comScore pixel
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 am 21 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 23.0mm), heaviest during Thu morning. Very mild (max 12°C on Thu morning, min 5°C on Fri night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 41.0mm), heaviest during Tue night. Very mild (max 16°C on Mon morning, min 8°C on Sun morning). Wind will be generally light.

Thursday
21
Friday
22
Saturday
23
Sunday
24
Monday
25
Tuesday
26
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod rain
light rain
light rain
light rain
light rain
cloud
part cloud
part cloud
light rain
cloud
part cloud
part cloud
clear
rain showers
part cloud
light rain
mod rain
heavy rain
mod. rain
light rain
light rain
light rain
light rain
cloudy
some clouds
some clouds
light rain
cloudy
some clouds
some clouds
clear
rain shwrs
some clouds
light rain
mod. rain
heavy rain
km/h
15
SSW
10
WSW
10
SW
5
S
5
WSW
5
SSE
10
S
10
S
15
S
10
SSW
10
SSW
5
WSW
5
WSW
5
S
5
SW
10
S
10
SSE
20
S
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
6
4
5
3
1
4
2
1
8
30
 max °C
12
12
10
7
6
5
9
9
7
9
10
12
16
16
13
15
14
14
 min °C
12
11
7
6
6
5
5
7
6
8
10
10
14
15
13
14
13
13
10
9
6
6
5
5
3
5
4
6
9
9
14
15
13
14
12
12
98
96
98
99
97
88
84
72
96
93
90
83
63
65
92
77
84
98
4350
4300
4000
3600
3700
4050
4050
4000
3700
3600
3700
3800
4050
4050
4200
4350
4400
4450
Sea lvl1000m2000m3000m4000m5000m
1111866677689101314121312131313977510108111212191714171514
Sunrise
4:31
4:30
4:28
4:28
4:28
4:28
Sunset
6:46
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 3 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.



Snow-Forecast Partner Offers
Map placeholder