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Gassan Glacier resort snow
Lat Long: 38.52° N 140.01° E
Ski Japan

Gassan Glacier Snow Forecast

Weather Forecast for Gassan Glacier at 1984m altitude

Issued: 2 pm 11 May 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Light rain (total 6.0mm), mostly falling on Mon night. Mild temperatures (max 7°C on Mon afternoon, min 5°C on Wed night). Wind will be generally light.

Days 4-6 weather summary:

Some drizzle, heaviest during Thu afternoon. Very mild (max 13°C on Sun morning, min 6°C on Thu afternoon). Wind will be generally light.

Mon
11
Tuesday
12
Wednesday
13
Thursday
14
Friday
15
Saturday
16
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
light rain
cloud
light rain
cloud
rain showers
rain showers
clear
rain showers
thunderstorm
clear
clear
clear
clear
clear
clear
clear
some clouds
light rain
cloudy
light rain
cloudy
rain shwrs
rain shwrs
clear
rain shwrs
risk thun- der
clear
clear
clear
clear
clear
clear
clear
km/h
10
SW
15
WSW
10
SSW
5
S
10
WSW
5
NW
10
NW
5
NNW
10
N
10
N
5
NNW
10
NW
5
WSW
10
WNW
10
WNW
5
W
5
W
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
1
1
1
2
1
1
 max °C
7
7
6
6
6
7
6
6
7
7
8
10
11
12
12
12
12
 min °C
7
6
6
6
6
6
6
5
6
6
7
8
11
11
11
12
12
5
4
4
5
4
5
4
2
4
5
6
6
11
10
10
12
12
54
53
65
76
73
72
71
65
79
63
59
41
38
21
31
39
36
2950
3100
2900
2850
2900
2900
2900
2900
2900
3050
3300
3650
4000
4200
4100
4200
4150
Sea lvl1000m2000m3000m4000m5000m
776667667789111212121211911981110711108131311151412
Sunrise
4:31
4:30
4:28
4:28
4:28
Sunset
6:39
6:40
6:42
6:43
6:44
6:45

Snow Radar

Latest snow reports near Gassan Glacier:

No recent snow reports

No recent snow reports

Gassan Glacier Snow Conditions

Top snow depth:400cm
Bottom snow depth:180cm
Fresh snowfall depth:
Last snowfall: 9 May 2026
Snow AlertsCreate Alert
Other resorts in Japan are reporting: powder (0) / good piste (0)


Snow History

Week 2 of May has on average:

0.1
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.3
Powder days
Fresh snow, limited sun, any wind.
0.3
Bluebird days
Average snow, mostly sunny, light wind.



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