Gassan Glacier Weather (Next 3 days): The snow forecast for Gassan Glacier is: A heavy fall of snow, heaviest during Fri night. Freeze-thaw conditions (max 1°C on Wed night, min -14°C on Fri night). Winds increasing (light winds from the SW on Wed morning, stormy winds from the WNW by Fri night).
Gassan Glacier Weather (Days 4-6): A moderate fall of snow, heaviest on Mon morning. Temperatures will be below freezing (max -2°C on Sun afternoon, min -9°C on Sat morning). Winds decreasing (severe gales from the WNW on Sat morning, moderate winds from the WSW by Sun morning).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | -5 |  | |||
| Middle Lift: | -3 | | ||||
| Bottom Lift: | 0.0 m | -4 | |
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 | |
 |  |  | | |  |  |  |  | | |  | | |  | | | | |
cloudy | light snow | light snow | light snow | light snow | snow shwrs | some clouds | mod. snow | heavy snow | light snow | light snow | some clouds | cloudy | clear | clear | mod. snow | light snow | light snow | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | 3 | 1 | 3 | — | — | 7 | 12 | 3 | — | — | — | — | — | 5 | 3 | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -1 | 0 | 1 | -2 | -3 | -7 | -6 | -6 | -11 | -9 | -8 | -4 | -3 | -2 | -2 | -4 | -5 | -6 |
min °C | -2 | -1 | -1 | -3 | -7 | -9 | -6 | -8 | -14 | -9 | -8 | -7 | -3 | -3 | -3 | -4 | -6 | -8 |
-6 | -6 | -7 | -12 | -17 | -20 | -14 | -21 | -30 | -23 | -21 | -16 | -10 | -11 | -13 | -14 | -16 | -17 | |
17 | 37 | 97 | 97 | 80 | 75 | 41 | 97 | 94 | 80 | 82 | 25 | 19 | 30 | 25 | 96 | 84 | 80 | |
1350 | 1650 | 1600 | 1300 | 1200 | 200 | 850 | 850 | 0 | 450 | 700 | 0 | 1200 | 1350 | 1450 | 1100 | 1050 | 650 | |
 | 5:47 | — | — | 5:46 | — | — | 5:43 | — | — | 5:43 | — | — | 5:41 | — | — | 5:39 | — | — |
 | — | 5:49 | — | — | 5:50 | — | — | 5:51 | — | — | 5:52 | — | — | 5:52 | — | — | 5:53 | — |
A heavy fall of snow, heaviest during Fri night. Freeze-thaw conditions (max 1°C on Wed night, min -14°C on Fri night). Winds increasing (light winds from the SW on Wed morning, stormy winds from the WNW by Fri night).
A moderate fall of snow, heaviest on Mon morning. Temperatures will be below freezing (max -2°C on Sun afternoon, min -9°C on Sat morning). Winds decreasing (severe gales from the WNW on Sat morning, moderate winds from the WSW by Sun morning).
Latest snow reports near Gassan Glacier:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | — |
| Last snowfall: | 16 Mar 2026 |
| Snow Alerts | Create Alert |
1.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.7 | Powder days Fresh snow, limited sun, any wind. |
1.0 | 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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