Sunday 1 | Monday 2 | Tuesday 3 | Wednesday 4 | Thursday 5 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  |  | | | | |  |  | |  | |
snow shwrs | cloudy | some clouds | heavy rain | heavy rain | mod. rain | light snow | snow shwrs | snow shwrs | snow shwrs | snow shwrs | some clouds | cloudy | light rain | light rain | light rain | |
km/h | ||||||||||||||||
Snow map |  |  |  |  |  |  | ||||||||||
 cm | — | — | — | — | — | — | 2 | 1 | — | — | — | — | — | — | — | — |
mm | — | — | — | 11 | 12 | 7 | 5 | — | — | — | — | — | — | 4 | 3 | 5 |
max °C | 0 | 1 | 3 | 5 | 4 | 4 | 2 | -1 | -1 | 0 | 1 | 2 | 4 | 4 | 6 | 6 |
min °C | -2 | -1 | 1 | 3 | 4 | 3 | 0 | -1 | -2 | -1 | -1 | 1 | 2 | 3 | 5 | 5 |
chill °C | -11 | -8 | -3 | -3 | -2 | 0 | -7 | -10 | -10 | -9 | -7 | -1 | -2 | -2 | 0 | 0 |
Humid % | 91 | 96 | 83 | 88 | 99 | 99 | 99 | 98 | 90 | 79 | 96 | 68 | 54 | 95 | 95 | 95 |
Freeze m | 1200 | 1250 | 1500 | 2200 | 2450 | 2300 | 1800 | 1400 | 1300 | 1500 | 1450 | 1950 | 2550 | 2550 | 2850 | 2800 |
 | — | 6:05 | — | — | 6:05 | — | — | 6:07 | — | — | 6:07 | — | — | 6:09 | — | — |
 | — | — | 4:40 | — | — | 4:38 | — | — | 4:37 | — | — | 4:37 | — | — | 4:36 | — |
Next 4 days weather summary:Heavy rain (total 35.0mm), heaviest during Mon morning. Later becoming colder with a dusting of snow on Mon night. Freeze-thaw conditions (max 5°C on Sun night, min -2°C on Sat night). Winds decreasing (near gales from the WNW on Sat night, light winds from the WNW by Mon afternoon). | Days 5-7 weather summary:Moderate rain (total 14.0mm) heaviest on Thu morning, then becoming colder with a dusting of snow on Fri afternoon. Freeze-thaw conditions (max 6°C on Thu afternoon, min -1°C on Tue night). Winds increasing (light winds from the S on Wed afternoon, severe gales from the W by Fri morning). | |||||||||||||||
SnowPro
Hourly & 16-day forecastsView past weatherFast, ad-free browsingSnow hindcasts & HistoryAvalanche information: Japan Avalanche Network
Latest snow reports near Gassan Glacier:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 28 Oct 2026 |
| Snow Alerts | Create Alert |
0.1 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
0.1 | 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 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.
Sign up or Login to access
Upload new photo
Nearest