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Happo One snow
Ski Japan - Nagano

Happo One Snow Forecast

Weather Forecast for Happo One at 1831 m
Issued: 8 am  04 Apr 2026 (local time)

New snow in Happo One

3.8cm1.5in
Sat 4th (AM)
The snow forecast for Happo One is: A dusting of snow giving way to moderate rain (total 19.0mm) heaviest on Sat afternoon. Freeze-thaw conditions (max 8°C on Mon morning, min 0°C on Sat morning). Winds decreasing (fresh winds from the SSW on Sat afternoon, calm by Sun afternoon).

Happo One Weather (Next 3 days): The snow forecast for Happo One is: A dusting of snow giving way to moderate rain (total 19.0mm) heaviest on Sat afternoon. Freeze-thaw conditions (max 8°C on Mon morning, min 0°C on Sat morning). Winds decreasing (fresh winds from the SSW on Sat afternoon, calm by Sun afternoon).

Happo One Weather (Days 4-6): A dusting of snow turning to light rain (total 2.0mm) on Thu night. Freeze-thaw conditions (max 9°C on Thu afternoon, min -5°C on Tue night). Wind will be generally light.


Happo One Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 1.3m
0
25
mod snow
Middle Lift: 
2
15
heavy rain
Bottom Lift: 
6
10
heavy rain
6 Day Forecast
Issued: 8 am 04 Apr 2026 / Updates in ::
Change Forecast Height
Choose Forecast
Last 6 daysScroll left for last 6 daysNow
Saturday
4
Sunday
5
Monday
6
Tuesday
7
Wednesday
8
Thursday
9
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light snow
mod rain
mod rain
cloud
light rain
part cloud
part cloud
cloud
light rain
light snow
snow showers
snow showers
clear
clear
clear
part cloud
clear
rain showers
light snow
mod. rain
mod. rain
cloudy
light rain
some clouds
some clouds
cloudy
light rain
light snow
snow shwrs
snow shwrs
clear
clear
clear
some clouds
clear
rain shwrs
 km/h
20
S
35
SSW
35
SW
10
W
5
WSW
5
WSW
10
SW
10
SSW
15
SW
15
WSW
15
W
25
WNW
10
WNW
5
WSW
10
SSW
10
SSW
5
SSW
5
SSW
Snow map
4
1
8
7
1
3
2
max °C
1
4
6
6
6
4
8
8
5
1
-2
-4
2
4
3
8
9
5
min °C
0
3
4
6
5
3
6
7
3
0
-4
-5
-1
2
2
6
7
3
-6
-3
-2
4
4
0
4
5
0
-4
-10
-12
-4
1
-1
4
6
1
88
92
95
72
76
69
45
51
77
92
86
64
33
41
47
30
37
46
2050
3150
3300
3250
3250
2800
2900
2850
2400
1850
1650
950
1700
2400
2600
3250
3000
3000
Sea lvl1000m2000m3000m4000m5000m
1456647841-3-513378478913118151410861910515149
Sunrise
5:31
5:28
5:28
5:26
5:24
5:24
Sunset
6:12
6:13
6:14
6:15
6:15
6:16

Snow Radar

Latest snow reports near Happo One:

No recent snow reports

No recent snow reports

Happo One Snow Conditions

Top snow depth:130cm
Bottom snow depth:
Fresh snowfall depth:
Last snowfall: 2 Apr 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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