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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: 2 am 04 Jun 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 morning. Very mild (max 12°C on Sat morning, min 7°C on Fri night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 58.0mm), heaviest during Sun night. Very mild (max 12°C on Tue afternoon, min 6°C on Mon night). Wind will be generally light.

Thursday
4
Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
rain showers
part cloud
cloud
light rain
cloud
light rain
light rain
light rain
light rain
light rain
heavy rain
mod rain
light rain
rain showers
clear
part cloud
clear
light rain
rain shwrs
some clouds
cloudy
light rain
cloudy
light rain
light rain
light rain
light rain
light rain
heavy rain
mod. rain
light rain
rain shwrs
clear
some clouds
clear
km/h
5
NNW
5
N
15
E
10
SE
5
SSE
5
S
5
WSW
5
WSW
5
WSW
10
S
10
S
15
SSE
15
SE
20
WNW
25
WNW
20
WNW
10
WNW
5
WNW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
3
1
1
1
2
1
1
2
41
10
2
2
 max °C
8
9
9
11
11
8
12
12
9
10
10
9
11
11
8
11
12
9
 min °C
8
8
8
11
10
7
9
10
9
10
9
9
10
10
6
9
10
8
8
7
6
10
10
6
9
9
8
9
7
7
8
7
2
6
10
7
98
95
72
66
77
92
94
86
92
89
90
99
97
88
75
55
44
57
3400
3500
3850
4200
4300
4100
3650
3800
3750
3900
3800
3550
4500
4350
3950
3500
3250
3150
Sea lvl1000m2000m3000m4000m5000m
7781010891089881010789710108131191313101211101112813149
Sunrise
4:24
4:24
4:22
4:22
4:22
4:22
Sunset
6:57
6:58
6:58
6:59
6:59
7:00

Avalanche information: Japan Avalanche Network


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)

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Snow History

Week 1 of June 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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