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Ski Japan - Gunma

Manza Onsen Snow Forecast

36.64° N 138.51° E

Weather Forecast for Manza Onsen at 1820 m altitude

Issued:
8 pm 15 Oct 2026 (local time)
Forecast update in:
 hr.  min.
Last 6 daysScroll left for last 6 daysNow
Friday
16
Saturday
17
Sunday
18
Monday
19
Tuesday
20
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
clear
part cloud
light rain
clear
clear
clear
clear
clear
part cloud
cloud
light rain
light rain
light rain
rain showers
rain showers
some clouds
clear
some clouds
light rain
clear
clear
clear
clear
clear
some clouds
cloudy
light rain
light rain
light rain
rain shwrs
rain shwrs
km/h
10
SW
10
W
10
NW
15
NW
10
NNW
10
NNW
5
SSW
10
S
5
S
10
SSW
20
SW
25
WSW
15
WSW
15
SSW
25
SW
20
SW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
 mm
—
—
—
2
—
—
—
—
—
—
—
1
1
2
3
1
max °C
7
11
10
9
9
9
9
11
11
10
13
14
12
13
14
13
min °C
7
9
9
5
6
8
8
9
9
9
11
12
11
12
13
13
 chill °C
6
8
8
2
4
7
8
8
7
7
9
10
9
10
11
11
Humid %
77
43
48
83
65
39
42
57
59
68
67
71
92
93
77
88
Freeze m
3450
3450
3400
3200
3500
3450
3800
4050
4100
4300
4150
3950
4000
4100
4100
4250
Sea lvl1000m2000m3000m4000m5000m
6997788910912121112131261210698612108141311131312
Sunrise
—
5:52
—
—
5:54
—
—
5:54
—
—
5:56
—
—
5:56
—
—
Sunset
—
—
5:08
—
—
5:07
—
—
5:06
—
—
5:05
—
—
5:04
—

Next 4 days weather summary:

Light rain (total 2.0mm), mostly falling on Fri night. Very mild (max 11°C on Fri morning, min 5°C on Fri night). Wind will be generally light.

Days 5-7 weather summary:

Moderate rain (total 13.0mm), heaviest on Tue afternoon. Very mild (max 15°C on Wed morning, min 8°C on Wed afternoon). Winds increasing (light winds from the WSW on Mon night, strong winds from the SW by Wed morning).

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Manza Onsen:

No recent snow reports

No recent snow reports

Manza Onsen Snow Conditions

Top snow depth:—
Bottom snow depth:—
Fresh snowfall depth:—
Last snowfall: 9 May 2026
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Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)

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Snow History

Week 3 of October has on average:

0.0
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.1
Powder days
Fresh snow, limited sun, any wind.
0.0
Bluebird days
Average snow, mostly sunny, light wind.

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