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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 am 19 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 28.0mm), heaviest during Thu afternoon. Very mild (max 18°C on Tue morning, min 7°C on Thu night). Wind will be generally light.

Days 4-6 weather summary:

Light rain (total 7.0mm), mostly falling on Fri morning. Very mild (max 12°C on Sun morning, min 6°C on Fri night). Wind will be generally light.

Tuesday
19
Wednesday
20
Thursday
21
Friday
22
Saturday
23
Sunday
24
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
clear
part cloud
light rain
heavy rain
light rain
mod rain
light rain
light rain
light rain
part cloud
clear
part cloud
part cloud
rain showers
light rain
clear
some clouds
some clouds
clear
some clouds
light rain
heavy rain
light rain
mod. rain
light rain
light rain
light rain
some clouds
clear
some clouds
some clouds
rain shwrs
light rain
clear
km/h
5
WSW
5
S
0
SSE
5
NW
5
SW
10
S
15
SSW
15
SSW
10
SSW
5
SE
5
SSE
5
SSE
10
SSE
10
SSW
10
S
0
SSW
5
WNW
5
WNW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
2
11
5
6
4
2
2
1
2
 max °C
18
18
14
15
15
11
10
9
9
7
7
6
11
11
7
12
11
11
 min °C
17
16
13
14
14
10
10
9
7
7
7
6
9
9
6
8
10
10
17
16
13
14
14
8
8
7
7
6
7
6
8
7
4
8
10
9
44
51
63
57
65
97
99
99
96
99
98
88
60
55
85
81
78
77
4450
4250
4200
3750
3850
4100
4100
4250
4050
3500
3550
3950
4100
3900
3750
3400
3450
3600
Sea lvl1000m2000m3000m4000m5000m
1615121312109976669969992119131916121110988613127131310
Sunrise
4:31
4:31
4:31
4:30
4:28
4:28
Sunset
6:45
6:45
6:46
6:47
6:49
6:50

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.



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