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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 760m altitude

Issued: 8 am 21 Apr 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Moderate rain (total 17.0mm), heaviest on Tue morning. Very mild (max 16°C on Wed morning, min 5°C on Tue night). Wind will be generally light.

Days 4-6 weather summary:

Heavy rain (total 21.0mm), heaviest during Sun night. Very mild (max 17°C on Sat afternoon, min 3°C on Fri night). Wind will be generally light.

Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
rain showers
clear
part cloud
part cloud
cloud
part cloud
cloud
cloud
mod rain
rain showers
clear
clear
clear
clear
part cloud
cloud
light rain
heavy rain
rain shwrs
clear
some clouds
some clouds
cloudy
some clouds
cloudy
cloudy
mod. rain
rain shwrs
clear
clear
clear
clear
some clouds
cloudy
light rain
heavy rain
km/h
10
WNW
10
WNW
5
SW
5
WSW
5
WNW
5
W
0
S
5
ENE
5
SE
10
NNE
10
NNW
5
NW
0
WNW
0
E
5
S
5
SSE
5
SSE
5
S
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
7
10
1
1
19
 max °C
12
11
6
16
15
9
14
13
8
13
13
5
16
17
9
14
13
9
 min °C
9
7
5
14
11
7
13
10
8
11
8
3
13
12
7
13
11
7
8
6
5
14
11
7
13
10
8
10
7
3
13
12
6
13
10
6
73
26
25
21
26
47
35
45
96
79
39
75
29
35
75
56
63
96
2300
2250
2250
2450
2600
2300
2450
2450
2300
2300
2350
1650
2500
2750
3150
2950
3100
2300
Sea lvl1000m2000m3000m4000m5000m
32266455243068565311961513814128121141515814128
Sunrise
5:07
5:05
5:05
5:03
5:01
5:01
Sunset
6:27
6:28
6:29
6:30
6:30
6:31

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 3 of April has on average:

0.0
Bluebird Powder days
Fresh snow, mostly sunny, light wind.
0.0
Powder days
Fresh snow, limited sun, any wind.
0.0
Bluebird days
Average snow, mostly sunny, light wind.

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