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

Next 4 days weather summary:

Heavy rain (total 29.0mm), heaviest during Sat morning. Very mild (max 17°C on Sun afternoon, min 13°C on Sat afternoon). Wind will be generally light.

Days 5-7 weather summary:

Light rain (total 7.0mm), mostly falling on Mon night. Warm (max 20°C on Thu morning, min 15°C on Tue morning). Wind will be generally light.

Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
mod rain
mod rain
light rain
cloud
light rain
thunderstorm
clear
rain showers
thunderstorm
rain showers
clear
thunderstorm
rain showers
part cloud
thunderstorm
clear
mod. rain
mod. rain
light rain
cloudy
light rain
t-storm
risk
clear
rain shwrs
t-storm
risk
rain shwrs
clear
t-storm
risk
rain shwrs
some clouds
t-storm
risk
clear
km/h
15
WSW
15
SW
10
WSW
10
WSW
15
WSW
10
W
10
WSW
10
SW
5
SSW
10
S
5
S
10
SSE
10
S
15
S
15
S
20
SSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
7
10
3
3
2
1
3
1
2
1
2
max °C
15
14
13
15
15
17
16
17
17
16
18
18
16
18
18
16
min °C
14
14
13
13
15
17
15
16
16
16
15
16
15
16
17
16
 chill °C
13
13
12
12
14
17
15
16
16
16
15
16
14
16
16
15
Humid %
81
99
99
97
94
89
87
90
86
87
79
78
89
79
74
81
Freeze m
4950
5000
5150
5000
5150
5100
5350
5250
5200
5150
5050
4950
5050
5150
5050
5200
Sea lvl1000m2000m3000m4000m5000m
1514131415171617171617171617181615141414161716191816191916191916
Sunrise
5:13
5:15
5:16
5:16
5:16
Sunset
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 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 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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