Happo One snow
Ski Japan - Nagano

Happo One Snow Forecast

Weather Forecast for Happo One at 1296 m
Issued: 2 pm  17 Sep 2025 (local time)

The snow forecast for Happo One is: Heavy rain (total 58.0mm), heaviest during Thu morning. Warm (max 23°C on Wed afternoon, min 14°C on Thu night). Wind will be generally light.

Happo One Weather (Next 3 days): The snow forecast for Happo One is: Heavy rain (total 58.0mm), heaviest during Thu morning. Warm (max 23°C on Wed afternoon, min 14°C on Thu night). Wind will be generally light.

Happo One Weather (Days 4-6): Heavy rain (total 36.0mm), heaviest during Sat afternoon. Very mild (max 16°C on Sat afternoon, min 11°C on Sun night). Wind will be generally light.


Happo One Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 0.0m
17
10
thunderstorm
Middle Lift: 
20
5
thunderstorm
Bottom Lift: 0.0m
21
5
thunderstorm
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6 Day Forecast
Issued: 2 pm 17 Sep 2025 / Updates in ::
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Last 6 daysScroll left for last 6 daysNow
Wed
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
thunderstorm
rain showers
heavy rain
heavy rain
light rain
light rain
light rain
mod rain
mod rain
heavy rain
mod rain
rain showers
light rain
cloud
rain showers
rain showers
rain showers
part cloud
rain showers
part cloud
risk thun- der
rain shwrs
heavy rain
heavy rain
light rain
light rain
light rain
mod. rain
mod. rain
heavy rain
mod. rain
rain shwrs
light rain
cloudy
rain shwrs
rain shwrs
rain shwrs
some clouds
rain shwrs
some clouds
 km/h
5
NW
5
SSW
5
W
5
NW
5
N
5
SE
5
SE
10
S
15
S
5
WNW
5
WNW
5
N
5
NNE
5
SSE
5
ENE
5
NNE
10
SSE
5
SSE
5
SE
10
S
Snow map
 cm 
 mm 
3
3
14
13
2
1
2
10
10
19
7
2
2
2
3
1
2
max°C
23
20
18
16
15
17
16
15
17
16
14
14
13
12
14
13
12
15
15
12
min°C
20
18
18
16
14
15
15
14
15
15
12
12
12
11
13
12
11
13
13
12
chill°C 
20
18
18
16
14
15
15
14
14
15
12
12
12
11
13
12
10
13
13
11
Humid% 
74
81
92
98
99
90
91
96
97
97
95
92
90
94
89
88
94
80
72
88
Freezing level (m
4900
4850
4650
4450
4300
4250
4250
4350
4500
4500
3700
4000
3700
3500
3400
3450
3600
3600
3500
3700
topliftbotliftSea lvl1000m2000m3000m4000m5000m
18161513121313121413101110910109101192420211917201917181916181615181613191713
Sunrise
5:31
5:33
5:33
5:35
5:35
5:35
Sunset
5:53
5:52
5:51
5:49
5:47
5:45
5:45

Snow Radar

Latest snow reports near Happo One:

No recent snow reports

No recent snow reports

Happo One Snow Conditions

Top snow depth:0cm
Bottom snow depth:0cm
Fresh snowfall depth:
Last snowfall:28 Apr 2025
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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.