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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 28 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 44.0mm), heaviest during Mon morning. Very mild (max 14°C on Mon morning, min 8°C on Tue morning). Wind will be generally light.

Days 4-6 weather summary:

Light rain (total 7.0mm), mostly falling on Thu afternoon. Very mild (max 12°C on Thu morning, min 4°C on Fri afternoon). Winds decreasing (fresh winds from the WNW on Fri morning, calm by Sat morning).

Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
Saturday
3
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
heavy rain
mod rain
mod rain
heavy rain
mod rain
clear
clear
clear
light rain
light rain
light rain
rain showers
clear
clear
clear
clear
part cloud
part cloud
heavy rain
mod. rain
mod. rain
heavy rain
mod. rain
clear
clear
clear
light rain
light rain
light rain
rain shwrs
clear
clear
clear
clear
some clouds
some clouds
km/h
25
WSW
20
WSW
20
W
20
WNW
20
WNW
15
W
10
SW
5
SSW
20
SW
15
SW
10
WSW
20
WNW
35
WNW
25
NW
15
WNW
10
WNW
5
S
10
SSE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
 mm
11
6
6
13
6
—
—
—
2
2
4
1
—
—
—
—
—
—
max °C
14
13
12
8
9
10
12
12
12
12
12
11
6
6
4
8
9
7
min °C
12
13
9
8
8
9
10
11
11
12
12
7
6
4
4
5
8
6
 chill °C
10
11
6
5
5
7
9
10
9
10
11
3
1
-1
0
3
8
5
Humid %
94
83
72
91
85
64
55
63
96
92
97
77
59
53
55
48
40
61
Freeze m
4400
4400
4250
3800
3900
4250
4450
4550
4500
4600
4550
4650
3950
3650
3500
3700
3750
4000
Sea lvl1000m2000m3000m4000m5000m
13131189101112121212965479714141198713121113129863996
Sunrise
5:37
—
—
5:39
—
—
5:39
—
—
5:39
—
—
5:41
—
—
5:41
—
—
Sunset
—
5:35
—
—
5:32
—
—
5:31
—
—
5:30
—
—
5:29
—
—
5:28
—

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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