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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 07 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 102.0mm), heaviest during Wed morning. Very mild (max 16°C on Mon night, min 11°C on Wed night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 28.0mm), heaviest during Fri morning. Very mild (max 14°C on Fri afternoon, min 12°C on Thu morning). Wind will be generally light.

Monday
7
Tuesday
8
Wednesday
9
Thursday
10
Friday
11
Saturday
12
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
heavy rain
light rain
light rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
cloud
light rain
mod rain
mod rain
light rain
light rain
mod rain
light rain
light rain
light rain
heavy rain
light rain
light rain
heavy rain
heavy rain
heavy rain
heavy rain
heavy rain
cloudy
light rain
mod. rain
mod. rain
light rain
light rain
mod. rain
light rain
light rain
km/h
20
SW
20
WSW
15
WSW
15
SSW
15
SSW
20
SSW
15
WSW
15
SSW
10
SW
15
SW
10
SSW
10
S
10
SW
15
WSW
15
SW
10
SW
5
SW
10
SSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
4
12
4
2
13
11
18
12
26
1
8
7
2
1
6
2
1
max °C
15
15
16
16
15
16
14
14
12
12
12
12
13
14
14
14
14
14
min °C
14
15
16
16
15
15
14
13
11
12
12
12
13
14
14
14
14
14
 chill °C
12
14
16
15
14
14
13
12
10
11
11
11
12
13
13
13
14
14
Humid %
91
92
88
94
96
96
99
98
100
91
95
98
98
98
95
98
95
95
Freeze m
5250
5200
5150
5150
5400
5300
5200
5300
5150
4850
4850
4900
4950
4900
4950
4850
4900
4900
Sea lvl1000m2000m3000m4000m5000m
151516161516141412121212131414141414151515171615141412131212131414141514
Sunrise
5:20
5:22
5:22
5:24
5:24
5:24
Sunset
6:06
6:05
6:02
6:01
6:00
5:59

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 1 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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