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Ski Japan - Gunma

Marunuma Kogen Snow Forecast

Weather Forecast for Marunuma Kogen at 1390 m
Issued: 2 pm  17 Dec 2025 (local time)

New snow in Marunuma Kogen

1.0cm0.4in
Wed 17th (NGT)
The snow forecast for Marunuma Kogen is: A dusting of new snow. Freeze-thaw conditions (max 6°C on Sat morning, min -6°C on Wed night). Wind will be generally light.

Marunuma Kogen Weather (Next 3 days): The snow forecast for Marunuma Kogen is: A dusting of new snow. Freeze-thaw conditions (max 6°C on Sat morning, min -6°C on Wed night). Wind will be generally light.

Marunuma Kogen Weather (Days 4-6): Mild with light rain (total 3.0mm) on Sun night Becoming colder with a light covering of snow, mostly falling on Mon afternoon. Freeze-thaw conditions (max 9°C on Sun morning, min -4°C on Mon night). Wind will be generally light.


Marunuma Kogen Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
-4
25
part cloud
Middle Lift: 
-3
15
part cloud
Bottom Lift: 
-3
10
part cloud
6 Day Forecast
Issued: 2 pm 17 Dec 2025 / Updates in ::
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Last 6 daysScroll left for last 6 daysNow
Wed
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
snow showers
snow showers
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
part cloud
light rain
light snow
light snow
light snow
cloudy
snow shwrs
snow shwrs
clear
clear
clear
clear
some clouds
some clouds
clear
clear
some clouds
some clouds
light rain
light snow
light snow
light snow
 km/h
10
S
15
NNW
10
NW
5
NW
5
SW
5
SSW
5
S
10
SW
10
SSW
10
SSW
10
SW
10
SSW
5
W
10
NNW
5
NNW
5
NNE
5
NW
Snow map
1
2
4
2
3
max °C
0
-2
-2
-2
-4
3
3
2
6
7
4
9
8
5
1
0
-2
min °C
-3
-6
-4
-6
-6
1
-1
0
5
3
3
8
5
1
0
-1
-4
-6
-11
-8
-6
-10
-1
-4
-3
2
0
0
6
5
-2
0
-4
-8
86
88
75
70
61
51
64
38
67
85
70
51
72
93
99
99
99
1400
850
800
1050
650
1700
2150
2650
2500
2650
2900
2950
2900
2550
1550
1350
1050
topbotSea lvl1000m2000m3000m4000m5000m
-4-5-6-5-4-114345652-2-3-5-2-4-3-4-52116549731-1-3
Sunrise
6:48
6:50
6:50
6:50
6:50
Sunset
4:27
4:28
4:28
4:29
4:29
4:30

Snow Radar

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Latest snow reports near Marunuma Kogen:

  • 50 km away from Marunuma Kogen

    10 hours ago
    Is it snowing?

    No clouds over Naeba today. No wind here. Temperatures are around freezing. A dusting of new snow. Only some lifts are open. from Naeba

  • 11 km away from Marunuma Kogen

    17 hours ago
    weather station observation

    Freezing rain reported from Nikko at 1298 metres elevation 6 kms ESE of Nikko Shobugahama but it is forecast cold enough for snow at the ski area from Nikko Shobugahama

  • 11 km away from Marunuma Kogen

    20 hours ago
    weather station observation

    Continuous light snow reported from Nikko at 1298 metres elevation 6 kms ESE of Nikko Shobugahama Ski Resort from Nikko Shobugahama

Marunuma Kogen Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:13cm
Last snowfall:16 Dec 2025
Snow AlertsCreate Alert
Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)


Snow History

Week 3 of December has on average:
1.7
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
1.5
Powder days
Fresh snow, limited sun, any wind.
0.8
Bluebird days
Average snow, mostly sunny, light wind.




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