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Gassan Glacier Weather (Next 3 days): The snow forecast for Gassan Glacier is: Light rain (total 2.0mm) at first, then becoming colder with a dusting of snow on Mon afternoon. Freeze-thaw conditions (max 3°C on Sun night, min -6°C on Sat morning). Winds increasing (light winds from the WSW on Sat afternoon, severe gales from the WSW by Mon morning).
Gassan Glacier Weather (Days 4-6): A heavy fall of snow, heaviest during Wed night. Freeze-thaw conditions (max 1°C on Tue morning, min -14°C on Wed night). Winds increasing (moderate winds from the SW on Tue morning, severe gales from the WNW by Wed night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | -7 |  | |||
| Middle Lift: | -7 |  | ||||
| Bottom Lift: | 0.0 m | -6 | |
Latest snow reports near Gassan Glacier:
Saturday 29 | Sunday 30 | Monday 1 | Tuesday 2 | Wednesday 3 | Thursday 4 | Friday 5 | |||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | |  | | |  | |  |  | | |  | | | | | | |
light snow | some clouds | clear | some clouds | some clouds | some clouds | rain shwrs | light snow | snow shwrs | clear | light snow | heavy snow | heavy snow | heavy snow | heavy snow | mod. snow | heavy snow | heavy snow | heavy snow | mod. snow | heavy snow | |
km/h | |||||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||||
— | — | — | — | — | — | — | 1 | — | — | — | 31 | 23 | 17 | 36 | 10 | 10 | 42 | 18 | 7 | 20 | |
— | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -6 | -3 | 0 | 1 | 2 | 3 | 2 | 2 | 0 | 1 | 0 | -1 | -6 | -10 | -13 | -11 | -8 | -7 | -8 | -10 | -9 |
min °C | -6 | -5 | -2 | 1 | 1 | 2 | 2 | 0 | -1 | 0 | 0 | -4 | -8 | -12 | -14 | -12 | -10 | -8 | -9 | -10 | -10 |
-16 | -12 | -8 | -7 | -7 | -5 | -6 | -7 | -9 | -6 | -7 | -14 | -21 | -24 | -30 | -26 | -24 | -21 | -22 | -23 | -23 | |
82 | 80 | 43 | 84 | 96 | 81 | 90 | 90 | 84 | 75 | 86 | 98 | 98 | 97 | 97 | 97 | 97 | 98 | 98 | 97 | 97 | |
700 | 900 | 1100 | 1900 | 1950 | 2300 | 2100 | 2100 | 1400 | 1800 | 1800 | 1250 | 850 | 350 | 0 | 150 | 350 | 650 | 550 | 450 | 350 | |
 | 6:35 | — | — | 6:35 | — | — | 6:37 | — | — | 6:37 | — | — | 6:39 | — | — | 6:39 | — | — | 6:41 | — | — |
 | — | 4:20 | — | — | 4:19 | — | — | 4:19 | — | — | 4:19 | — | — | 4:19 | — | — | 4:17 | — | — | 4:17 | — |
Light rain (total 2.0mm) at first, then becoming colder with a dusting of snow on Mon afternoon. Freeze-thaw conditions (max 3°C on Sun night, min -6°C on Sat morning). Winds increasing (light winds from the WSW on Sat afternoon, severe gales from the WSW by Mon morning).
A heavy fall of snow, heaviest during Wed night. Freeze-thaw conditions (max 1°C on Tue morning, min -14°C on Wed night). Winds increasing (moderate winds from the SW on Tue morning, severe gales from the WNW by Wed night).
Latest snow reports near Gassan Glacier:
| Top snow depth: | 0 cm |
|---|---|
| Bottom snow depth: | 0 cm |
| Fresh snowfall depth: | 23 cm |
| Last snowfall: | 28 Nov 2025 |
| Snow Alerts | Create Alert |
1.0 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.4 | 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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