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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:
2 am 19 Oct 2026 (local time)
Forecast update in:
 hr.  min.
Last 6 daysScroll left for last 6 daysNow
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
light rain
mod rain
rain showers
part cloud
part cloud
light rain
mod rain
cloud
light rain
snow showers
clear
clear
clear
part cloud
part cloud
clear
cloudy
cloudy
light rain
mod. rain
rain shwrs
some clouds
some clouds
light rain
mod. rain
cloudy
light rain
snow shwrs
clear
clear
clear
some clouds
some clouds
clear
km/h
15
WSW
15
WSW
10
WSW
20
W
15
SW
20
SSW
35
SW
40
WSW
20
W
15
WNW
15
WNW
10
NW
5
SW
5
S
5
SSW
5
WSW
5
WSW
10
WNW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
 mm
—
—
4
8
2
—
—
5
8
—
2
—
—
—
—
—
—
—
max °C
13
13
12
11
13
13
16
14
9
5
4
5
9
9
10
12
12
12
min °C
12
12
12
11
12
11
14
11
5
5
2
2
6
7
8
10
12
12
 chill °C
10
11
11
9
11
9
12
9
2
2
-1
-1
6
6
8
9
12
11
Humid %
64
76
88
93
76
90
66
76
87
77
76
67
35
43
47
37
51
56
Freeze m
4000
3900
4000
4000
3950
4150
4300
4200
3750
3250
2900
3250
3500
3700
3950
4000
3900
4200
Sea lvl1000m2000m3000m4000m5000m
1212111112111412743378811111213131213131116137642986121110
Sunrise
5:56
—
—
5:56
—
—
5:58
—
—
5:58
—
—
5:58
—
—
6:00
—
—
Sunset
—
5:05
—
—
5:04
—
—
5:01
—
—
5:00
—
—
5:00
—
—
4:59
—

Next 3 days weather summary:

Heavy rain (total 27.0mm), heaviest during Tue morning. Very mild (max 16°C on Wed morning, min 5°C on Wed night). Winds increasing (light winds from the WSW on Mon night, strong winds from the SW by Wed morning).

Days 4-6 weather summary:

Light rain (total 2.0mm), mostly falling on Thu afternoon. Very mild (max 12°C on Sat morning, min 2°C on Thu afternoon). 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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