Sign In with AppleBy using Snow-Forecast, you agree to our Terms & Services.
Don't have an account? Join now
Alternatively, you can now use your Outside account to sign in to any brand in the Outside digital ecosystem, including Snow-Forecast, Surf-Forecast, and Mountain-Forecast.
Gassan Glacier Weather (Next 3 days): The snow forecast for Gassan Glacier is: Mostly dry. Freeze-thaw conditions (max 1°C on Thu afternoon, min -5°C on Fri night). Winds increasing (moderate winds from the WNW on Wed afternoon, gales from the W by Thu afternoon).
Gassan Glacier Weather (Days 4-6): A heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 4°C on Sun night, min -7°C on Mon night). Winds increasing (light winds from the SW on Sun morning, stormy winds from the W by Mon night).
| Resort | Snow Depth | Temp. (°C) | Wind (km/h) | Weather | ||
|---|---|---|---|---|---|---|
| Top Lift: | -4 |  | ||||
| Middle Lift: | -4 | | ||||
| Bottom Lift: | -4 |  |
Latest snow reports near Gassan Glacier:
Wednesday 12 | Thursday 13 | Friday 14 | Saturday 15 | Sunday 16 | Monday 17 | Tuesday 18 | |||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
|  |  |  |  |  | | |  | | | | | | | |  |  |  | | | |
some clouds | clear | clear | cloudy | light snow | snow shwrs | clear | some clouds | some clouds | some clouds | clear | some clouds | some clouds | cloudy | some clouds | snow shwrs | mod. snow | heavy snow | heavy snow | heavy snow | heavy snow | |
km/h | |||||||||||||||||||||
Snow map |  |  |  |  |  |  |  | ||||||||||||||
— | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | 2 | 9 | 15 | 14 | 18 | 26 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -3 | -1 | 0 | 0 | 1 | -1 | -3 | -4 | -4 | -4 | -3 | 0 | 2 | 2 | 4 | 3 | -3 | -5 | -8 | -9 | -11 |
min°C | -4 | -2 | -1 | 0 | 0 | -2 | -3 | -4 | -5 | -5 | -4 | -2 | 1 | 2 | 3 | 0 | -4 | -7 | -8 | -10 | -12 |
-12 | -8 | -10 | -8 | -9 | -12 | -12 | -14 | -15 | -14 | -12 | -9 | -3 | -4 | -2 | -9 | -15 | -20 | -21 | -24 | -27 | |
67 | 53 | 14 | 73 | 90 | 67 | 70 | 72 | 77 | 75 | 71 | 62 | 41 | 30 | 36 | 73 | 98 | 98 | 98 | 98 | 98 | |
950 | 1300 | 2000 | 2050 | 2100 | 1350 | 1150 | 1150 | 1050 | 1150 | 1300 | 1600 | 2200 | 2400 | 2550 | 2500 | 1400 | 1050 | 850 | 700 | 350 | |
 | 6:16 | — | — | 6:18 | — | — | 6:18 | — | — | 6:20 | — | — | 6:20 | — | — | 6:22 | — | — | 6:24 | — | — |
 | — | 4:30 | — | — | 4:29 | — | — | 4:28 | — | — | 4:27 | — | — | 4:25 | — | — | 4:25 | — | — | 4:24 | — |
Mostly dry. Freeze-thaw conditions (max 1°C on Thu afternoon, min -5°C on Fri night). Winds increasing (moderate winds from the WNW on Wed afternoon, gales from the W by Thu afternoon).
A heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 4°C on Sun night, min -7°C on Mon night). Winds increasing (light winds from the SW on Sun morning, stormy winds from the W by Mon night).
Latest snow reports near Gassan Glacier:
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | 26 cm |
| Last snowfall: | 11 Nov 2025 |
| Snow Alerts | Create Alert |
0.9 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.8 | Powder days Fresh snow, limited sun, any wind. |
1.3 | 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.
The Gassan Glacier skiing weather widget is available to embed on external websites free of charge. It provides a daily summary of our Gassan Glacier snow forecast and current weather conditions. Simply go to the feed configuration page and follow the 3 simple steps to grab the custom html code snippet and paste it into your own site. You can choose the snow forecast elevation (summit, mid-mountain or bottom lift) and metric/imperial units for the snow forecast feed to suit your own website…. Click here to get the code.
View detailed snow forecast for Gassan Glacier at:
snow-forecast.com
Snow Report
Webcams
Ski Resort Guide
Snow History
Snow Alerts
Sign up or Login to access
Upload new photo
Nearest