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Ski Japan - Gunma

Marunuma Kogen Snow Forecast

Weather Forecast for Marunuma Kogen at 1390 m
Issued: 2 am  05 Jan 2026 (local time)

New snow in Marunuma Kogen

2.6cm1.0in
Mon 5th (PM)
The snow forecast for Marunuma Kogen is: A moderate fall of snow, heaviest on Tue morning. Temperatures will be below freezing (max 0°C on Mon morning, min -11°C on Tue night). Mainly strong winds.

Marunuma Kogen Weather (Next 3 days): The snow forecast for Marunuma Kogen is: A moderate fall of snow, heaviest on Tue morning. Temperatures will be below freezing (max 0°C on Mon morning, min -11°C on Tue night). Mainly strong winds.

Marunuma Kogen Weather (Days 4-6): A moderate fall of snow, heaviest on Thu afternoon. Freeze-thaw conditions (max 2°C on Sat morning, min -11°C on Thu night). Winds increasing (calm on Fri morning, strong winds from the W by Sat night).


Marunuma Kogen Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
-6
30
clear
Middle Lift: 
-4
20
clear
Bottom Lift: 
-2
10
clear
6 Day Forecast
Issued: 2 am 05 Jan 2026 / Updates in ::
Change Forecast Height
Choose Forecast
Last 6 daysScroll left for last 6 daysNow
Monday
5
Tuesday
6
Wednesday
7
Thursday
8
Friday
9
Saturday
10
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
light snow
snow showers
light snow
snow showers
snow showers
cloud
clear
snow showers
snow showers
snow showers
snow showers
clear
clear
clear
part cloud
snow showers
snow showers
some clouds
light snow
snow shwrs
light snow
snow shwrs
snow shwrs
cloudy
clear
snow shwrs
snow shwrs
snow shwrs
snow shwrs
clear
clear
clear
some clouds
snow shwrs
snow shwrs
 km/h
10
SW
10
W
10
NW
35
WNW
35
WNW
5
NW
10
SSW
5
SSW
5
SW
15
NW
35
WNW
15
NW
5
NW
5
SSW
5
S
20
SW
30
SW
20
WSW
Snow map
2
4
4
3
1
2
4
4
2
max °C
0
-1
-8
-6
-7
-10
-2
-2
-6
-6
-8
-10
-3
-3
-6
2
1
-3
min °C
-2
-5
-10
-8
-9
-11
-5
-7
-7
-6
-10
-11
-7
-8
-8
-1
-1
-8
-5
-9
-16
-17
-16
-11
-9
-10
-11
-12
-20
-16
-10
-12
-13
-6
-7
-18
60
82
78
83
79
66
57
55
48
72
80
86
60
51
69
26
60
81
1100
1200
0
200
350
0
600
1050
450
450
150
0
350
900
0
1350
1600
600
Sea lvl1000m2000m3000m4000m5000m
-6-7-12-13-11-10-8-8-9-12-13-12-8-7-6-4-4-10-1-3-9-7-8-11-4-5-7-6-9-11-5-6-710-6
Sunrise
6:54
6:54
6:54
6:54
6:54
6:54
Sunset
4:38
4:39
4:40
4:42
4:43
4:44

Snow Radar

Submit a report Eyeball Reporter

Latest snow reports near Marunuma Kogen:

  • 23 km away from Marunuma Kogen

    42 hours ago
    Is it snowing?

    Snowing at a moderate rate in Houdaigi. from Houdaigi

  • 34 km away from Marunuma Kogen

    43 hours ago
    Is it snowing?

    Snow is falling at Mt.T by Hoshino Resorts. from Mt.T by Hoshino Resorts

Marunuma Kogen Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:18cm
Last snowfall: 4 Jan 2026
Snow AlertsCreate Alert
Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)


Snow History

Week 1 of January has on average:
1.9
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
2.0
Powder days
Fresh snow, limited sun, any wind.
1.8
Bluebird days
Average snow, mostly sunny, light wind.



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