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Gassan Glacier Weather (Next 3 days): The snow forecast for Gassan Glacier is: Mild at first with light rain (total 5.0mm) on Wed morning followed by colder weather and light fall of snow, heaviest on Thu night. Freeze-thaw conditions (max 2°C on Wed morning, min -7°C on Thu night). Winds increasing (light winds from the WNW on Tue morning, severe gales from the WSW by Thu night).
Gassan Glacier Weather (Days 4-6): A heavy fall of snow, heaviest during Fri morning. Temperatures will be below freezing (max -5°C on Sun night, min -17°C on Fri afternoon). Winds decreasing (stormy winds from the WNW on Fri night, light winds from the WSW by Sun night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | -6 |  | |||
| Middle Lift: | -6 | | ||||
| Bottom Lift: | 0.0 m | -6 | |
Latest snow reports near Gassan Glacier:
Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  |  | | | | |  |  | |  |  | | | | |  | |
clear | some clouds | light snow | light snow | light snow | light snow | light snow | light snow | mod. snow | heavy snow | heavy snow | heavy snow | mod. snow | mod. snow | mod. snow | heavy snow | light snow | clear | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | 1 | 1 | — | 1 | 3 | 9 | 22 | 17 | 28 | 10 | 6 | 9 | 12 | 2 | — | |
— | — | — | 2 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -4 | -1 | 1 | 2 | 2 | 2 | 0 | -1 | -2 | -10 | -15 | -15 | -12 | -11 | -9 | -9 | -8 | -5 |
min °C | -6 | -2 | 0 | 0 | 2 | 1 | 0 | -3 | -7 | -12 | -17 | -17 | -13 | -12 | -11 | -9 | -9 | -8 |
-9 | -7 | -6 | -6 | -4 | -4 | -4 | -8 | -20 | -26 | -34 | -34 | -28 | -25 | -21 | -19 | -21 | -18 | |
24 | 15 | 55 | 97 | 92 | 97 | 95 | 99 | 96 | 97 | 97 | 98 | 84 | 88 | 90 | 94 | 87 | 75 | |
300 | 1200 | 1850 | 1800 | 2050 | 2100 | 1850 | 1400 | 1350 | 400 | 0 | 0 | 0 | 0 | 0 | 300 | 500 | 0 | |
 | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — |
 | — | 4:22 | — | — | 4:22 | — | — | 4:23 | — | — | 4:23 | — | — | 4:24 | — | — | 4:25 | — |
Mild at first with light rain (total 5.0mm) on Wed morning followed by colder weather and light fall of snow, heaviest on Thu night. Freeze-thaw conditions (max 2°C on Wed morning, min -7°C on Thu night). Winds increasing (light winds from the WNW on Tue morning, severe gales from the WSW by Thu night).
A heavy fall of snow, heaviest during Fri morning. Temperatures will be below freezing (max -5°C on Sun night, min -17°C on Fri afternoon). Winds decreasing (stormy winds from the WNW on Fri night, light winds from the WSW by Sun night).
Latest snow reports near Gassan Glacier:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | 22 cm |
| Last snowfall: | 22 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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