Onizaki Sea Conditions and Tide Table

Onizaki 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 06:54 AM and sunset is at 04:44 PM.

Days 1–3 Weather Summary

Moderate rain (total 17mm), heaviest on Tue night. Cool air temperatures (max 14°C on Sun morning, min 6°C on Mon night). Winds increasing (calm on Tue morning, fresh winds from the ESE by Tue night).

Days 4–6 Weather Summary

Heavy rain (total 54mm), heaviest during Wed morning. Cool air temperatures (max 14°C on Wed morning, min 4°C on Fri night). Winds increasing (light winds from the NW on Wed night, strong winds from the NW by Fri afternoon).

Days 7–9 Weather Summary

Light rain (total 8mm), mostly falling on Mon night. Mild temperatures (max 8°C on Sun afternoon, min 3°C on Sat night). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 5mm), mostly falling on Wed morning. Very mild (max 13°C on Tue afternoon, min 3°C on Wed night). Winds increasing (calm on Tue night, strong winds from the NW by Wed night).

Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
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
7:31AM1.95m
6:15PM1.94m
8:02AM1.94m
6:47PM1.93m
8:32AM1.91m
7:21PM1.91m
9:02AM1.87m
7:58PM1.86m
9:33AM1.82m
8:41PM1.79m
10:06AM1.78m
9:34PM1.68m
10:45AM1.74m
10:42PM1.56m
11:32AM1.71m
00:13AM1.48m
12:31PM1.71m
2:12AM1.51m
1:41PM1.73m
3:54AM1.68m
2:52PM1.79m
5:01AM1.87m
3:55PM1.86m
5:54AM2.03m
Low Tide
12:46PM0.89m
1:02AM-0.04m
1:17PM0.88m
1:34AM-0.03m
1:49PM0.87m
2:06AM0.00m
2:22PM0.87m
2:40AM0.09m
3:01PM0.86m
3:17AM0.22m
3:50PM0.85m
3:58AM0.41m
4:53PM0.81m
4:49AM0.63m
6:14PM0.73m
7:40PM0.57m
7:32AM1.04m
8:53PM0.36m
9:13AM1.11m
9:53PM0.14m
10:28AM1.10m
10:48PM-0.04m
Wave
height (m) 
direction
period (s) 
0.3
SE
4
0.4
SE
4
0.7
SW
5
0.6
SW
6
0.4
SSE
6
0.4
SSE
6
0.3
SE
5
0.5
SE
5
1.3
ESE
6
1.2
ESE
5
0.6
SE
6
0.4
SSE
5
0.4
SSE
6
0.4
SSE
6
0.9
NW
4
1.1
NW
4
1.2
NW
4
0.8
WNW
4
0.4
NW
3
0.4
NW
2
0.5
WNW
3
0.3
SSE
6
0.1
SE
5
0.1
SE
5
0.2
ESE
4
0.2
E
4
0.5
ESE
5
0.4
SE
5
0.4
SE
5
0.2
SSE
4
0.3
ENE
4
0.4
SW
4
0.9
W
4
1.3
NNW
5
1.4
NNW
5
0.9
NW
4
light rain
mod rain
clear
clear
clear
part cloud
part cloud
cloud
mod rain
heavy rain
rain showers
cloud
part cloud
cloud
part cloud
part cloud
clear
part cloud
part cloud
cloud
part cloud
clear
clear
part cloud
part cloud
light rain
rain showers
clear
clear
cloud
light rain
light rain
clear
clear
clear
clear
light rain
mod rain
clear
clear
clear
some clouds
some clouds
cloudy
mod rain
heavy rain
rain shwrs
cloudy
some clouds
cloudy
some clouds
some clouds
clear
some clouds
some clouds
cloudy
some clouds
clear
clear
some clouds
some clouds
light rain
rain shwrs
clear
clear
cloudy
light rain
light rain
clear
clear
clear
clear
 km/h
5
ENE
15
NNW
25
NW
25
NNW
20
NW
15
NNW
5
N
15
SE
35
ESE
35
SE
20
NNW
10
NW
15
NW
15
NW
35
NW
35
NW
45
NW
30
NW
15
NW
20
NW
20
NNW
15
N
10
NW
10
N
10
N
0
S
15
NNE
15
NNW
10
NW
5
SW
20
NNW
20
NW
30
WNW
45
NNW
45
NW
30
NW
 mm 
2
7
8
39
15
3
5
2
3
max°C
14
13
12
9
10
7
8
11
11
14
12
13
13
13
11
7
6
5
6
7
6
6
8
7
7
6
7
10
13
11
8
8
5
4
3
3
Moonrise
8:00
8:44
9:21
9:54
10:23
10:50
11:16
11:42
12:12
12:45
1:26
2:17
Moonset
5:31
6:32
7:34
8:37
9:40
10:42
11:46
12:52
2:02
3:16
4:32
Sunrise
6:54
6:56
6:56
6:56
6:56
6:58
6:58
6:58
6:58
6:58
6:58
7:00
Sunset
4:44
4:45
4:45
4:45
4:45
4:46
4:46
4:47
4:49
4:49
4:50
4:51
Today's sea temperature in Onizaki is
18.5° C
(Statistics for 21 Dec 1981-2005 – mean: 19.0 max: 20.8 min: 17.5°C)
Issued (local time): 2 am Sunday 21 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest