Next 3 days weather summary:Mostly dry. Freeze-thaw conditions (max 8°C on Wed morning, min -3°C on Tue morning). Winds decreasing (near gales from the WNW on Tue morning, light winds from the SSW by Wed morning). | Days 4-6 weather summary:Drizzle on Fri afternoon turning to light snow on Fri night. Freeze-thaw conditions (max 6°C on Fri morning, min -3°C on Fri night). Winds decreasing (severe gales from the W on Fri night, moderate winds from the W by Sun afternoon). | |||||||||||||||||
Tuesday 5 | Wednesday 6 | Thursday 7 | Friday 8 | Saturday 9 | Sunday 10 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | | |  |  |  |  | | | | | | | |
snow shwrs | clear | clear | some clouds | some clouds | clear | some clouds | some clouds | some clouds | cloudy | light rain | light snow | snow shwrs | snow shwrs | clear | clear | clear | clear | |
km/h | ||||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | 4 | 1 | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | |
max °C | 1 | 4 | 7 | 8 | 7 | 7 | 8 | 8 | 6 | 6 | 4 | 2 | -2 | -1 | 3 | 5 | 5 | 5 |
min °C | -3 | 3 | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 5 | 4 | -3 | -2 | -2 | -1 | 3 | 5 | 5 |
-13 | -2 | 2 | 5 | 6 | 4 | 4 | 3 | 1 | 0 | -2 | -14 | -12 | -12 | -10 | -2 | 0 | 0 | |
68 | 41 | 33 | 36 | 54 | 45 | 60 | 66 | 28 | 45 | 85 | 75 | 86 | 72 | 59 | 33 | 36 | 38 | |
1500 | 3150 | 3400 | 3500 | 3550 | 3400 | 3400 | 3300 | 3250 | 3000 | 2700 | 1700 | 1550 | 1700 | 1950 | 2650 | 2650 | 2650 | |
 | 4:39 | — | — | 4:37 | — | — | 4:37 | — | — | 4:35 | — | — | 4:33 | — | — | 4:33 | — | — |
 | — | 6:34 | — | — | 6:35 | — | — | 6:36 | — | — | 6:37 | — | — | 6:37 | — | — | 6:38 | — |
Latest snow reports near Gassan Glacier:
| Top snow depth: | 520 cm |
|---|---|
| Bottom snow depth: | 300 cm |
| Fresh snowfall depth: | 3 cm |
| Last snowfall: | 4 May 2026 |
| Snow Alerts | Create Alert |
0.2 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.6 | Powder days Fresh snow, limited sun, any wind. |
0.6 | Bluebird days Average snow, mostly sunny, light wind. |
The above table gives the weather forecast for Gassan Glacier at the specific elevation of 1984 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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