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Gassan Glacier Weather (Next 3 days): The snow forecast for Gassan Glacier is: Mild at first with light rain (total 4.0mm) on Mon afternoon followed by colder weather and light fall of snow, heaviest on Tue night. Freeze-thaw conditions (max 4°C on Mon morning, min -2°C on Tue night). Winds decreasing (gales from the WSW on Mon morning, light winds from the SSW by Tue morning).
Gassan Glacier Weather (Days 4-6): A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -3°C on Wed morning, min -12°C on Wed night). Winds decreasing (severe gales from the WNW on Wed night, light winds from the NW by Thu night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | 0.0 m | 0 |  | |||
| Middle Lift: | 2 |  | ||||
| Bottom Lift: | 0.0 m | 2 |  |
Latest snow reports near Gassan Glacier:
Sunday 30 | Monday 1 | Tuesday 2 | Wednesday 3 | Thursday 4 | Friday 5 | Saturday 6 | |||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
| |  |  |  |  | | |  |  | |  | |  | | | | | | | | |
some clouds | rain shwrs | clear | light rain | light snow | light snow | some clouds | light snow | mod. snow | heavy snow | heavy snow | heavy snow | heavy snow | mod. snow | heavy snow | heavy snow | mod. snow | mod. snow | light snow | light snow | light snow | |
km/h | |||||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||||
— | — | — | — | 4 | — | — | — | 9 | 17 | 15 | 37 | 11 | 8 | 40 | 19 | 6 | 6 | 2 | 1 | — | |
— | 1 | — | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 2 | 2 | 3 | 4 | 3 | 0 | 2 | 2 | 1 | -3 | -7 | -10 | -9 | -7 | -7 | -7 | -8 | -5 | -4 | -4 | -2 |
min °C | 1 | 2 | 2 | 3 | 1 | -1 | 1 | 1 | -2 | -4 | -8 | -12 | -10 | -8 | -7 | -7 | -9 | -8 | -4 | -4 | -3 |
-7 | -5 | -5 | -5 | -4 | -7 | -4 | -5 | -10 | -14 | -20 | -27 | -23 | -21 | -17 | -15 | -22 | -21 | -14 | -12 | -11 | |
96 | 93 | 83 | 77 | 97 | 98 | 76 | 89 | 100 | 99 | 96 | 97 | 97 | 90 | 97 | 97 | 97 | 95 | 97 | 97 | 97 | |
1800 | 2050 | 2250 | 2200 | 2100 | 1350 | 1750 | 1850 | 1500 | 1050 | 550 | 0 | 100 | 450 | 550 | 450 | 350 | 450 | 850 | 950 | 1000 | |
 | 6:35 | — | — | 6:37 | — | — | 6:37 | — | — | 6:39 | — | — | 6:39 | — | — | 6:41 | — | — | 6:41 | — | — |
 | — | 4:19 | — | — | 4:19 | — | — | 4:19 | — | — | 4:19 | — | — | 4:17 | — | — | 4:17 | — | — | 4:17 | — |
Mild at first with light rain (total 4.0mm) on Mon afternoon followed by colder weather and light fall of snow, heaviest on Tue night. Freeze-thaw conditions (max 4°C on Mon morning, min -2°C on Tue night). Winds decreasing (gales from the WSW on Mon morning, light winds from the SSW by Tue morning).
A heavy fall of snow, heaviest during Wed night. Temperatures will be below freezing (max -3°C on Wed morning, min -12°C on Wed night). Winds decreasing (severe gales from the WNW on Wed night, light winds from the NW by Thu 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 |
0.4 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
2.7 | 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 1500 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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