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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 pm 03 May 2026 (local time)

Forecast update in  hr  min

Next snow in Marunuma Kogen: 0.9cm on Mon 4th  (after 9 PM)

Last 6 daysScroll left for last 6 daysNow

Next 4 days weather summary:

Light rain (total 8.0mm) at first, then becoming colder with a dusting of snow on Mon night. Freeze-thaw conditions (max 12°C on Mon morning, min -2°C on Mon night). Winds decreasing (strong winds from the WNW on Mon night, light winds from the SSW by Tue night).

Days 5-7 weather summary:

Light rain (total 6.0mm), mostly falling on Thu afternoon. Very mild (max 12°C on Thu afternoon, min 3°C on Fri night). Wind will be generally light.

Monday
4
Tuesday
5
Wednesday
6
Thursday
7
Friday
8
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
rain showers
rain showers
snow showers
clear
clear
clear
part cloud
part cloud
cloud
part cloud
rain showers
light rain
cloud
light rain
clear
light rain
rain shwrs
rain shwrs
snow shwrs
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
rain shwrs
light rain
cloudy
light rain
clear
km/h
25
SW
25
WSW
40
WSW
45
WNW
15
NW
10
SW
10
SSW
5
S
10
S
10
SSW
5
SSW
5
WNW
10
SW
10
WSW
10
WSW
10
W
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
2
5
2
1
2
2
2
 max °C
10
12
10
-1
6
8
7
10
11
7
11
12
9
10
7
4
 min °C
9
11
4
-2
3
7
5
8
8
7
9
11
9
10
5
3
6
8
-1
-11
-1
6
3
7
6
5
9
10
7
8
3
0
78
87
45
88
46
40
60
61
45
88
74
69
83
66
87
47
4200
3600
2900
1350
2650
2850
3450
3550
3450
3350
3450
3500
3650
3450
3050
2200
Sea lvl1000m2000m3000m4000m5000m
995-33668869108942101491795121181314101373
Sunrise
4:46
4:45
4:43
4:43
4:41
Sunset
6:32
6:34
6:35
6:35
6:36

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:15cm
Last snowfall: 1 May 2026
Snow AlertsCreate Alert
Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)


Snow History

Week 1 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.
0.1
Bluebird days
Average snow, mostly sunny, light wind.



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