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snowy resort
Ski Japan - Gunma

Manza Onsen Snow Forecast

36.64° N 138.51° E

Weather Forecast for Manza Onsen at 1820m altitude

Issued:
2 am 28 Aug 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Moderate rain (total 15.0mm), heaviest on Sun morning. Very mild (max 17°C on Fri morning, min 14°C on Fri night). Wind will be generally light.

Days 4-6 weather summary:

Moderate rain (total 18.0mm), heaviest on Mon afternoon. Very mild (max 19°C on Mon morning, min 16°C on Mon night). Wind will be generally light.

Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
cloud
light rain
light rain
light rain
cloud
light rain
rain showers
part cloud
thunderstorm
thunderstorm
rain showers
rain showers
rain showers
rain showers
part cloud
rain showers
clear
some clouds
cloudy
light rain
light rain
light rain
cloudy
light rain
rain shwrs
some clouds
t-storm
risk
t-storm
risk
rain shwrs
rain shwrs
rain shwrs
rain shwrs
some clouds
rain shwrs
clear
km/h
10
WNW
15
WNW
10
WSW
15
SW
15
WSW
10
WSW
10
SSW
5
WSW
5
WSW
5
WSW
5
W
5
SSE
10
SSE
10
SE
15
SSE
20
S
15
S
10
SW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
4
3
1
5
2
1
4
3
2
2
4
2
max °C
17
17
15
14
14
15
15
16
16
19
19
17
18
18
16
19
19
18
min °C
16
16
14
14
14
14
15
16
16
17
17
16
16
16
16
17
18
18
 chill °C
16
16
13
13
13
14
15
16
16
17
17
16
16
15
15
16
18
18
Humid %
83
70
78
95
98
93
97
88
89
84
81
85
81
77
91
84
75
73
Freeze m
4600
4900
4900
4900
5100
5150
5150
5250
5300
5200
5100
5100
5200
5100
5400
5500
5250
5450
Sea lvl1000m2000m3000m4000m5000m
151614131414141616171716171615171817181714141414151715201916191816192017
Sunrise
5:13
5:13
5:13
5:15
5:16
5:16
Sunset
6:20
6:19
6:17
6:15
6:15
6:13

Days 7-16 weather summary:

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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
Snow AlertsCreate Alert
Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)

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Snow History

Week 4 of August 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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