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snowy resort
Lat Long: 36.64° N 138.51° E
Ski Japan - Gunma

Manza Onsen Snow Forecast

Weather Forecast for Manza Onsen at 1820m altitude

Issued: 2 pm 08 Aug 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Heavy rain (total 38.0mm), heaviest during Sat afternoon. Very mild (max 19°C on Sat afternoon, min 12°C on Mon night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 22.0mm), heaviest during Tue night. Very mild (max 18°C on Thu afternoon, min 12°C on Tue night). Wind will be generally light.

Sat
8
Sunday
9
Monday
10
Tuesday
11
Wednesday
12
Thursday
13
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
thunderstorm
mod rain
light rain
thunderstorm
thunderstorm
part cloud
thunderstorm
rain showers
part cloud
light rain
mod rain
light rain
light rain
light rain
rain showers
thunderstorm
rain showers
t-storm
risk
mod. rain
light rain
t-storm
risk
t-storm
risk
some clouds
t-storm
risk
rain shwrs
some clouds
light rain
mod. rain
light rain
light rain
light rain
rain shwrs
t-storm
risk
rain shwrs
km/h
5
E
5
SSE
5
NE
5
NNE
5
N
5
NNW
5
N
5
NW
10
NNW
15
NNW
10
SW
20
SE
20
SE
20
SE
15
SE
15
SE
15
SE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
16
10
2
5
2
2
1
1
8
2
2
3
1
2
3
max °C
19
16
18
18
16
19
18
14
16
14
13
13
14
13
17
18
15
min °C
17
16
16
17
15
16
16
12
14
13
12
13
13
13
15
16
15
 chill °C
17
16
16
17
15
16
16
11
13
11
11
11
11
11
14
16
14
Humid %
80
84
84
82
89
73
67
72
53
72
90
88
84
84
78
63
89
Freeze m
4950
4850
4750
4800
4750
4750
4750
4650
4550
4600
4500
4550
4500
4500
4600
4700
4800
Sea lvl1000m2000m3000m4000m5000m
17151616151616121413121213131516141916191816191813171413141413181815
Sunrise
4:56
4:58
4:58
5:00
5:01
Sunset
6:45
6:44
6:43
6:42
6:40
6:39

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 2 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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