snowy resort image
Ski Japan - Gunma

Marunuma Kogen Snow Forecast

Weather Forecast for Marunuma Kogen at 1390 m
Issued: 8 am  10 Dec 2025 (local time)

New snow in Marunuma Kogen

10.1cm4.0in
Thu 11th (NGT)
The snow forecast for Marunuma Kogen is: A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 3°C on Thu morning, min -10°C on Fri night). Winds increasing (calm on Wed afternoon, near gales from the NW by Fri morning).

Marunuma Kogen Weather (Next 3 days): The snow forecast for Marunuma Kogen is: A heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 3°C on Thu morning, min -10°C on Fri night). Winds increasing (calm on Wed afternoon, near gales from the NW by Fri morning).

Marunuma Kogen Weather (Days 4-6): A moderate fall of snow, heaviest on Sun night. Temperatures will be below freezing (max 0°C on Sun morning, min -8°C on Sat afternoon). Mainly fresh winds.


Marunuma Kogen Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
-5
15
snow showers
Middle Lift: 
-3
10
snow showers
Bottom Lift: 
1
5
snow showers
6 Day Forecast
Issued: 8 am 10 Dec 2025 / Updates in ::
Change Forecast Height
Choose Forecast
Last 6 daysScroll left for last 6 daysNow
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
snow showers
snow showers
cloud
part cloud
clear
mod snow
mod snow
light snow
snow showers
snow showers
part cloud
cloud
light snow
light snow
mod snow
snow showers
snow showers
snow showers
snow shwrs
snow shwrs
cloudy
some clouds
clear
mod. snow
mod. snow
light snow
snow shwrs
snow shwrs
some clouds
cloudy
light snow
light snow
mod. snow
snow shwrs
snow shwrs
snow shwrs
 km/h
10
WNW
5
NW
10
SSW
10
SSW
15
SW
15
NW
55
NW
45
NW
15
NW
10
NW
5
WNW
10
S
5
SE
5
NNW
35
NW
25
NW
20
NW
10
WNW
Snow map
9
7
4
3
1
1
7
2
1
1
max °C
1
-1
-3
3
3
-1
-8
-9
-9
-3
-4
-2
0
0
-3
-4
-5
-8
min °C
-1
-5
-5
0
-1
-8
-9
-9
-10
-6
-8
-7
0
-1
-5
-4
-7
-8
-4
-7
-9
-4
-6
-19
-21
-20
-17
-10
-12
-12
-2
-4
-14
-11
-13
-13
67
84
87
58
43
93
85
85
84
76
70
72
93
100
89
83
78
83
1250
1200
800
1450
1800
950
0
0
0
450
800
700
1400
1500
750
750
700
0
topbotSea lvl1000m2000m3000m4000m5000m
-5-6-5-2-2-8-14-13-10-8-7-6-2-3-8-8-9-80-3-421-5-9-9-10-5-6-50-1-4-4-6-8
Sunrise
6:43
6:43
6:45
6:46
6:46
6:47
Sunset
4:25
4:25
4:25
4:25
4:27
4:27

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:5cm
Last snowfall: 9 Dec 2025
Snow AlertsCreate Alert
Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)


Snow History

Week 2 of December has on average:
1.3
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.8
Powder days
Fresh snow, limited sun, any wind.
0.6
Bluebird days
Average snow, mostly sunny, light wind.




Snow-Forecast Partner Offers