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Happo One snow
Ski Japan - Nagano

Happo One Snow Forecast

Weather Forecast for Happo One at 1831 m
Issued: 2 am  01 Apr 2026 (local time)

New snow in Happo One

10.0cm3.9in
Wed 1st (NGT)
The snow forecast for Happo One is: Moderate rain (total 14.0mm) on Wed night. Becoming colder with heavy fall of snow, heaviest during Thu morning. Freeze-thaw conditions (max 4°C on Wed morning, min -5°C on Thu night). Wind will be generally light.

Happo One Weather (Next 3 days): The snow forecast for Happo One is: Moderate rain (total 14.0mm) on Wed night. Becoming colder with heavy fall of snow, heaviest during Thu morning. Freeze-thaw conditions (max 4°C on Wed morning, min -5°C on Thu night). Wind will be generally light.

Happo One Weather (Days 4-6): A dusting of snow giving way to moderate rain (total 14.0mm) heaviest on Sat afternoon. Mild temperatures (max 7°C on Sun morning, min 1°C on Sat afternoon). Winds decreasing (fresh winds from the SSW on Sat night, light winds from the SSW by Mon afternoon).


Happo One Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 1.6m
4
5
cloud
Middle Lift: 
5
0
cloud
Bottom Lift: 0.25m
8
0
cloud
6 Day Forecast
Issued: 2 am 01 Apr 2026 / Updates in ::
Change Forecast Height
Choose Forecast
Last 6 daysScroll left for last 6 daysNow
Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
Monday
6
AM
PM
night
AM
PM
night
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night
AM
PM
night
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night
AM
PM
night
light rain
mod rain
heavy snow
mod snow
light snow
clear
clear
clear
part cloud
light rain
light snow
rain showers
part cloud
part cloud
part cloud
cloud
light rain
rain showers
light rain
mod. rain
heavy snow
mod. snow
light snow
clear
clear
clear
some clouds
light rain
light snow
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some clouds
some clouds
some clouds
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rain shwrs
 km/h
5
SSE
10
S
5
S
15
WNW
20
NW
15
NW
10
WNW
5
WNW
10
S
15
S
30
S
35
SSW
10
WSW
10
WSW
15
SW
15
WSW
10
S
10
WSW
Snow map
11
8
1
2
1
6
7
1
5
4
3
1
max °C
4
4
3
-1
-4
-3
2
3
2
3
3
5
7
7
5
7
4
3
min °C
4
3
0
-3
-4
-5
0
2
1
3
1
4
6
5
5
6
2
2
3
0
-2
-8
-10
-11
-4
2
-3
-1
-5
1
4
3
2
3
0
0
74
93
98
96
85
77
64
56
57
60
95
94
63
74
51
45
83
70
3400
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2450
1600
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Sea lvl1000m2000m3000m4000m5000m
442-2-4-413232576573311107531109511791413914118
Sunrise
5:35
5:33
5:31
5:31
5:28
5:28
Sunset
6:09
6:10
6:10
6:12
6:13
6:14

Snow Radar

Latest snow reports near Happo One:

No recent snow reports

No recent snow reports

Happo One Snow Conditions

Top snow depth:160cm
Bottom snow depth:25cm
Fresh snowfall depth:
Last snowfall:25 Mar 2026
Snow AlertsCreate Alert
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)


Snow History

Week 1 of April has on average:
0.8
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
1.0
Powder days
Fresh snow, limited sun, any wind.
0.7
Bluebird days
Average snow, mostly sunny, light wind.

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