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Ski Japan

Iwanai Resort Snow Forecast

Lat Long: 42.95° N 140.51° E

Weather Forecast for Iwanai Resort at 365m altitude

Issued: 2 pm 19 Jun 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Light rain (total 8.0mm), mostly falling on Fri afternoon. Warm (max 20°C on Sat morning, min 12°C on Sat night). Wind will be generally light.

Days 4-6 weather summary:

Mostly dry. Very mild (max 19°C on Thu morning, min 8°C on Tue night). Wind will be generally light.

Fri
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
rain showers
part cloud
rain showers
part cloud
part cloud
cloud
cloud
light rain
cloud
cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
light rain
rain shwrs
some clouds
rain shwrs
some clouds
some clouds
cloudy
cloudy
light rain
cloudy
cloudy
cloudy
some clouds
some clouds
clear
some clouds
some clouds
km/h
5
NW
5
ESE
5
SE
0
ESE
15
ESE
15
SE
15
SE
15
ESE
15
ESE
5
E
0
SE
0
WNW
5
WNW
5
SSE
5
W
10
W
5
S
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
2
2
2
2
max °C
19
15
20
19
14
18
18
13
15
15
11
13
15
10
16
15
12
min °C
17
14
20
18
12
17
15
13
13
13
10
12
13
8
14
13
10
 chill °C
17
14
20
18
11
16
14
12
12
13
10
12
13
8
14
13
10
Humid %
82
95
72
75
84
64
62
82
80
72
92
81
68
91
64
66
89
Freeze m
3500
3450
3400
3550
3600
3500
3550
3400
3200
3100
2800
2450
2550
2550
3050
3100
3250
Sea lvl1000m2000m3000m4000m5000m
131313131211101099877791111181520191318171314141113149151411
Sunrise
3:58
3:58
3:59
3:59
3:59
Sunset
7:19
7:19
7:20
7:20
7:20
7:20

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Iwanai Resort:

No recent snow reports

No recent snow reports

Iwanai Resort Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall: 4 May 2026
Snow AlertsCreate Alert
Other resorts in Japan are reporting: powder (0) / good piste (0)

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Snow History

Week 3 of June 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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