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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 05 May 2026 (local time)

Forecast update in  hr  min

Next snow in Happo One: 0.5cm on Fri 8th  (after 9 PM)

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Light rain (total 2.0mm), mostly falling on Thu afternoon. Very mild (max 11°C on Thu morning, min 6°C on Tue night). Wind will be generally light.

Days 4-6 weather summary:

Light rain (total 6.0mm) at first, then becoming colder with a dusting of snow on Fri night. Freeze-thaw conditions (max 10°C on Mon morning, min -1°C on Fri night). Wind will be generally light.

Tue
5
Wednesday
6
Thursday
7
Friday
8
Saturday
9
Sunday
10
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
part cloud
part cloud
part cloud
clear
part cloud
light rain
part cloud
rain showers
light rain
snow showers
snow showers
snow showers
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
clear
some clouds
light rain
some clouds
rain shwrs
light rain
snow shwrs
snow shwrs
snow shwrs
clear
clear
clear
clear
km/h
5
SSW
10
S
10
S
5
S
10
SSW
5
SSW
5
W
10
SW
10
SW
10
SW
25
W
20
NW
20
WNW
5
WNW
5
NNW
5
N
5
WSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
1
1
1
4
1
1
 max °C
8
7
9
9
8
11
10
8
11
9
2
3
2
2
7
8
6
 min °C
8
6
8
9
7
10
9
7
9
6
-1
1
1
1
5
7
6
8
4
6
9
5
10
9
5
7
3
-6
-4
-3
-2
4
7
6
44
61
44
52
70
60
80
66
50
77
63
71
70
53
36
47
45
3300
3700
3550
3400
3650
3650
3500
3550
2900
3000
1900
1900
2050
2000
2500
2700
3000
Sea lvl1000m2000m3000m4000m5000m
87998111081081222686159161611191712191461110616159
Sunrise
4:50
4:48
4:48
4:47
4:46
Sunset
6:38
6:39
6:40
6:42
6:43
6:44

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 1 of May has on average:

0.2
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.1
Powder days
Fresh snow, limited sun, any wind.
0.1
Bluebird days
Average snow, mostly sunny, light wind.

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