2 | 3 | 4 | 4 | 5 | -6 | -6 | -5 |
min °C | -9 | -9 | -14 | -13 | -12 | -11 | -9 | -7 | -6 | -4 | -3 | -1 | 3 | 4 | -5 | -6 | -6 | -6 |
-17 | -19 | -29 | -28 | -26 | -23 | -16 | -14 | -13 | -11 | -10 | -7 | 0 | 0 | -16 | -18 | -18 | -17 | |
66 | 91 | 95 | 78 | 83 | 81 | 67 | 74 | 68 | 60 | 42 | 21 | 14 | 16 | 65 | 86 | 82 | 88 | |
500 | 700 | 0 | 0 | 0 | 0 | 400 | 700 | 0 | 1050 | 1200 | 1800 | 2300 | 2600 | 1900 | 700 | 700 | 650 | |
 | 6:26 | — | — | 6:26 | — | — | 6:24 | — | — | 6:24 | — | — | 6:22 | — | — | 6:20 | — | — |
 | — | 5:20 | — | — | 5:21 | — | — | 5:22 | — | — | 5:22 | — | — | 5:23 | — | — | 5:24 | — |
A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -5°C on Fri night, min -14°C on Wed night). Winds decreasing (severe gales from the WNW on Wed night, light winds from the W by Fri morning).
A moderate fall of snow, heaviest on Mon morning. Freeze-thaw conditions (max 5°C on Sun night, min -6°C on Mon morning). Winds increasing (light winds from the SSW on Sun morning, gales from the WSW by Mon morning).
Latest snow reports near Gassan Glacier:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | 13 cm |
| Last snowfall: | 16 Feb 2026 |
| Snow Alerts | Create Alert |
0.7 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
4.6 | Powder days Fresh snow, limited sun, any wind. |
0.8 | 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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