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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:
8 am 22 Sep 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Light rain (total 5.0mm), mostly falling on Wed afternoon. Very mild (max 14°C on Tue morning, min 11°C on Tue night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 31.0mm), heaviest during Sat morning. Very mild (max 13°C on Fri morning, min 8°C on Sat morning). Wind will be generally light.

Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
cloud
light rain
rain showers
rain showers
part cloud
cloud
clear
part cloud
light rain
mod rain
light rain
light rain
cloud
light rain
heavy rain
clear
clear
clear
cloudy
light rain
rain shwrs
rain shwrs
some clouds
cloudy
clear
some clouds
light rain
mod. rain
light rain
light rain
cloudy
light rain
heavy rain
km/h
15
NW
10
NW
5
S
5
SSE
5
SSE
10
SSW
10
WNW
10
NW
5
WNW
10
NW
5
WSW
5
SSW
10
WSW
10
SW
10
SW
10
WSW
5
SSW
5
W
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
1
3
1
1
8
3
5
3
11
max °C
14
14
13
11
12
12
13
13
12
13
13
11
8
9
9
10
11
10
min °C
12
13
11
11
11
11
12
12
12
11
12
9
8
9
9
10
10
10
 chill °C
10
13
11
11
10
10
11
12
12
10
12
9
7
7
7
9
10
10
Humid %
60
50
70
88
93
98
87
69
49
34
50
77
96
99
99
93
98
100
Freeze m
5150
4950
4750
4550
4450
4300
4400
4450
4150
4100
3950
4000
3550
3700
3950
3950
4100
4000
Sea lvl1000m2000m3000m4000m5000m
131412111212131312121310899101110151411121211141411141310999121110
Sunrise
5:33
5:33
5:35
5:35
5:35
5:37
Sunset
5:44
5:42
5:40
5:38
5:37
5:36

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 4 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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