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snowy resort
Ski Japan - Nagano

Yunomaru Snow Forecast

36.42° N 138.42° E

Weather Forecast for Yunomaru at 1965 m altitude

Issued:
8 am 25 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 52.0mm), heaviest during Sun night. Very mild (max 13°C on Fri morning, min 8°C on Fri night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 28.0mm), heaviest during Wed night. Very mild (max 13°C on Wed night, min 9°C on Mon night). Winds increasing (light winds from the SSW on Tue afternoon, fresh winds from the WSW by Wed night).

Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
light rain
heavy rain
light rain
light rain
cloud
cloud
light rain
heavy rain
light rain
rain showers
part cloud
part cloud
cloud
cloud
light rain
mod rain
heavy rain
clear
light rain
heavy rain
light rain
light rain
cloudy
cloudy
light rain
heavy rain
light rain
rain shwrs
some clouds
some clouds
cloudy
cloudy
light rain
mod. rain
heavy rain
km/h
5
WSW
5
WSW
10
W
15
WSW
5
SW
10
WSW
10
SW
5
SSW
10
SE
20
W
15
W
20
WNW
10
W
10
SW
15
SW
15
SW
20
SW
25
SW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
 mm
—
2
12
5
1
—
—
1
31
4
2
—
—
—
—
2
6
14
max °C
13
13
11
8
8
10
11
11
10
12
12
11
11
11
10
10
11
13
min °C
11
12
8
8
8
8
10
10
10
11
12
9
9
10
10
10
10
11
 chill °C
10
12
6
6
7
7
9
8
9
9
10
6
7
9
8
8
7
8
Humid %
64
68
86
95
98
94
86
90
98
87
76
75
60
55
82
85
96
96
Freeze m
4100
3850
3350
3650
3750
3850
3950
4150
4150
4300
4100
3800
4000
3900
3950
4300
4550
4700
Sea lvl1000m2000m3000m4000m5000m
121310889111110121210101110101112151410999121110121210121210101012
Sunrise
5:35
—
—
5:35
—
—
5:37
—
—
5:37
—
—
5:39
—
—
5:39
—
—
Sunset
—
5:38
—
—
5:37
—
—
5:36
—
—
5:35
—
—
5:32
—
—
5:31
—

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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