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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 am 04 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 49.0mm), heaviest during Sun night. Very mild (max 13°C on Fri morning, min 10°C on Sat night). Winds increasing (calm on Sat morning, fresh winds from the E by Sun night).

Days 4-6 weather summary:

Heavy rain (total 38.0mm), heaviest during Mon morning. Very mild (max 16°C on Mon afternoon, min 12°C on Wed night). Wind will be generally light.

Friday
4
Saturday
5
Sunday
6
Monday
7
Tuesday
8
Wednesday
9
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
mod rain
mod rain
light rain
cloud
cloud
light rain
light rain
heavy rain
heavy rain
light rain
light rain
light rain
light rain
mod rain
light rain
light rain
mod rain
light rain
mod. rain
mod. rain
light rain
cloudy
cloudy
light rain
light rain
heavy rain
heavy rain
light rain
light rain
light rain
light rain
mod. rain
light rain
light rain
mod. rain
km/h
10
W
10
WSW
10
SW
5
S
5
ESE
10
ESE
20
ESE
30
ESE
30
ESE
15
SE
20
SW
20
W
10
SW
10
SSW
15
SSW
10
W
10
W
10
WSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
2
6
6
2
1
4
28
11
1
3
2
2
6
3
3
7
max °C
13
13
12
11
12
11
11
11
13
15
16
15
15
15
15
15
14
13
min °C
13
12
11
11
12
10
10
11
11
14
15
14
15
14
14
14
13
12
 chill °C
12
12
10
11
12
8
7
8
8
13
14
13
14
14
13
13
12
11
Humid %
93
89
93
99
95
92
91
96
93
99
92
96
82
91
98
99
99
97
Freeze m
4550
4400
4300
4350
4650
4600
4750
4950
5050
5300
5250
5050
5050
5100
5150
5200
5150
5050
Sea lvl1000m2000m3000m4000m5000m
131312111211111112151615151515151413141412121211111112141614161515151412
Sunrise
5:18
5:20
5:20
5:20
5:22
5:22
Sunset
6:10
6:08
6:07
6:06
6:05
6:02

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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