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Happo One resort snow
Lat Long: 36.70° N 137.84° E
Ski Japan - Nagano

Happo One Snow Forecast

Weather Forecast for Happo One at 1831m altitude

Issued: 2 pm 30 Apr 2026 (local time)

Forecast update in  hr  min

Next snow in Happo One: 2.9cm on Fri 1st  (after 9 PM)

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Heavy rain (total 20.0mm), mainly falling Fri afternoon. Becoming colder with a light covering of snow, mostly falling on Fri night. Very mild (max 10°C on Sun morning, min 2°C on Fri night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 57.0mm), heaviest during Mon morning. Very mild (max 10°C on Sun afternoon, min 2°C on Mon night). Winds decreasing (fresh winds from the SW on Sun night, calm by Tue afternoon).

Thu
30
Friday
1
Saturday
2
Sunday
3
Monday
4
Tuesday
5
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
mod rain
light rain
mod rain
mod snow
clear
clear
part cloud
cloud
light rain
heavy rain
heavy rain
mod rain
light rain
light rain
rain showers
clear
light rain
mod. rain
light rain
mod. rain
mod. snow
clear
clear
some clouds
cloudy
light rain
heavy rain
heavy rain
mod. rain
light rain
light rain
rain shwrs
clear
km/h
15
SSE
15
S
20
SSW
10
SW
25
W
25
WNW
15
WNW
10
WSW
10
SSW
15
SSW
30
SW
10
WSW
20
WSW
15
W
10
WNW
5
NNW
5
S
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
7
1
7
3
7
2
2
21
20
8
2
3
1
 max °C
6
5
8
7
2
7
7
7
10
10
9
9
6
4
5
6
6
 min °C
5
4
6
3
2
5
6
6
8
7
7
8
6
2
3
5
6
3
1
3
0
-2
1
4
4
6
3
3
6
2
-1
0
4
5
68
96
96
93
84
61
42
33
36
54
95
99
91
87
95
71
63
3350
3200
3600
3100
2100
2450
2650
3200
3050
3150
4100
3800
3100
2350
2250
2900
3300
Sea lvl1000m2000m3000m4000m5000m
657526779989634661291312815141018151314121012129
Sunrise
4:54
4:54
4:52
4:52
4:50
Sunset
6:35
6:36
6:37
6:37
6:38
6:38

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: 7 Apr 2026
Snow AlertsCreate Alert
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)


Snow History

Week 4 of April has on average:

0.1
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.3
Powder days
Fresh snow, limited sun, any wind.
0.1
Bluebird days
Average snow, mostly sunny, light wind.

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