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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: 8 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 28.0mm), heaviest during Tue afternoon. Warm (max 23°C on Tue morning, min 18°C on Thu night). Winds decreasing (fresh winds from the W on Wed morning, calm by Thu night).

Days 4-6 weather summary:

Moderate rain (total 19.0mm), heaviest on Fri morning. Very mild (max 18°C on Fri afternoon, min 16°C on Fri 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
rain showers
thunderstorm
light rain
rain showers
rain showers
thunderstorm
light rain
mod rain
light rain
light rain
cloud
light rain
light rain
light rain
rain showers
part cloud
t-storm
risk
t-storm
risk
rain shwrs
t-storm
risk
light rain
rain shwrs
rain shwrs
t-storm
risk
light rain
mod. rain
light rain
light rain
cloudy
light rain
light rain
light rain
rain shwrs
some clouds
km/h
20
W
15
W
15
W
30
WSW
35
W
15
W
10
W
10
NW
5
SW
5
S
5
ESE
5
SSE
0
SE
5
WSW
10
SSW
5
S
10
S
5
SSW
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snow map
Snowflake cm
 mm
2
4
3
2
3
4
2
4
4
7
2
2
2
3
2
1
max °C
23
23
21
20
20
20
20
20
19
17
18
17
17
17
16
17
17
16
min °C
22
22
19
20
20
19
20
19
18
17
17
16
17
17
16
16
17
16
 chill °C
22
22
19
20
20
19
20
19
18
17
17
16
17
17
16
16
17
16
Humid %
87
81
87
94
95
97
90
92
94
94
93
99
98
97
99
95
89
94
Freeze m
5150
5150
5100
5050
5000
5050
4850
5050
5050
4650
4700
4550
4500
4500
4550
4300
4350
4450
Sea lvl1000m2000m3000m4000m5000m
232320202020202019171817171716171716262521232221232220192018191918192017
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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