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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 Jul 2026 (local time)

Forecast update in  hr  min

Last 6 daysScroll left for last 6 daysNow

Next 3 days weather summary:

Heavy rain (total 43.0mm), heaviest during Thu night. Warm (max 23°C on Tue morning, min 18°C on Thu night). Winds decreasing (fresh winds from the WSW on Wed morning, calm by Thu night).

Days 4-6 weather summary:

Heavy rain (total 50.0mm), heaviest during Fri morning. Very mild (max 18°C on Fri morning, min 16°C on Sat night). Wind will be generally light.

Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
thunderstorm
thunderstorm
light rain
thunderstorm
thunderstorm
light rain
thunderstorm
thunderstorm
heavy rain
heavy rain
mod rain
mod rain
light rain
light rain
light rain
light rain
light rain
light rain
t-storm
risk
t-storm
risk
light rain
t-storm
risk
t-storm
risk
light rain
t-storm
risk
t-storm
risk
heavy rain
heavy rain
mod. rain
mod. rain
light rain
light rain
light rain
light rain
light rain
light rain
km/h
15
W
15
W
15
W
35
WSW
35
W
15
W
10
WSW
10
WNW
10
WSW
0
N
5
SSW
5
SSW
5
E
5
ESE
5
SSW
10
S
10
S
15
S
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
1
5
5
3
4
5
4
5
11
17
8
7
3
2
2
2
4
5
max °C
23
23
21
20
21
20
21
21
19
18
18
18
17
17
17
18
18
17
min °C
22
22
19
20
20
19
20
20
18
18
18
17
17
17
16
17
18
16
 chill °C
22
22
19
19
20
19
20
20
18
18
18
17
17
17
16
17
18
16
Humid %
87
82
88
95
94
95
92
82
91
99
99
99
99
94
98
98
93
95
Freeze m
5150
5100
5050
5050
5100
5000
4950
5050
4900
4700
4800
4700
4550
4700
4550
4550
4500
4500
Sea lvl1000m2000m3000m4000m5000m
232320202120212119181818171717181817272521222221242320191918181817192018
Sunrise
4:22
4:22
4:24
4:24
4:26
4:26
Sunset
6:59
6:59
6:58
6:57
6:55
6:54

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 July 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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