Next 3 days weather summary:Moderate rain (total 10.0mm), heaviest on Wed morning. Very mild (max 11°C on Fri morning, min 6°C on Wed night). Wind will be generally light. | Days 4-6 weather summary:Mostly dry. Very mild (max 15°C on Sun afternoon, min 12°C on Fri afternoon). Wind will be generally light. | ||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Friday 15 | Saturday 16 | Sunday 17 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | | | |  | | | | | | | |  | |
cloudy | rain shwrs | rain shwrs | rain shwrs | clear | rain shwrs | rain shwrs | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | 2 | 2 | 2 | — | 1 | 3 | — | — | — | — | — | — | — | — | — | — | |
max °C | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 9 | 11 | 12 | 13 | 14 | 14 | 14 | 14 | 15 | 14 |
min °C | 8 | 7 | 7 | 7 | 6 | 7 | 7 | 8 | 9 | 12 | 12 | 13 | 14 | 14 | 13 | 14 | 14 |
7 | 5 | 6 | 6 | 5 | 7 | 6 | 7 | 8 | 12 | 12 | 13 | 14 | 14 | 13 | 14 | 14 | |
75 | 75 | 76 | 71 | 66 | 72 | 84 | 43 | 54 | 55 | 25 | 22 | 47 | 35 | 27 | 47 | 54 | |
2900 | 3000 | 2900 | 2900 | 2750 | 2800 | 2950 | 3300 | 3750 | 4050 | 4150 | 4200 | 4300 | 4300 | 4200 | 4350 | 4350 | |
 | — | — | 4:30 | — | — | 4:28 | — | — | 4:28 | — | — | 4:28 | — | — | 4:26 | — | — |
 | 6:40 | — | — | 6:42 | — | — | 6:43 | — | — | 6:44 | — | — | 6:45 | — | — | 6:45 | — |
Latest snow reports near Gassan Glacier:
| Top snow depth: | 400 cm |
|---|---|
| Bottom snow depth: | 180 cm |
| Fresh snowfall depth: | — |
| Last snowfall: | 9 May 2026 |
| Snow Alerts | Create Alert |
0.1 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.4 | Powder days Fresh snow, limited sun, any wind. |
0.1 | 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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