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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 29 May 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Light rain (total 2.0mm), mostly falling on Fri morning. Very mild (max 16°C on Sun morning, min 7°C on Fri night). Winds decreasing (fresh winds from the WNW on Fri morning, calm by Sun afternoon).

Days 4-6 weather summary:

Heavy rain (total 64.0mm), heaviest during Wed night. Very mild (max 18°C on Mon morning, min 10°C on Wed morning). Wind will be generally light.

Friday
29
Saturday
30
Sunday
31
Monday
1
Tuesday
2
Wednesday
3
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
rain showers
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
cloud
light rain
heavy rain
heavy rain
rain shwrs
clear
clear
clear
clear
clear
clear
some clouds
clear
some clouds
cloudy
cloudy
cloudy
cloudy
cloudy
light rain
heavy rain
heavy rain
km/h
25
WNW
25
NW
10
WNW
15
W
15
WNW
10
W
10
W
10
NW
5
SW
5
S
15
S
10
S
10
S
10
S
5
SSW
10
SSE
10
SE
30
SE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
2
2
15
47
 max °C
10
11
9
14
14
13
16
16
15
18
18
15
15
16
13
11
11
13
 min °C
10
9
7
12
14
12
15
15
14
16
17
15
15
14
12
10
10
10
7
7
5
10
13
11
15
15
14
16
16
14
15
14
12
8
8
7
75
35
45
29
35
39
34
40
47
34
30
20
27
40
52
77
97
96
4050
4000
3300
3250
3350
3350
3400
3550
3750
3950
4000
4200
4200
4250
4350
4150
4250
4850
Sea lvl1000m2000m3000m4000m5000m
99710121113131315151314131110101112128171612191814201914181612131212
Sunrise
4:26
4:26
4:24
4:24
4:24
4:24
Sunset
6:52
6:53
6:54
6:54
6:55
6:57

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 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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