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Ski Japan - Hyakuzawa

Iwakisan Hyakuzawa Snow Forecast

Weather Forecast for Iwakisan Hyakuzawa at 346 m
Issued: 8 am  18 Sep 2025 (local time)

The snow forecast for Iwakisan Hyakuzawa is: Heavy rain (total 49.0mm), heaviest during Sat afternoon. Very mild (max 19°C on Thu morning, min 12°C on Thu night). Winds increasing (calm on Fri afternoon, fresh winds from the N by Sat night).

Iwakisan Hyakuzawa Weather (Next 3 days): The snow forecast for Iwakisan Hyakuzawa is: Heavy rain (total 49.0mm), heaviest during Sat afternoon. Very mild (max 19°C on Thu morning, min 12°C on Thu night). Winds increasing (calm on Fri afternoon, fresh winds from the N by Sat night).

Iwakisan Hyakuzawa Weather (Days 4-6): Light rain (total 7.0mm), mostly falling on Sun morning. Warm (max 20°C on Tue morning, min 12°C on Sun night). Wind will be generally light.


Iwakisan Hyakuzawa Live Weather

ResortSnow DepthTemp. (°C)Wind (km/h)Weather
Top Lift: 
14
20
part cloud
Middle Lift: 
16
15
part cloud
Bottom Lift: 
19
15
part cloud
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6 Day Forecast
Issued: 8 am 18 Sep 2025 / Updates in ::
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Last 6 daysScroll left for last 6 daysNow
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
rain showers
part cloud
clear
clear
part cloud
cloud
light rain
heavy rain
heavy rain
rain showers
rain showers
rain showers
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
rain shwrs
some clouds
clear
clear
some clouds
cloudy
light rain
heavy rain
heavy rain
rain shwrs
rain shwrs
rain shwrs
clear
some clouds
clear
clear
clear
clear
some clouds
some clouds
cloudy
 km/h
5
NNW
20
NW
5
NW
5
NNE
5
N
5
SSE
5
SE
10
E
20
W
15
NW
20
NW
5
NW
0
NNW
5
NW
0
SSE
5
E
5
NE
0
SSE
5
ENE
10
ENE
5
SE
Snow map
 cm 
 mm 
7
2
23
17
2
2
3
max°C
19
18
14
19
19
13
16
13
15
17
17
14
19
18
13
20
20
14
21
20
15
min°C
14
15
12
17
14
13
14
13
12
14
14
12
17
14
12
18
15
13
18
16
15
chill°C 
14
14
12
17
14
13
13
12
10
13
13
12
17
14
12
18
15
13
18
16
15
Humid% 
90
62
75
57
50
71
66
97
93
78
72
83
64
59
76
60
53
84
70
57
79
Freezing level (m
3900
3450
3250
3350
3500
3700
3200
3900
3400
2800
2750
2650
2700
3100
3250
3350
3300
3350
3450
3700
3700
topliftbotliftSea lvl1000m2000m3000m4000m5000m
141312141413131212121311141412151513151615171713181713151314161613181613191814201815
Sunrise
5:20
5:22
5:22
5:24
5:24
5:26
5:26
Sunset
5:43
5:42
5:39
5:37
5:37
5:35
5:32

Snow Radar

Latest snow reports near Iwakisan Hyakuzawa:

No recent snow reports

No recent snow reports

Iwakisan Hyakuzawa Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall:15 Apr 2025
Snow AlertsCreate Alert
Other resorts in Japan - Hyakuzawa are reporting: powder (0) / good piste (0)

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Snow History

Week 3 of September 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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