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Ski Japan - Iwate

Okunakayama Kōgen Snow Forecast

Lat Long: 40.08° N 141.19° E

Weather Forecast for Okunakayama Kogen at 1000m altitude

Issued: 2 am 21 Jun 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Heavy rain (total 115.0mm), heaviest during Sun morning. Very mild (max 13°C on Sun morning, min 9°C on Mon afternoon). Winds decreasing (strong winds from the SE on Sun morning, calm by Mon night).

Days 4-6 weather summary:

Heavy rain (total 21.0mm), heaviest during Fri afternoon. Very mild (max 18°C on Thu morning, min 12°C on Wed morning). Winds increasing (calm on Wed morning, fresh winds from the SSW by Fri morning).

Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
heavy rain
heavy rain
heavy rain
mod rain
light rain
light rain
light rain
light rain
rain showers
clear
rain showers
clear
clear
part cloud
light rain
light rain
mod rain
rain showers
heavy rain
heavy rain
heavy rain
mod. rain
light rain
light rain
light rain
light rain
rain shwrs
clear
rain shwrs
clear
clear
some clouds
light rain
light rain
mod. rain
rain shwrs
km/h
40
SE
40
SE
40
ESE
30
E
20
E
10
ESE
5
SSW
5
SW
10
W
5
WNW
5
NW
15
SW
10
SSW
10
SSW
30
SSW
35
SSW
10
WNW
30
NNW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
24
21
43
10
3
5
3
5
1
2
3
3
10
3
max °C
13
12
11
10
10
9
11
11
10
15
15
14
18
18
16
15
15
15
min °C
13
11
11
10
9
9
10
11
10
12
14
12
16
17
14
15
15
13
 chill °C
10
7
8
6
7
7
10
11
10
12
14
11
16
17
12
13
15
11
Humid %
95
96
97
97
95
97
93
94
94
63
68
70
55
57
84
99
99
91
Freeze m
3700
3850
3500
3100
3200
2950
2700
2850
3050
3000
3100
3400
3800
3850
3950
4000
3900
3650
Sea lvl1000m2000m3000m4000m5000m
13121110109111110141513171815151514151313121111141411181813212016171714
Sunrise
4:05
4:05
4:05
4:05
4:07
4:07
Sunset
7:07
7:07
7:07
7:07
7:07
7:07

Days 7-16 weather summary:

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Avalanche information: Japan Avalanche Network


Snow Radar

Latest snow reports near Okunakayama Kōgen:

No recent snow reports

No recent snow reports

Okunakayama Kōgen Snow Conditions

Top snow depth:
Bottom snow depth:
Fresh snowfall depth:
Last snowfall:11 Apr 2026
Snow AlertsCreate Alert
Other resorts in Japan - Iwate 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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