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Ski Japan - Gunma

Marunuma Kogen Snow Forecast

Weather Forecast for Marunuma Kogen at 1390 m
Issued: 8 pm  22 Dec 2025 (local time)

New snow in Marunuma Kogen

1.4cm0.6in
Tue 23rd (NGT)
The snow forecast for Marunuma Kogen is: A dusting of snow giving way to moderate rain (total 14.0mm) heaviest on Wed afternoon. Freeze-thaw conditions (max 5°C on Thu morning, min -7°C on Mon night). Wind will be generally light.

Marunuma Kogen Weather (Next 3 days): The snow forecast for Marunuma Kogen is: A dusting of snow giving way to moderate rain (total 14.0mm) heaviest on Wed afternoon. Freeze-thaw conditions (max 5°C on Thu morning, min -7°C on Mon night). Wind will be generally light.

Marunuma Kogen Weather (Days 4-6): Light rain (total 3.0mm) on Thu night. Becoming colder with heavy fall of snow, heaviest during Fri morning. Freeze-thaw conditions (max 2°C on Thu night, min -12°C on Fri afternoon). Winds decreasing (near gales from the WNW on Fri afternoon, calm by Sat afternoon).


Marunuma Kogen Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
-7
15
clear
Middle Lift: 
-6
5
clear
Bottom Lift: 
-7
5
clear
6 Day Forecast
Issued: 8 pm 22 Dec 2025 / Updates in ::
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Last 6 daysScroll left for last 6 daysNow
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
night
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clear
clear
clear
light snow
light snow
mod rain
light rain
light rain
light rain
snow showers
heavy snow
mod snow
snow showers
snow showers
cloud
part cloud
clear
clear
clear
light snow
light snow
mod. rain
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light rain
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some clouds
 km/h
5
W
5
S
10
S
10
S
15
S
10
S
0
SW
5
W
5
NW
5
WSW
35
NW
50
WNW
30
NW
10
NW
0
WSW
5
WSW
Snow map
1
1
1
11
7
7
1
7
2
2
2
3
max °C
-7
0
-1
0
2
3
4
5
3
2
-6
-11
-11
-5
-5
-8
min °C
-7
-2
-5
-5
1
2
3
5
2
-4
-8
-12
-12
-9
-9
-9
-10
-4
-9
-10
-3
-1
1
5
2
-11
-19
-25
-23
-13
-9
-9
54
51
69
73
98
98
82
88
98
96
86
88
84
69
69
51
0
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0
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Sea lvl1000m2000m3000m4000m5000m
-7-5-4-3-1232-1-5-13-16-14-11-10-9-7-1-3-323453-1-7-12-12-7-7-9
Sunrise
6:52
6:52
6:52
6:52
6:52
Sunset
4:30
4:30
4:30
4:31
4:31

Snow Radar

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Latest snow reports near Marunuma Kogen:

  • 11 km away from Marunuma Kogen

    23 hours ago
    weather station observation

    Rain and snow or hail reported from Nikko at 1298 metres elevation 6 kms ESE of Nikko Shobugahama Ski Resort from Nikko Shobugahama

  • 39 km away from Marunuma Kogen

    24 hours ago
    Is it snowing?

    Snow falling in Edelweiss Ski Resort. from Edelweiss Ski Resort

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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