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snowy resort
Ski Japan - Gunma

Omote Manza Snow Forecast

36.59° N 138.52° E

Weather Forecast for Omote Manza at 1840m altitude

Issued:
2 am 22 Sep 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Light rain (total 4.0mm), mostly falling on Tue morning. Very mild (max 15°C on Tue morning, min 11°C on Tue night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 58.0mm), heaviest during Sun night. Very mild (max 14°C on Fri morning, min 8°C on Sat morning). Wind will be generally light.

Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
rain showers
clear
part cloud
cloud
light rain
rain showers
part cloud
clear
cloud
clear
part cloud
light rain
heavy rain
light rain
light rain
light rain
light rain
heavy rain
rain shwrs
clear
some clouds
cloudy
light rain
rain shwrs
some clouds
clear
cloudy
clear
some clouds
light rain
heavy rain
light rain
light rain
light rain
light rain
heavy rain
km/h
15
NNW
10
NNW
5
SSE
5
S
5
SSE
10
SSW
10
NW
10
NNW
5
NW
5
NW
0
WSW
5
S
10
WNW
10
SW
5
SSW
5
S
5
S
15
SSE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
1
1
2
2
13
2
3
1
4
33
max °C
15
15
13
12
12
12
14
14
13
14
14
11
9
9
9
10
10
11
min °C
12
13
11
12
12
11
12
12
12
12
12
10
8
9
9
10
10
10
 chill °C
10
13
11
12
12
10
11
12
12
12
12
10
6
7
8
9
10
8
Humid %
67
54
80
89
92
98
86
65
44
34
57
90
97
96
98
97
97
98
Freeze m
5150
4950
4750
4550
4450
4300
4450
4400
4050
4050
3900
3950
3500
3600
3900
3950
4050
4100
Sea lvl1000m2000m3000m4000m5000m
13131111111112121112119788991015141114131215141216151110109111111
Sunrise
5:33
5:33
5:33
5:35
5:35
5:37
Sunset
5:44
5:42
5:40
5:38
5:37
5:36

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Omote Manza:

No recent snow reports

No recent snow reports

Omote Manza 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 September 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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