comScore pixel
snowy resort
Lat Long: 40.62° N 140.33° E
Ski Japan - Hyakuzawa

Iwakisan Hyakuzawa Snow Forecast

Weather Forecast for Iwakisan Hyakuzawa at 784m altitude

Issued: 2 am 16 May 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Mostly dry. Very mild (max 18°C on Mon morning, min 12°C on Sat night). Winds increasing (light winds from the WNW on Sat morning, fresh winds from the WSW by Mon afternoon).

Days 4-6 weather summary:

Light rain (total 2.0mm), mostly falling on Wed morning. Very mild (max 18°C on Tue morning, min 10°C on Wed night). Wind will be generally light.

Saturday
16
Sunday
17
Monday
18
Tuesday
19
Wednesday
20
Thursday
21
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
cloud
rain showers
rain showers
part cloud
part cloud
cloud
part cloud
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
some clouds
cloudy
cloudy
cloudy
rain shwrs
rain shwrs
some clouds
some clouds
cloudy
some clouds
km/h
10
WNW
10
WNW
15
W
15
WNW
10
WNW
10
WNW
25
W
35
WSW
25
WSW
20
W
20
W
5
W
0
W
5
NW
5
N
5
ENE
5
NE
5
SSE
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
1
1
 max °C
17
17
14
15
15
13
18
18
14
18
17
13
16
15
11
15
15
11
 min °C
16
15
12
15
13
12
16
16
13
16
14
12
15
13
10
13
13
10
16
14
10
14
12
11
15
14
10
15
13
11
15
13
10
13
13
10
45
50
43
59
64
78
46
32
48
51
58
76
73
70
69
60
63
78
3850
3700
3550
3750
3950
3850
4050
4100
3950
3650
3400
3200
2900
3200
3100
3200
3300
3350
Sea lvl1000m2000m3000m4000m5000m
171613151413171714171613161411141411201812191612211913211814201811181611
Sunrise
4:20
4:20
4:18
4:18
4:18
4:16
Sunset
6:47
6:49
6:50
6:51
6:52
6:52

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 3 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.



Snow-Forecast Partner Offers
Map placeholder