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 05:16 AM and sunset is at 05:59 PM.

Days 1–3 Weather Summary

Light rain (total 9mm), mostly falling on Sat afternoon. Cool air temperatures (max 18°C on Sun morning, min 9°C on Sun night). Winds decreasing (gales from the S on Sat night, calm by Sun night).

Days 4–6 Weather Summary

Some drizzle, heaviest during Tue morning. Cool air temperatures (max 15°C on Thu afternoon, min 7°C on Tue night). Winds decreasing (near gales from the WNW on Tue afternoon, light winds from the S by Wed night).

Days 7–9 Weather Summary

Moderate rain (total 15mm), heaviest on Sun afternoon. Very mild (max 14°C on Sun night, min 7°C on Fri night). Winds increasing (light winds from the NE on Fri night, strong winds from the WNW by Sun night).

Days 10–12 Weather Summary

Mostly dry. Very mild (max 16°C on Wed afternoon, min 7°C on Mon night). Winds decreasing (fresh winds from the WNW on Mon morning, calm by Wed night).

Saturday
4
Sunday
5
Monday
6
Tuesday
7
Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sun
19
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
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
5:09PM1.23m
4:18AM1.31m
5:52PM1.17m
4:40AM1.33m
6:39PM1.08m
7:36PM0.99m
9:03PM0.92m
6:25AM1.14m
2:36AM1.00m
7:30AM1.02m
1:38AM1.03m
10:55AM0.96m
1:48AM1.07m
12:44PM1.02m
2:04AM1.10m
1:49PM1.11m
2:21AM1.15m
2:41PM1.19m
2:40AM1.19m
3:26PM1.23m
3:00AM1.24m
4:08PM1.25m
3:21AM1.29m
Low Tide
10:34AM0.05m
10:37PM0.57m
11:09AM0.00m
11:00PM0.66m
11:46AM-0.00m
11:20PM0.75m
12:27PM0.04m
11:36PM0.83m
1:15PM0.10m
11:42PM0.89m
2:16PM0.19m
3:40PM0.27m
3:23AM1.00m
5:16PM0.31m
6:47AM0.87m
6:31PM0.32m
7:25AM0.71m
7:25PM0.34m
7:58AM0.54m
8:07PM0.37m
8:29AM0.37m
8:42PM0.41m
9:00AM0.22m
9:14PM0.48m
9:33AM0.09m
9:42PM0.56m
Wave
height (m) 
direction
period (s) 
1.2
ENE
9
2.3
SSE
7
4
S
9
3
SSE
10
2.3
SSE
10
1.8
SSE
9
1.5
SSE
8
1.3
SSE
8
1.1
SE
8
1.3
SE
7
1.4
W
4
2
W
6
1.2
SSE
8
0.8
SSE
8
1
SSE
7
1.1
SSE
7
1.1
SSE
7
1.2
SSE
7
0.9
SSE
6
0.8
SE
5
0.8
ESE
6
0.9
SE
8
0.9
ESE
7
1.3
SE
7
1.8
SE
8
2
SE
8
1.9
ESE
9
1.7
ESE
10
1.7
ESE
10
1.4
ESE
10
1.1
ESE
10
1
ESE
9
1.3
ESE
9
1.2
ESE
9
1.2
ESE
9
1.3
ESE
13
1.2
ESE
12
1.2
SE
12
1.4
SE
12
1.3
ESE
12
1.4
ESE
12
1.5
ESE
11
1.4
ESE
11
1.7
ESE
10
2
SSE
7
1.7
SSE
8
1.7
SSE
8
cloud
light rain
rain showers
clear
cloud
part cloud
part cloud
cloud
light rain
rain showers
part cloud
clear
clear
clear
clear
clear
cloud
part cloud
clear
clear
part cloud
part cloud
cloud
light rain
light rain
heavy rain
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
cloud
cloud
light rain
rain showers
clear
clear
cloudy
light rain
rain shwrs
clear
cloudy
some clouds
some clouds
cloudy
light rain
rain shwrs
some clouds
clear
clear
clear
clear
clear
cloudy
some clouds
clear
clear
some clouds
some clouds
cloudy
light rain
light rain
heavy rain
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
cloudy
cloudy
some clouds
clear
clear
clear
clear
some clouds
cloudy
cloudy
light rain
rain shwrs
clear
clear
 km/h
30
S
40
S
60
S
35
W
25
NW
5
N
10
SSE
15
ESE
10
SE
20
SW
45
W
50
WNW
40
W
15
SW
10
WSW
10
SW
15
SSW
15
NNW
15
NE
15
ENE
10
NE
15
NE
15
NNE
10
ENE
25
SE
25
SE
40
WNW
35
WNW
35
WNW
25
WNW
15
SW
15
S
10
SW
10
SW
15
S
10
S
10
S
15
S
10
S
10
S
15
S
15
SSW
15
S
25
S
25
SSW
35
WNW
40
WNW
 mm 
4
4
1
1
2
2
11
4
1
max°C
13
13
14
18
16
11
11
10
11
11
11
8
13
14
12
14
15
13
8
8
7
8
8
12
12
12
14
12
12
8
11
14
14
15
16
14
15
15
14
15
15
14
15
14
15
15
15
Moonrise
8:21
9:23
10:25
11:22
12:14
1:00
1:38
2:11
2:40
3:06
3:31
3:56
4:22
4:52
5:28
Moonset
5:51
6:19
6:53
7:32
8:18
9:12
10:11
11:14
12:19
1:25
2:32
3:40
4:51
6:05
7:22
8:41
Sunrise
5:16
5:13
5:13
5:11
5:09
5:07
5:07
5:05
5:03
5:01
5:01
4:58
4:58
4:56
4:54
4:54
Sunset
5:59
6:00
6:00
6:01
6:02
6:02
6:04
6:05
6:06
6:07
6:07
6:08
6:09
6:10
6:12
6:13
Today's sea temperature in Onagawa is
8.1° C
(Statistics for 04 Apr 1981-2005 – mean: 12.0 max: 14.7 min: 9.3°C)
Issued (local time): 2 am Saturday 04 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest