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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 2000m 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:

Heavy rain (total 34.0mm), heaviest during Wed afternoon. Mild temperatures (max 8°C on Thu night, min 5°C on Tue night). Wind will be generally light.

Days 4-6 weather summary:

Light rain (total 7.0mm), mostly falling on Sun night. Very mild (max 13°C on Sat morning, min 8°C on Sun afternoon). 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
rain showers
thunderstorm
light rain
mod rain
rain showers
rain showers
rain showers
rain showers
rain showers
clear
clear
clear
clear
clear
part cloud
cloud
cloud
mod rain
rain shwrs
risk thun- der
light rain
mod. rain
rain shwrs
rain shwrs
rain shwrs
rain shwrs
rain shwrs
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
mod. rain
km/h
5
SSE
5
S
5
SW
5
N
5
N
5
N
5
NW
5
NW
5
N
5
NNE
0
ESE
5
SE
10
SE
5
SSE
10
ESE
15
ESE
15
SE
15
SSE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
1
3
1
7
14
1
2
4
1
7
 max °C
7
7
6
7
6
6
7
7
8
11
12
11
13
13
11
12
10
9
 min °C
7
7
5
7
6
5
6
6
6
10
11
10
12
12
11
12
8
8
7
7
4
7
5
4
6
5
4
10
11
10
11
11
10
10
5
5
64
76
82
76
88
73
57
74
62
30
44
46
36
47
39
23
64
96
3150
3050
3050
2950
2900
2800
2750
2900
3300
3650
3750
4000
3950
3850
4100
4150
4100
4050
Sea lvl1000m2000m3000m4000m5000m
7767667771112111313111299121181210713117161511181611171110
Sunrise
4:37
4:37
4:35
4:35
4:33
4:33
Sunset
6:39
6:40
6:40
6:42
6:43
6:44

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 2 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.
0.2
Bluebird days
Average snow, mostly sunny, light wind.



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