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Happo One snow
Ski Japan - Nagano

Happo One Snow Forecast

Weather Forecast for Happo One at 1296 m
Issued: 2 am  31 Mar 2026 (local time)

New snow in Happo One

2.0cm0.8in
Wed 1st (NGT)
The snow forecast for Happo One is: Heavy rain (total 43.0mm), heaviest during Tue morning. Later becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 10°C on Tue afternoon, min -1°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 43.0mm), heaviest during Tue morning. Later becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 10°C on Tue afternoon, min -1°C on Thu night). Wind will be generally light.

Happo One Weather (Days 4-6): A light covering of new snow, mostly falling on Sat morning. Becoming milder with moderate rain (total 16.0mm) heaviest on Sat afternoon. Very mild (max 14°C on Sun afternoon, min 2°C on Sat morning). Wind will be generally light.


Happo One Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 1.6m
3
20
mod rain
Middle Lift: 
6
15
mod rain
Bottom Lift: 0.25m
9
10
mod rain
6 Day Forecast
Issued: 2 am 31 Mar 2026 / Updates in ::
Change Forecast Height
Choose Forecast
Last 6 daysScroll left for last 6 daysNow
Tuesday
31
Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
heavy rain
mod rain
light rain
light rain
light rain
light snow
light snow
rain showers
clear
clear
part cloud
light rain
mod snow
mod rain
light rain
part cloud
clear
part cloud
heavy rain
mod. rain
light rain
light rain
light rain
light snow
light snow
rain shwrs
clear
clear
some clouds
light rain
mod. snow
mod. rain
light rain
some clouds
clear
some clouds
 km/h
15
S
15
SSW
10
NW
5
N
5
SE
5
SE
10
NW
10
NW
5
W
5
W
0
NE
10
SSE
15
SSE
20
SSE
5
WSW
5
SSE
5
S
5
SSW
Snow map
2
2
6
13
7
3
1
4
14
1
1
10
5
max °C
8
10
8
7
6
4
1
2
1
8
9
6
2
5
8
12
14
10
min °C
5
9
4
6
5
1
1
0
-1
5
7
3
2
3
7
8
12
8
2
7
4
6
5
-1
-2
-2
-1
5
7
0
-2
-1
5
8
12
8
96
96
97
89
89
98
97
77
65
50
49
77
93
96
96
92
66
62
2700
3400
3050
3400
2400
2100
1400
1600
1250
2050
2350
2600
1750
3250
3100
3450
3400
3350
Sea lvl1000m2000m3000m4000m5000m
575431-2-3-3242036810610129119755211117579141610
Sunrise
5:37
5:35
5:33
5:31
5:31
5:28
Sunset
6:08
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 4 of March has on average:
1.3
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.6
Powder days
Fresh snow, limited sun, any wind.
0.6
Bluebird days
Average snow, mostly sunny, light wind.

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