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Ski Japan - Gunma

Marunuma Kogen Snow Forecast

Weather Forecast for Marunuma Kogen at 1390 m
Issued: 8 pm  23 Dec 2025 (local time)

New snow in Marunuma Kogen

2.1cm0.8in
Wed 24th (AM)
The snow forecast for Marunuma Kogen is: Moderate rain (total 14.0mm) on Wed morning. Becoming colder with heavy fall of snow, heaviest during Fri morning. Freeze-thaw conditions (max 4°C on Wed morning, min -12°C on Fri afternoon). Winds increasing (calm on Wed night, strong winds from the WNW by Fri afternoon).

Marunuma Kogen Weather (Next 3 days): The snow forecast for Marunuma Kogen is: Moderate rain (total 14.0mm) on Wed morning. Becoming colder with heavy fall of snow, heaviest during Fri morning. Freeze-thaw conditions (max 4°C on Wed morning, min -12°C on Fri afternoon). Winds increasing (calm on Wed night, strong winds from the WNW by Fri afternoon).

Marunuma Kogen Weather (Days 4-6): A moderate fall of snow, heaviest on Fri night. Freeze-thaw conditions (max 1°C on Mon morning, min -12°C on Fri night). Winds decreasing (strong winds from the WNW on Fri night, calm by Sat night).


Marunuma Kogen Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
-2
20
light snow
Middle Lift: 
0
15
light snow
Bottom Lift: 
-1
10
light snow
6 Day Forecast
Issued: 8 pm 23 Dec 2025 / Updates in ::
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Last 6 daysScroll left for last 6 daysNow
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
night
AM
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night
AM
PM
night
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snow showers
mod rain
cloud
light rain
light rain
light snow
snow showers
mod snow
mod snow
mod snow
light snow
cloud
part cloud
snow showers
snow showers
clear
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mod. rain
cloudy
light rain
light rain
light snow
snow shwrs
mod. snow
mod. snow
mod. snow
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cloudy
some clouds
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 km/h
15
S
15
S
5
SW
5
W
0
S
5
W
10
SW
45
NW
50
WNW
35
WNW
10
NW
5
NW
0
WNW
20
WNW
10
NW
5
WSW
Snow map
2
2
10
9
8
1
2
1
6
2
4
1
1
max °C
1
4
4
3
3
3
2
-6
-10
-12
-7
-7
-10
-3
-3
-7
min °C
-3
2
3
3
3
1
-3
-7
-12
-12
-9
-11
-12
-5
-7
-8
-7
-2
3
3
3
1
-8
-18
-24
-24
-14
-11
-12
-12
-11
-11
79
98
95
74
98
100
99
89
88
84
74
67
50
84
72
52
1250
2000
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2550
2300
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1700
500
0
0
0
300
0
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0
Sea lvl1000m2000m3000m4000m5000m
-21221-1-4-12-17-15-12-12-12-9-7-6-134332-1-7-11-12-8-9-11-4-5-8
Sunrise
6:52
6:52
6:52
6:52
6:54
Sunset
4:30
4:30
4:31
4:31
4:32

Snow Radar

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Latest snow reports near Marunuma Kogen:

  • 11 km away from Marunuma Kogen

    2 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

  • 11 km away from Marunuma Kogen

    3 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

Marunuma Kogen Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:1cm
Last snowfall:21 Dec 2025
Snow AlertsCreate Alert
Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)


Snow History

Week 4 of December has on average:
2.1
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
1.2
Powder days
Fresh snow, limited sun, any wind.
1.2
Bluebird days
Average snow, mostly sunny, light wind.



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