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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 01 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 33.0mm), heaviest during Thu afternoon. Very mild (max 18°C on Wed morning, min 12°C on Thu night). Wind will be generally light.

Days 4-6 weather summary:

Moderate rain (total 10.0mm), heaviest on Fri afternoon. Very mild (max 14°C on Fri morning, min 11°C on Sat night). Wind will be generally light.

Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
Sunday
6
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
rain showers
rain showers
rain showers
thunderstorm
mod rain
light rain
mod rain
mod rain
cloud
light rain
cloud
light rain
rain showers
light rain
light rain
cloud
light rain
clear
rain shwrs
rain shwrs
rain shwrs
t-storm
risk
mod. rain
light rain
mod. rain
mod. rain
cloudy
light rain
cloudy
light rain
rain shwrs
light rain
light rain
cloudy
light rain
km/h
5
SSW
5
SSW
10
SSW
5
W
5
SSW
10
S
15
WSW
15
WSW
5
SSW
0
NW
5
ESE
0
NW
5
ESE
10
E
15
ESE
15
ESE
15
SE
20
SE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
1
1
1
4
6
3
9
8
2
2
1
3
1
1
max °C
16
16
15
18
18
16
15
13
13
14
14
12
12
13
12
12
12
12
min °C
15
15
15
16
17
16
15
13
12
13
13
12
12
12
11
11
11
11
 chill °C
15
15
15
16
17
16
14
12
12
13
13
12
12
11
9
9
9
9
Humid %
85
90
88
77
69
80
86
94
91
82
84
85
78
73
74
73
79
96
Freeze m
5100
5050
5100
4900
4800
4900
4800
4750
4700
4750
4600
4350
4400
4400
4750
4850
4950
4800
Sea lvl1000m2000m3000m4000m5000m
161615171816151313141412121312121212171715191916161412161413131412131211
Sunrise
5:16
5:16
5:18
5:18
5:20
5:20
Sunset
6:15
6:13
6:12
6:10
6:08
6:07

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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