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 06:09 AM and sunset is at 07:37 PM.

Days 1–3 Weather Summary

Mostly dry. Warm air temperatures (max 29°C on Sat morning, min 28°C on Sat morning). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 11mm), heaviest on Wed morning. Warm air temperatures (max 29°C on Tue morning, min 28°C on Wed morning). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 4mm), mostly falling on Fri morning. Warm (max 29°C on Fri morning, min 28°C on Fri night). Wind will be generally light.

Days 10–12 Weather Summary

Some drizzle, heaviest during Mon night. Warm (max 29°C on Mon afternoon, min 28°C on Mon morning). Wind will be generally light.

Days 13–16 Weather Summary

Mostly dry. Warm (max 30°C on Sat afternoon, min 28°C on Thu night). Winds decreasing (fresh winds from the SSW on Thu night, calm by Sun night).

Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
Friday
24
Saturday
25
Sunday
26
Monday
27
Tuesday
28
Wednesday
29
Thursday
30
Friday
31
Saturday
1
Sun
2
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
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
9:06AM1.79m
10:10PM1.58m
9:48AM1.71m
10:39PM1.58m
10:31AM1.60m
11:10PM1.57m
11:20AM1.46m
11:45PM1.56m
12:22PM1.32m
00:27AM1.54m
1:56PM1.20m
1:21AM1.53m
4:20PM1.19m
2:34AM1.53m
6:02PM1.27m
6:50PM1.36m
7:23PM1.44m
7:52PM1.51m
6:42AM1.80m
8:19PM1.55m
7:25AM1.84m
8:45PM1.59m
8:05AM1.86m
9:10PM1.62m
8:43AM1.84m
Low Tide
3:47PM0.33m
3:48AM0.74m
4:19PM0.44m
4:31AM0.72m
4:51PM0.58m
5:19AM0.71m
5:23PM0.72m
6:18AM0.72m
5:58PM0.87m
7:34AM0.71m
6:40PM1.00m
9:08AM0.66m
7:55PM1.12m
10:34AM0.56m
9:50PM1.17m
11:37AM0.44m
11:15PM1.14m
12:26PM0.33m
00:10AM1.07m
1:06PM0.25m
00:54AM0.98m
1:43PM0.21m
1:32AM0.88m
2:16PM0.21m
2:08AM0.79m
2:48PM0.24m
2:44AM0.71m
Wave
Height (m)
Direction
Period (s)
0.9
SW
7
0.9
SW
7
0.9
SW
7
0.9
SW
7
0.7
SW
6
0.8
SSW
6
0.9
SSW
6
0.8
SSW
6
1.1
SW
6
1
SSW
6
0.9
SSW
6
0.8
SSW
5
0.9
SSW
5
0.9
SSW
5
0.6
S
4
0.7
SSW
4
0.5
S
7
0.5
S
7
0.4
S
7
0.4
S
7
0.3
S
7
0.3
S
7
0.3
S
7
0.3
S
7
0.4
SE
9
0.4
SE
8
0.4
SE
9
0.4
SSE
9
0.4
SSE
10
0.6
SSE
9
0.8
ESE
14
1
E
14
1
E
15
0.9
E
14
0.8
E
14
0.8
E
14
0.9
ENE
14
0.9
ENE
14
0.9
ENE
14
1.1
S
8
1.1
S
8
1.4
S
8
1.5
S
8
1.6
S
8
1.5
SSW
8
1.2
SSW
8
1.2
SSW
8
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
rain showers
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
rain showers
clear
clear
clear
clear
clear
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
risk tstorm
risk tstorm
risk tstorm
clear
clear
clear
rain shwrs
risk tstorm
risk tstorm
risk tstorm
clear
clear
clear
rain shwrs
clear
clear
clear
clear
clear
risk tstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
km/h
5
ENE
10
N
10
SW
5
WNW
10
SE
5
SSE
10
W
20
SSW
25
S
20
W
15
SW
20
S
25
SSE
15
WSW
20
SSW
20
SSW
15
S
20
S
15
S
10
S
15
SSE
5
S
10
ENE
10
E
10
ENE
15
ENE
10
ENE
5
NE
15
NNE
10
E
5
NNW
10
N
5
SSW
10
W
10
SW
20
S
15
SSW
20
SW
25
SSW
15
SSW
10
SW
25
SW
10
S
5
S
5
SSE
5
S
10
SE
 mm
1
2
6
1
1
1
2
1
1
max °C
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
29
28
28
29
28
28
28
28
28
29
28
28
28
28
28
29
29
29
29
29
29
29
29
29
30
29
29
30
Moonrise
9:56
10:53
11:49
12:43
1:38
2:33
3:28
4:23
5:15
6:05
6:49
7:30
8:06
8:40
9:12
Moonset
10:30
11:02
11:34
12:08
12:43
1:22
2:05
2:53
3:45
4:40
5:36
6:32
7:27
8:22
9:17
Sunrise
6:09
6:09
6:09
6:09
6:11
6:11
6:11
6:11
6:13
6:13
6:13
6:13
6:15
6:15
6:16
6:16
Sunset
7:37
7:37
7:37
7:37
7:37
7:36
7:36
7:35
7:35
7:35
7:34
7:34
7:32
7:31
7:31
7:30
Today's sea temperature in Hikawa (Yonakuni Sima) is
29.2° C
(Statistics for 18 Jul 1981-2005 – mean: 29.1 max: 29.9 min: 28.5°C)
Issued (local time): 8 am Saturday 18 Jul 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest