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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: 8 am 12 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 9.0mm), mostly falling on Thu afternoon. Mild temperatures (max 8°C on Thu night, min 4°C on Wed night). Wind will be generally light.

Days 4-6 weather summary:

Light rain (total 2.0mm), mostly falling on Sun night. Very mild (max 13°C on Sat morning, min 8°C on Fri morning). Wind will be generally light.

Tuesday
12
Wednesday
13
Thursday
14
Friday
15
Saturday
16
Sunday
17
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
light rain
light rain
rain showers
part cloud
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
light rain
cloudy
cloudy
light rain
light rain
rain shwrs
some clouds
rain shwrs
rain shwrs
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
light rain
km/h
10
SW
5
S
10
WSW
5
WNW
10
NW
5
W
10
NNW
10
NNW
10
NNW
10
NNW
5
NW
0
WNW
0
SSW
5
ESE
5
E
15
ESE
20
ESE
25
SSE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
2
1
2
1
3
2
 max °C
6
6
6
6
6
5
5
6
8
10
11
12
13
13
13
12
12
12
 min °C
6
6
6
5
6
4
5
5
6
8
11
12
12
13
13
12
12
10
4
5
4
3
4
2
2
2
4
7
11
12
12
13
13
10
10
7
69
79
73
66
56
63
75
77
41
32
37
17
12
33
40
41
49
73
2900
2850
2950
2850
2900
2750
2750
2850
3300
3800
4000
4150
4100
4100
4250
4250
4350
4000
Sea lvl1000m2000m3000m4000m5000m
666665567911121313131212111198101071098121312161513161411
Sunrise
4:31
4:30
4:28
4:28
4:28
4:26
Sunset
6:40
6:42
6:43
6:44
6:45
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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