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Ski Japan - Gunma

Snowpal Oguna Hotaka Snow Forecast

36.77° N 139.18° E
1800m altitude
Issued:
8 pm 17 Aug 2026 (local time)
Forecast update in:
 hr  min
Last 6 daysScroll left for last 6 daysNow

Next 4 days weather summary:

Heavy rain (total 23.0mm), heaviest during Thu afternoon. Very mild (max 18°C on Tue morning, min 14°C on Mon night). Wind will be generally light.

Days 5-7 weather summary:

Heavy rain (total 35.0mm), heaviest during Fri afternoon. Very mild (max 18°C on Sun morning, min 15°C on Thu night). Wind will be generally light.

Tuesday
18
Wednesday
19
Thursday
20
Friday
21
Saturday
22
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
part cloud
part cloud
rain showers
part cloud
rain showers
thunderstorm
part cloud
rain showers
thunderstorm
light rain
rain showers
thunderstorm
rain showers
rain showers
thunderstorm
light rain
some clouds
some clouds
rain shwrs
some clouds
rain shwrs
t-storm
risk
some clouds
rain shwrs
t-storm
risk
light rain
rain shwrs
t-storm
risk
rain shwrs
rain shwrs
t-storm
risk
light rain
km/h
10
S
10
S
10
SSW
5
S
0
S
5
S
5
SSW
0
NW
5
WNW
5
WSW
5
NW
5
W
5
WSW
5
SSW
5
WSW
10
SW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
1
1
3
3
15
5
3
9
2
1
6
1
max °C
15
18
18
16
17
17
16
17
17
16
17
17
16
17
17
16
min °C
14
16
17
15
16
17
15
17
16
15
17
16
16
16
16
16
 chill °C
14
16
17
15
16
17
15
17
16
15
17
16
16
16
16
16
Humid %
89
73
72
96
85
90
88
82
93
94
78
90
80
82
89
95
Freeze m
5100
5050
5000
5050
5000
4950
4900
4850
4850
4900
4750
4800
4800
4800
4800
4950
Sea lvl1000m2000m3000m4000m5000m
1517181617171617171617171617171616222117222017221918222017212018
Sunrise
5:01
5:03
5:03
5:03
5:05
Sunset
6:30
6:30
6:29
6:27
6:25

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network

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Latest snow reports near Snowpal Oguna Hotaka:

No recent snow reports

No recent snow reports

Snowpal Oguna Hotaka Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall: 9 May 2026
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Other resorts in Japan - Gunma are reporting: powder (0) / good piste (0)

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Snow History

Week 3 of August 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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