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Marunuma Kogen resort snow
Lat Long: 36.81° N 139.34° E
Ski Japan - Gunma

Marunuma Kogen Snow Forecast

Weather Forecast for Marunuma Kogen at 1695m altitude

Issued: 8 pm 21 May 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 4 days weather summary:

Light rain (total 7.0mm), mostly falling on Thu night. Very mild (max 11°C on Sun morning, min 5°C on Fri night). Wind will be generally light.

Days 5-7 weather summary:

Light rain (total 8.0mm), mostly falling on Mon afternoon. Very mild (max 15°C on Mon morning, min 9°C on Sun night). Wind will be generally light.

Friday
22
Saturday
23
Sunday
24
Monday
25
Tuesday
26
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
light rain
light rain
cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
rain showers
rain showers
rain showers
light rain
light rain
light rain
light rain
light rain
cloudy
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
clear
rain shwrs
rain shwrs
rain shwrs
light rain
light rain
km/h
10
SW
5
S
5
SW
5
S
10
SSE
10
S
15
SSW
5
SW
10
SSW
5
SW
5
WNW
5
WNW
5
WSW
5
SSW
10
S
10
S
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
4
2
1
2
1
1
2
2
 max °C
10
7
7
6
8
9
6
11
11
10
15
15
12
14
14
11
 min °C
7
7
6
5
5
7
5
8
10
9
13
14
11
13
12
10
6
6
6
5
3
5
2
7
10
8
13
14
11
13
12
9
97
99
99
88
84
67
96
91
79
90
55
56
81
66
71
94
4000
3650
3600
3950
3950
3700
3500
3500
3650
3550
3650
3550
3950
3900
3750
3950
Sea lvl1000m2000m3000m4000m5000m
86667758991212101211997759107121311181711171512
Sunrise
4:30
4:28
4:28
4:28
4:28
Sunset
6:47
6:49
6:50
6:50
6:51

Snow Radar

Latest snow reports near Marunuma Kogen:

No recent snow reports

No recent snow reports

Marunuma Kogen Snow Conditions

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


Snow History

Week 4 of May has on average:

0.0
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.0
Powder days
Fresh snow, limited sun, any wind.
0.0
Bluebird days
Average snow, mostly sunny, light wind.



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