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snowy resort
Lat Long: 35.46° N 137.67° E
Ski Japan - Nagano

Heavens Sonohara Snow World Snow Forecast

Weather Forecast for Heavens Sonohara Snow World at 1375m altitude

Issued: 2 am 14 Aug 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Heavy rain (total 44.0mm), heaviest during Sat afternoon. Warm (max 21°C on Fri morning, min 15°C on Fri night). Wind will be generally light.

Days 4-6 weather summary:

Some drizzle, heaviest during Mon morning. Warm (max 24°C on Wed morning, min 15°C on Mon night). Wind will be generally light.

Friday
14
Saturday
15
Sunday
16
Monday
17
Tuesday
18
Wednesday
19
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
rain showers
thunderstorm
rain showers
rain showers
thunderstorm
mod rain
thunderstorm
mod rain
cloud
light rain
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
rain shwrs
t-storm
risk
rain shwrs
rain shwrs
t-storm
risk
mod. rain
t-storm
risk
mod. rain
cloudy
light rain
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
km/h
5
ENE
5
WSW
5
E
0
E
5
SW
0
NW
5
ESE
5
SW
0
SSE
5
SE
5
SW
5
S
0
SSE
5
SW
5
E
0
ENE
10
SW
0
E
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
2
8
5
3
9
6
5
6
1
max °C
21
19
17
19
19
16
18
17
16
18
21
16
22
23
17
24
23
18
min °C
20
18
15
19
17
16
17
16
15
16
18
15
19
19
16
21
20
17
 chill °C
20
18
15
19
17
16
17
16
15
16
18
15
19
19
16
21
20
17
Humid %
82
89
89
88
94
98
95
94
95
86
66
90
69
60
85
78
67
94
Freeze m
4650
4750
4750
4750
4800
4800
4850
4900
5050
5050
5150
5200
5250
5250
5300
5250
5200
5400
Sea lvl1000m2000m3000m4000m5000m
181817171716161616161917182018202018211916191816181716172016212117232218
Sunrise
5:07
5:07
5:07
5:09
5:09
5:11
Sunset
6:39
6:38
6:37
6:36
6:35
6:34

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network

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Snow Radar

Latest snow reports near Heavens Sonohara Snow World:

No recent snow reports

No recent snow reports

Heavens Sonohara Snow World Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall:26 Mar 2026
Snow AlertsCreate Alert
Other resorts in Japan - Nagano are reporting: powder (0) / good piste (0)

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Snow History

Week 2 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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