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Marunuma Kogen ski resort snow
Ski Japan - Gunma

Marunuma Kogen Snow Forecast

36.81° N 139.34° E

Weather Forecast for Marunuma Kogen at 1390 m altitude

Next snow in Marunuma Kogen:
0.4 cm on Tue 27th
Issued:
8 pm 21 Oct 2026 (local time)
Forecast update in:
 hr.  min.
Last 6 daysScroll left for last 6 daysNow
Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
rain showers
rain showers
rain showers
clear
clear
part cloud
cloud
light rain
heavy rain
heavy rain
light rain
cloud
cloud
light rain
light rain
heavy rain
rain shwrs
rain shwrs
rain shwrs
clear
clear
some clouds
cloudy
light rain
heavy rain
heavy rain
light rain
cloudy
cloudy
light rain
light rain
heavy rain
km/h
10
NW
10
NW
10
NW
5
WNW
5
SW
10
SSW
10
SSW
5
SSE
10
SSE
10
SSE
5
NNW
5
WNW
0
NW
5
SSW
5
S
5
WSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
 mm
5
2
1
—
—
—
—
2
16
17
2
—
—
2
2
12
max °C
12
8
6
2
12
11
9
11
10
11
12
13
11
12
11
11
min °C
6
7
3
2
8
6
6
10
10
10
12
11
10
11
11
11
 chill °C
4
5
0
0
7
4
4
9
9
9
12
11
10
11
10
11
Humid %
88
79
74
59
63
63
69
69
98
97
90
91
89
98
99
99
Freeze m
3600
3100
2900
3350
3500
3850
3950
3900
3950
4200
4000
4050
3900
3700
3650
4050
Sea lvl1000m2000m3000m4000m5000m
84337789891010988998521098111011121211121111
Sunrise
—
5:54
—
—
5:56
—
—
5:56
—
—
5:58
—
—
5:58
—
—
Sunset
—
—
4:58
—
—
4:55
—
—
4:54
—
—
4:53
—
—
4:52
—

Next 4 days weather summary:

Heavy rain (total 26.0mm), heaviest during Sat afternoon. Very mild (max 12°C on Wed night, min 2°C on Thu night). Wind will be generally light.

Days 5-7 weather summary:

Heavy rain (total 42.0mm), heaviest during Sat night. Very mild (max 14°C on Tue morning, min 7°C on Tue afternoon). Wind will be generally light.

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Avalanche information: Japan Avalanche Network


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:—
Last snowfall: 9 May 2026
Snow AlertsCreate Alert
Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)

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Snow History

Week 4 of October has on average:

0.0
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.0
Powder days
Fresh snow, limited sun, any wind.
0.0
Bluebird days
Average snow, mostly sunny, light wind.


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