Hikawa (Yonakuni Sima) Sea Conditions and Tide Table

Hikawa (Yonakuni Sima) 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 — and sunset is at 07:14 PM.

Days 1–4 Weather Summary

Heavy rain (total 134mm), heaviest during Tue afternoon. Warm air temperatures (max 29°C on Thu morning, min 25°C on Tue morning). Winds decreasing (strong winds from the SE on Mon afternoon, light winds from the W by Tue afternoon).

Days 5–7 Weather Summary

Heavy rain (total 339mm), heaviest during Fri morning. Very warm air temperatures (max 30°C on Thu afternoon, min 26°C on Thu night). Winds decreasing (severe gales from the S on Fri morning, moderate winds from the SE by Sat night).

Days 8–10 Weather Summary

Light rain (total 7mm), mostly falling on Mon afternoon. Warm (max 28°C on Sun afternoon, min 27°C on Tue morning). Mainly fresh winds.

Days 11–13 Weather Summary

Heavy rain (total 22mm), heaviest during Fri night. Warm (max 28°C on Wed afternoon, min 26°C on Fri night). Wind will be generally light.

Days 14–17 Weather Summary

Heavy rain (total 61mm), heaviest during Tue night. Warm (max 28°C on Sat afternoon, min 27°C on Sat night). Winds increasing (moderate winds from the ENE on Sat afternoon, stormy winds from the ESE by Tue night).

Mon
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
Wednesday
2
Thursday
3
Friday
4
Saturday
5
Sunday
6
Monday
7
Tuesday
8
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
night
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
6:42PM1.37m
7:02PM1.45m
7:23PM1.53m
6:39AM1.76m
7:45PM1.59m
7:19AM1.82m
8:07PM1.64m
7:57AM1.84m
8:30PM1.68m
8:33AM1.82m
8:53PM1.71m
9:09AM1.75m
9:17PM1.72m
9:45AM1.64m
9:42PM1.72m
10:24AM1.50m
10:09PM1.69m
11:10AM1.35m
10:38PM1.64m
12:14PM1.19m
11:15PM1.56m
3:07PM1.11m
00:14AM1.47m
6:40PM1.22m
6:17PM1.32m
Low Tide
11:21PM1.11m
12:13PM0.38m
00:09AM0.98m
12:50PM0.31m
00:46AM0.84m
1:23PM0.28m
1:19AM0.70m
1:53PM0.29m
1:52AM0.58m
2:21PM0.33m
2:25AM0.49m
2:48PM0.41m
2:58AM0.43m
3:14PM0.50m
3:33AM0.41m
3:38PM0.62m
4:10AM0.43m
4:02PM0.74m
4:53AM0.48m
4:23PM0.87m
5:47AM0.56m
4:41PM0.99m
7:09AM0.63m
4:25PM1.10m
9:11AM0.63m
7:53PM1.22m
10:45AM0.55m
10:50PM1.13m
Wave
Height (m)
Direction
Period (s)
2.2
SSW
8
2.3
SSW
8
1.8
E
17
2
E
17
1.8
E
16
1.5
E
14
1.7
NNW
5
3
NE
13
3
NE
13
4
NNE
12
6.5
NNE
12
6
WNW
10
3.5
SSW
10
3.5
SSW
10
2.5
SSW
8
2.3
SSW
8
1.6
S
8
1.5
S
9
1.6
S
9
1.7
SSE
8
1.7
SSE
8
1.6
ESE
6
1.4
S
8
1.4
SW
10
1.3
SSW
10
1.2
S
10
1.2
S
10
1.2
S
10
1.2
ESE
12
1.3
ESE
11
1.5
NNE
7
1.5
NNE
7
1.6
NNE
7
1.6
NNE
7
1.6
NNE
8
1.7
NNE
9
1.7
NNE
9
1.7
NNE
10
1.8
NE
9
1.7
NE
9
1.6
NE
8
1.6
NE
7
2.1
NE
7
3
NE
8
4.5
ENE
9
5.5
ENE
10
8
E
12
mod rain
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
thunderstorm
part cloud
thunderstorm
thunderstorm
rain showers
thunderstorm
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
rain showers
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
part cloud
clear
clear
part cloud
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
risk tstorm
risk tstorm
risk tstorm
risk tstorm
some clouds
some clouds
risk tstorm
some clouds
risk tstorm
risk tstorm
rain shwrs
risk tstorm
clear
clear
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
clear
clear
clear
clear
clear
clear
clear
rain shwrs
risk tstorm
risk tstorm
risk tstorm
risk tstorm
clear
clear
some clouds
clear
clear
some clouds
clear
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
km/h
40
SSE
40
SSE
30
S
20
NNW
25
N
30
NW
40
NW
30
W
25
W
55
NW
80
W
85
S
25
E
55
SSE
40
SSE
40
SSE
25
SE
30
ESE
30
ESE
35
SE
35
ESE
35
SE
25
SE
25
ESE
25
ESE
20
ESE
20
ESE
20
E
15
E
10
ENE
10
ENE
10
ENE
20
E
20
E
15
SSE
15
E
20
ENE
25
ENE
30
NE
30
NE
25
NE
35
NNE
40
NNE
45
NE
60
NE
70
NE
80
E
 mm
6
16
24
85
1
2
2
192
134
2
2
4
3
1
1
1
3
1
2
1
1
3
15
3
10
4
16
26
max °C
26
27
26
27
28
28
28
28
29
30
28
27
29
28
28
28
28
28
28
28
28
28
28
28
28
28
27
28
27
28
28
28
28
28
27
28
28
28
27
28
28
28
28
28
28
28
28
Moonrise
4:45
5:27
6:06
6:41
7:13
7:45
8:18
8:52
9:29
10:11
10:59
11:55
12:57
2:04
3:12
Moonset
3:27
4:23
5:19
6:15
7:10
8:06
9:03
10:02
11:05
12:09
1:16
2:21
3:21
4:16
5:03
Sunrise
6:26
6:26
6:26
6:26
6:26
6:28
6:28
6:28
6:28
6:28
6:28
6:30
6:30
6:31
6:31
Sunset
7:14
7:13
7:13
7:12
7:10
7:09
7:08
7:07
7:07
7:06
7:05
7:04
7:02
7:01
7:00
7:00
Today's sea temperature in Hikawa (Yonakuni Sima) is
29.6°C
(Statistics for 24 Aug 1981-2005 – mean: 28.8 max: 30.6 min: 27.3°C)
Issued (local time): 2 pm Monday 24 Aug 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest