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

Next 4 days weather summary:

Light rain (total 2.0mm), mostly falling on Wed night. Very mild (max 14°C on Thu morning, min 11°C on Tue night). Wind will be generally light.

Days 5-7 weather summary:

Heavy rain (total 35.0mm), heaviest during Sat morning. Very mild (max 13°C on Mon morning, min 9°C on Fri night). Wind will be generally light.

Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
cloud
cloud
light rain
rain showers
part cloud
part cloud
part cloud
part cloud
light rain
mod rain
light rain
light rain
cloud
mod rain
rain showers
some clouds
cloudy
cloudy
light rain
rain shwrs
some clouds
some clouds
some clouds
some clouds
light rain
mod. rain
light rain
light rain
cloudy
mod. rain
rain shwrs
km/h
5
S
5
SSE
5
SSE
10
SSW
10
WNW
10
NW
5
W
5
WNW
5
SW
10
SSW
10
SW
15
SW
5
SW
10
SSW
0
SSW
10
WSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
1
1
5
9
3
2
7
7
max °C
13
11
11
12
14
14
12
13
13
11
9
10
10
11
11
12
min °C
11
11
11
11
12
12
11
12
11
9
9
10
10
10
10
10
 chill °C
10
10
10
10
11
12
10
12
11
7
8
8
9
8
10
10
Humid %
68
88
94
96
85
68
64
37
58
90
98
97
98
93
92
89
Freeze m
4750
4550
4400
4200
4400
4400
4100
4100
4050
3900
3700
3900
4000
4000
4150
4100
Sea lvl1000m2000m3000m4000m5000m
121111121313121312109101011111111121312151411141411101010121111
Sunrise
5:33
5:35
5:35
5:35
5:37
Sunset
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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