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Lat Long: 40.62° N 140.33° E
Ski Japan - Hyakuzawa

Iwakisan Hyakuzawa Snow Forecast

Weather Forecast for Iwakisan Hyakuzawa at 346m altitude

Issued: 2 am 12 May 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Some drizzle, heaviest during Wed night. Very mild (max 19°C on Tue morning, min 9°C on Thu night). Wind will be generally light.

Days 4-6 weather summary:

Mostly dry. Warm (max 23°C on Sun morning, min 11°C on Fri night). Wind will be generally light.

Tuesday
12
Wednesday
13
Thursday
14
Friday
15
Saturday
16
Sunday
17
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
cloud
cloud
clear
clear
clear
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
cloudy
cloudy
clear
clear
clear
rain shwrs
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
km/h
15
SW
15
SW
10
SW
5
WNW
10
NW
0
NNE
5
ENE
5
NNE
5
W
10
W
15
W
10
SW
10
WSW
10
WNW
5
SW
5
NE
5
NE
5
SE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
1
 max °C
19
19
13
19
17
12
19
17
12
20
20
14
22
21
15
23
23
16
 min °C
17
15
11
18
14
10
15
14
9
18
16
11
20
16
12
20
17
13
16
15
10
18
14
10
15
14
8
18
16
10
20
16
12
20
17
13
47
49
65
51
59
80
73
57
74
45
39
60
36
29
46
35
35
63
3000
2850
2750
2800
2800
2750
2900
3000
3500
3900
4150
4250
4200
4150
4000
4000
4100
4250
Sea lvl1000m2000m3000m4000m5000m
141411141310131411161714191815191916181712191611171611191813211914222015
Sunrise
4:24
4:24
4:22
4:22
4:20
4:20
Sunset
6:45
6:45
6:46
6:47
6:47
6:49

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:11 Apr 2026
Snow AlertsCreate Alert
Other resorts in Japan - Hyakuzawa are reporting: powder (0) / good piste (0)


Snow History

Week 2 of May 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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