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snowy resort
Ski Japan - Nagano

Sugadaira Snow Forecast

36.53° N 138.34° E

Weather Forecast for Sugadaira at 1650m altitude

Issued:
2 am 18 Sep 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Moderate rain (total 17.0mm), heaviest on Sun night. Very mild (max 17°C on Sat morning, min 12°C on Fri morning). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 22.0mm), heaviest during Wed night. Very mild (max 15°C on Mon morning, min 12°C on Mon night). Winds decreasing (fresh winds from the N on Mon afternoon, calm by Tue night).

Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
Wednesday
23
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
part cloud
clear
rain showers
rain showers
light rain
cloud
heavy rain
light rain
light rain
rain showers
clear
clear
clear
clear
light rain
mod rain
clear
clear
some clouds
clear
rain shwrs
rain shwrs
light rain
cloudy
heavy rain
light rain
light rain
rain shwrs
clear
clear
clear
clear
light rain
mod. rain
km/h
10
SE
10
ESE
10
SE
10
SE
5
ESE
10
SE
5
E
10
ESE
10
ESE
15
NNE
30
N
20
N
10
NNW
5
NNE
5
S
5
SSE
5
ESE
5
E
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
1
2
2
12
4
3
3
2
10
max °C
14
15
14
17
17
15
14
15
15
15
15
14
14
15
13
14
14
13
min °C
12
14
13
14
16
14
14
14
15
15
15
12
12
14
12
13
13
12
 chill °C
11
13
12
14
16
13
14
14
15
14
13
10
11
14
12
13
13
11
Humid %
75
68
86
86
77
92
93
95
95
96
97
79
67
67
83
89
90
95
Freeze m
4550
4600
4650
4700
4800
4800
4700
4800
5150
5250
5250
5400
4950
4850
4850
4600
4450
4150
Sea lvl1000m2000m3000m4000m5000m
131514161715141515151513131513141413171714201916171716161613161613181714
Sunrise
5:30
5:31
5:31
5:33
5:33
5:33
Sunset
5:50
5:49
5:46
5:45
5:44
5:43

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Sugadaira:

No recent snow reports

No recent snow reports

Sugadaira Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall: 7 Apr 2026
Snow AlertsCreate Alert
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)

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Snow History

Week 3 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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