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Happo One snow
Ski Japan - Nagano

Happo One Snow Forecast

Weather Forecast for Happo One at 1296 m
Issued: 8 pm  31 Mar 2026 (local time)

New snow in Happo One

3.9cm1.5in
Thu 2nd (AM)
The snow forecast for Happo One is: Heavy rain (total 39.0mm), heaviest during Wed night. Later becoming colder with a dusting of snow on Thu morning. Freeze-thaw conditions (max 10°C on Tue night, min -1°C on Thu afternoon). Wind will be generally light.

Happo One Weather (Next 3 days): The snow forecast for Happo One is: Heavy rain (total 39.0mm), heaviest during Wed night. Later becoming colder with a dusting of snow on Thu morning. Freeze-thaw conditions (max 10°C on Tue night, min -1°C on Thu afternoon). Wind will be generally light.

Happo One Weather (Days 4-6): Moderate rain (total 19.0mm), heaviest on Sat afternoon. Very mild (max 12°C on Mon morning, min 3°C on Fri night). Wind will be generally light.


Happo One Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 1.6m
4
15
light rain
Middle Lift: 
5
5
light rain
Bottom Lift: 0.25m
8
5
light rain
6 Day Forecast
Issued: 8 pm 31 Mar 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
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
light rain
light rain
heavy rain
light snow
light snow
part cloud
clear
clear
part cloud
light rain
mod rain
rain showers
part cloud
rain showers
part cloud
light rain
light rain
light rain
heavy rain
light snow
light snow
some clouds
clear
clear
some clouds
light rain
mod. rain
rain shwrs
some clouds
rain shwrs
some clouds
 km/h
10
WNW
5
E
5
SSE
5
SSE
10
NW
10
NW
5
WNW
5
WNW
5
NW
10
S
15
SSE
15
SSE
15
S
5
W
5
N
10
S
Snow map
3
3
1
4
31
1
10
5
1
max °C
10
6
6
4
2
0
0
6
7
4
7
4
8
10
9
8
min °C
4
5
5
2
1
-1
-1
3
5
3
5
4
5
8
8
7
4
5
4
1
-2
-4
-4
2
5
0
2
0
1
7
8
6
90
92
89
98
98
90
72
61
52
69
72
97
96
89
85
71
3150
3400
2500
2150
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1350
1050
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2450
2500
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3100
Sea lvl1000m2000m3000m4000m5000m
5431-2-4-413232566510109754110105107914129
Sunrise
5:35
5:33
5:31
5:31
5:28
Sunset
6:09
6:10
6:10
6:12
6:13

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:
0.5
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.6
Powder days
Fresh snow, limited sun, any wind.
0.1
Bluebird days
Average snow, mostly sunny, light wind.

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