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 07:06 PM.

Days 1–4 Weather Summary

Some drizzle, heaviest during Tue night. Warm air temperatures (max 25°C on Thu afternoon, min 22°C on Tue night). Winds decreasing (strong winds from the NE on Tue night, moderate winds from the SE by Wed night).

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 26°C on Sat morning, min 24°C on Fri night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Warm (max 25°C on Tue morning, min 23°C on Wed night). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 4mm), mostly falling on Fri afternoon. Warm (max 25°C on Thu night, min 21°C on Sat afternoon). Winds increasing (light winds from the E on Thu night, near gales from the N by Sat afternoon).

Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thursday
16
Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thu
23
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
AM
Wave Height Map
High Tide
10:47PM1.16m
9:48AM1.50m
11:50PM1.04m
10:24AM1.40m
1:54AM0.98m
11:20AM1.27m
4:32AM1.05m
1:30PM1.18m
5:03AM1.15m
3:42PM1.22m
5:27AM1.24m
4:56PM1.32m
5:50AM1.34m
5:47PM1.42m
6:13AM1.42m
6:30PM1.50m
6:37AM1.51m
7:09PM1.54m
7:02AM1.58m
7:46PM1.54m
7:26AM1.63m
8:23PM1.51m
7:52AM1.66m
9:00PM1.44m
8:20AM1.67m
9:39PM1.35m
8:48AM1.64m
10:22PM1.24m
Low Tide
3:40AM0.76m
5:06PM0.27m
4:04AM0.86m
6:13PM0.39m
7:56PM0.46m
7:51AM1.02m
9:38PM0.45m
10:14AM0.89m
10:43PM0.41m
11:06AM0.71m
11:28PM0.38m
11:45AM0.53m
00:04AM0.37m
12:19PM0.36m
00:36AM0.38m
12:52PM0.22m
1:05AM0.42m
1:25PM0.11m
1:32AM0.47m
1:58PM0.05m
1:59AM0.54m
2:33PM0.03m
2:24AM0.62m
3:09PM0.05m
2:50AM0.70m
3:48PM0.12m
3:17AM0.79m
Wave
height (m) 
direction
period (s) 
2.2
NNE
7
2.3
NE
8
2
NE
8
1.6
NE
8
1.4
NE
8
1.3
ENE
7
1.3
SSE
5
1.2
S
5
1.2
S
5
1.1
SSW
6
0.9
SSW
6
0.9
SSW
6
0.9
S
5
0.8
S
5
0.8
SSE
4
0.9
S
4
0.9
S
4
1
S
4
0.9
ESE
10
0.7
ESE
10
0.7
ESE
11
0.9
ESE
11
1.1
SE
16
1.3
SE
15
1.4
SE
14
1.4
SE
14
1.6
SE
14
1.9
SE
16
2.3
SE
16
3
SE
16
3.5
SE
17
4
SE
16
4
SE
16
3
ESE
14
2.5
NNE
8
2.1
E
13
1.7
NE
8
1.4
NE
9
1.2
NE
9
1
NE
9
0.8
ENE
13
0.8
ENE
13
0.7
NE
13
0.9
NNE
5
0.8
NE
5
0.7
NE
6
0.6
NE
5
light rain
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
rain showers
rain showers
cloud
cloud
cloud
part cloud
clear
part cloud
clear
clear
clear
clear
clear
cloud
cloud
cloud
part cloud
part cloud
light rain
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
cloudy
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
rain shwrs
rain shwrs
cloudy
cloudy
cloudy
some clouds
clear
some clouds
clear
clear
clear
clear
clear
cloudy
cloudy
cloudy
some clouds
some clouds
 km/h
35
NE
35
ENE
30
ESE
20
ESE
25
SSE
30
SSE
30
SSW
30
S
30
S
20
S
15
ESE
20
SSE
15
SSE
20
SSW
25
SSW
30
S
30
S
25
S
25
S
15
S
5
SSE
5
ESE
10
SSE
10
SSE
15
SSE
10
SSE
5
ESE
15
E
20
NNE
40
NNE
40
N
50
N
50
N
40
NNW
35
NNW
30
NNW
20
N
15
N
15
NNE
10
ENE
5
NE
10
NE
20
NNE
20
NE
15
NE
15
E
15
ESE
 mm 
1
2
2
max°C
23
23
23
24
24
25
25
25
25
25
26
26
26
25
25
25
25
25
24
25
25
25
24
24
24
24
25
25
24
23
23
22
21
21
22
22
22
22
22
22
22
23
22
21
22
22
23
Moonrise
11:53
12:45
1:33
2:17
2:57
3:33
4:08
4:42
5:16
5:52
6:32
7:17
8:10
9:10
10:15
11:22
Moonset
10:21
11:14
12:10
1:06
2:04
3:01
3:59
4:57
5:58
7:02
8:10
9:20
10:31
11:38
12:38
Sunrise
6:33
6:31
6:31
6:31
6:30
6:28
6:28
6:26
6:26
6:24
6:24
6:22
6:22
6:20
6:20
6:20
Sunset
7:06
7:06
7:07
7:07
7:07
7:07
7:07
7:08
7:08
7:09
7:09
7:09
7:10
7:10
7:12
7:12
Today's sea temperature in Hikawa (Yonakuni Sima) is
25.5° C
(Statistics for 07 Apr 1981-2005 – mean: 24.8 max: 26.5 min: 23.5°C)
Issued (local time): 8 pm Tuesday 07 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest