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snowy resort
Ski Japan - Nagano

Yunomaru Snow Forecast

36.42° N 138.42° E

Weather Forecast for Yunomaru at 1965m 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 28.0mm), heaviest during Wed afternoon. Very mild (max 12°C on Wed morning, min 10°C on Thu night). Wind will be generally light.

Days 4-6 weather summary:

Moderate rain (total 16.0mm), heaviest on Sat night. Very mild (max 14°C on Sun morning, min 12°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
light rain
light rain
part cloud
clear
part cloud
light rain
light rain
part cloud
light rain
light rain
rain showers
part cloud
light rain
light rain
light rain
light rain
mod. rain
mod. rain
light rain
light rain
some clouds
clear
some clouds
light rain
light rain
some clouds
light rain
light rain
rain shwrs
some clouds
light rain
light rain
light rain
km/h
5
WSW
5
SE
5
SE
0
NNW
5
E
10
ESE
15
ESE
15
ESE
15
ESE
10
ESE
10
ESE
10
ESE
5
NE
5
E
10
ESE
10
ENE
15
NE
20
N
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
5
9
9
2
2
1
2
4
2
1
3
3
1
max °C
12
12
11
12
12
11
12
12
11
12
13
12
14
14
14
13
13
13
min °C
12
11
11
11
11
10
10
12
11
12
13
12
13
14
13
13
13
13
 chill °C
12
10
10
11
10
8
8
11
9
11
12
10
13
14
12
12
12
11
Humid %
98
100
96
93
91
75
68
73
91
97
92
96
90
86
90
97
96
96
Freeze m
4400
4400
4200
4200
4150
4450
4450
4500
4450
4500
4600
4650
4650
4850
4950
5000
5000
5100
Sea lvl1000m2000m3000m4000m5000m
121211121211111211121312141414131313131211131210131311121312151413141413
Sunrise
5:28
5:28
5:30
5:31
5:31
5:31
Sunset
5:52
5:51
5:50
5:47
5:46
5:45

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Yunomaru:

No recent snow reports

No recent snow reports

Yunomaru Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall: 1 May 2026
Snow AlertsCreate Alert
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)

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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.

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