Onagawa Sea Conditions and Tide Table

Onagawa Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 04:18 AM and sunset is at 06:59 PM.

Days 1–3 Weather Summary

Mostly dry. Warm air temperatures (max 24°C on Sun afternoon, min 17°C on Fri night). Winds decreasing (fresh winds from the NE on Fri morning, calm by Sun night).

Days 4–6 Weather Summary

Light rain (total 6mm), mostly falling on Mon morning. Warm air temperatures (max 24°C on Wed morning, min 21°C on Mon afternoon). Wind will be generally light.

Days 7–9 Weather Summary

Moderate rain (total 11mm), heaviest on Fri morning. Warm (max 26°C on Fri morning, min 23°C on Thu morning). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Warm (max 26°C on Sun morning, min 22°C on Tue night). Wind will be generally light.

Friday
11
Saturday
12
Sunday
13
Monday
14
Tuesday
15
Wednesday
16
Thursday
17
Friday
18
Saturday
19
Sunday
20
Monday
21
Tuesday
22
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
High Tide
5:37PM1.35m
3:22AM1.51m
6:02PM1.35m
6:27PM1.34m
6:51PM1.34m
7:15PM1.33m
6:32AM1.29m
7:40PM1.34m
7:32AM1.17m
8:07PM1.35m
8:51AM1.07m
8:38PM1.36m
10:59AM1.01m
9:15PM1.37m
10:03PM1.38m
4:07PM1.18m
11:06PM1.40m
4:06PM1.26m
00:14AM1.43m
Low Tide
10:13AM0.02m
10:06PM1.06m
10:50AM0.05m
10:46PM0.99m
11:25AM0.12m
11:26PM0.92m
11:59AM0.22m
00:09AM0.85m
12:31PM0.35m
00:56AM0.78m
1:02PM0.50m
1:50AM0.72m
1:32PM0.65m
2:53AM0.65m
1:59PM0.81m
4:08AM0.58m
2:22PM0.95m
5:29AM0.48m
6:42AM0.37m
4:47PM1.18m
7:40AM0.26m
7:08PM1.21m
Wave
height (m) 
direction
period (s) 
1.3
ENE
6.0
1.3
E
6.0
1.2
E
7.0
1.1
ESE
7.0
1
ESE
7.0
1
ESE
7.0
1
SE
8.0
1
SE
8.0
1
ESE
8.0
1.1
SE
8.0
2.4
SE
11.0
3.5
SE
12.0
2.5
SE
11.0
2.3
SE
11.0
3
SE
11.0
2.5
SSE
11.0
2.2
SSE
10.0
1.8
SSE
10.0
2
SSE
9.0
2.1
SSE
8.0
1.4
SE
8.0
1.3
SSE
8.0
1.2
SSE
8.0
1
SE
8.0
0.9
SE
9.0
1.1
SE
9.0
1.2
S
6.0
1
SE
9.0
0.9
SE
9.0
1
SE
8.0
0.9
SE
10.0
0.9
SE
10.0
0.8
SE
10.0
0.8
SSE
10.0
0.8
SE
9.0
0.9
ESE
9.0
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
light rain
rain showers
part cloud
light rain
part cloud
part cloud
clear
clear
part cloud
cloud
light rain
light rain
rain showers
rain showers
rain showers
clear
rain showers
rain showers
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
some clouds
some clouds
cloudy
some clouds
clear
clear
clear
clear
some clouds
light rain
rain shwrs
some clouds
light rain
some clouds
some clouds
clear
clear
some clouds
cloudy
light rain
light rain
rain shwrs
rain shwrs
rain shwrs
clear
rain shwrs
rain shwrs
clear
clear
some clouds
some clouds
some clouds
some clouds
some clouds
clear
some clouds
 km/h
30
NE
25
NE
20
NNE
15
NE
15
ENE
5
S
10
SSW
15
SSE
5
SSE
15
NNE
20
NNE
15
SW
10
S
5
NE
5
NNW
5
SE
10
ESE
10
ESE
20
SSW
25
S
10
SSW
5
SSW
10
SSE
10
WNW
10
SSW
20
S
5
SSW
5
S
15
S
10
SSE
10
S
15
SSE
5
SSE
10
SSE
10
SSE
5
NNE
 mm 
3
1
2
1
1
2
3
1
1
2
max°C
18
18
18
19
19
19
22
24
23
22
22
23
22
22
22
24
24
23
24
25
24
26
26
25
26
26
24
26
26
24
25
25
24
25
25
24
Moonrise
7:39
8:15
8:46
9:13
9:37
10:02
10:27
10:55
11:29
12:10
1:01
Moonset
4:04
5:11
6:20
7:29
8:38
9:47
10:56
12:08
1:22
2:38
3:52
5:01
Sunrise
4:18
4:18
4:20
4:20
4:20
4:22
4:22
4:22
4:24
4:24
4:26
4:26
Sunset
6:59
6:59
6:58
6:58
6:58
6:57
6:55
6:55
6:54
6:54
6:53
6:52
Today's sea temperature in Onagawa is 22.0 °C (Statistics for 11 Jul 1981-2005 – mean: 21.4 max: 23.5 min: 18.4°C)
Issued (local time): 8 am Friday 11 Jul 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest