comScore pixel
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 16 Sep 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Heavy rain (total 25.0mm), heaviest during Wed afternoon. Very mild (max 15°C on Fri afternoon, min 11°C on Wed night). Wind will be generally light.

Days 4-6 weather summary:

Moderate rain (total 19.0mm), heaviest on Sat night. Very mild (max 15°C on Sun morning, min 13°C on Sat morning). Wind will be generally light.

Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
mod rain
mod rain
rain showers
light rain
part cloud
clear
part cloud
light rain
light rain
cloud
light rain
light rain
light rain
part cloud
light rain
light rain
mod rain
light rain
mod. rain
mod. rain
rain shwrs
light rain
some clouds
clear
some clouds
light rain
light rain
cloudy
light rain
light rain
light rain
some clouds
light rain
light rain
mod. rain
km/h
0
WSW
0
SE
5
S
0
NW
5
ENE
10
SE
10
SE
10
ESE
15
SE
10
SE
10
SE
10
SE
5
NNE
5
ENE
10
ESE
5
ENE
10
NE
15
N
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
5
8
7
2
2
1
2
3
2
2
2
2
6
max °C
12
12
12
13
13
11
14
15
12
13
14
13
15
15
14
14
14
14
min °C
12
12
11
12
12
11
12
12
12
13
14
13
13
14
14
14
13
13
 chill °C
12
12
11
12
12
10
11
11
11
12
14
12
13
14
14
14
12
12
Humid %
99
99
96
93
91
81
62
66
92
95
85
92
90
90
92
98
97
97
Freeze m
4350
4350
4200
4150
4150
4450
4400
4450
4400
4450
4600
4600
4650
4800
4950
4950
4950
5000
Sea lvl1000m2000m3000m4000m5000m
121111121211121312121312141413131413131212131310151412131413151514141413
Sunrise
5:28
5:28
5:28
5:30
5:31
5:31
Sunset
5:52
5:51
5:50
5:47
5:46
5:45

Days 7-16 weather summary:

Interested in the 16-day Forecast? Unlock the full forecast and many more features by becoming a Pro member.
  • Circle CheckHourly & 16-day forecasts
  • Circle CheckView past weather
  • Circle CheckFast, ad-free browsing
  • Circle CheckSnow hindcasts & History
Unlocks app & website

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)

Snow-Forecast Partner Offers

Snow History

Week 3 of September 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.

Map placeholder