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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

Next snow in Manza Onsen:
0.4 cm on Tue 27th
Issued:
2 am 20 Oct 2026 (local time)
Forecast update in:
 hr.  min.
Last 6 daysScroll left for last 6 daysNow
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
rain showers
part cloud
clear
light rain
mod rain
light rain
rain showers
clear
clear
clear
part cloud
cloud
light rain
light rain
part cloud
rain showers
part cloud
light rain
rain shwrs
some clouds
clear
light rain
mod. rain
light rain
rain shwrs
clear
clear
clear
some clouds
cloudy
light rain
light rain
some clouds
rain shwrs
some clouds
km/h
25
SW
15
WSW
20
SSW
35
SW
40
WSW
20
W
20
NW
20
NW
5
WNW
5
SSW
5
S
10
SSW
10
SSW
5
S
5
W
10
NW
10
NNW
5
W
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
 mm
4
3
—
—
2
7
2
1
—
—
—
—
—
5
3
—
1
—
max °C
12
13
13
16
16
10
3
2
5
10
10
11
12
11
11
13
11
10
min °C
12
12
12
14
13
4
3
1
3
7
8
9
11
11
11
11
10
9
 chill °C
10
10
10
12
11
0
-1
-3
0
6
8
8
10
10
11
10
10
8
Humid %
92
85
84
72
68
85
81
74
40
42
51
61
67
88
96
81
88
77
Freeze m
4050
3900
4150
4350
4200
3750
2600
2550
3350
3550
3850
4050
3950
4000
4000
3950
3750
4050
Sea lvl1000m2000m3000m4000m5000m
111212141362248991110101110913131216157422109812111014119
Sunrise
5:56
—
—
5:58
—
—
5:58
—
—
5:58
—
—
6:00
—
—
6:01
—
—
Sunset
—
5:04
—
—
5:01
—
—
5:00
—
—
5:00
—
—
4:59
—
—
4:57
—

Next 3 days weather summary:

Moderate rain (total 19.0mm), heaviest on Wed night. Very mild (max 16°C on Wed morning, min 1°C on Thu afternoon). Winds decreasing (strong winds from the WSW on Wed afternoon, light winds from the WNW by Thu night).

Days 4-6 weather summary:

Light rain (total 9.0mm), mostly falling on Sat afternoon. Very mild (max 13°C on Sun morning, min 7°C on Fri morning). Wind will be generally light.

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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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