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 06:13 AM and sunset is at 07:34 PM.

Days 1–3 Weather Summary

Heavy rain (total 20mm), heaviest during Sat morning. Warm air temperatures (max 28°C on Sat morning, min 27°C on Sat afternoon). Winds decreasing (strong winds from the S on Sat morning, light winds from the SE by Sun night).

Days 4–6 Weather Summary

Some drizzle, heaviest during Tue night. Warm air temperatures (max 29°C on Tue afternoon, min 28°C on Tue morning). Mainly fresh winds.

Days 7–9 Weather Summary

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

Days 10–12 Weather Summary

Moderate rain (total 11mm), heaviest on Wed afternoon. Warm (max 29°C on Mon afternoon, min 27°C on Mon night). Winds increasing (calm on Mon morning, strong winds from the SSW by Wed night).

Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tuesday
6
Wednesday
7
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
10:57AM1.53m
11:27PM1.56m
11:52AM1.39m
00:04AM1.55m
1:08PM1.25m
00:52AM1.53m
3:14PM1.18m
1:57AM1.52m
5:31PM1.24m
3:18AM1.54m
6:34PM1.33m
7:10PM1.42m
7:40PM1.49m
6:23AM1.76m
8:07PM1.54m
7:08AM1.82m
8:33PM1.58m
7:48AM1.86m
8:58PM1.61m
8:27AM1.85m
9:24PM1.62m
Low Tide
5:08PM0.66m
5:48AM0.71m
5:41PM0.81m
6:55AM0.72m
6:19PM0.95m
8:22AM0.70m
7:14PM1.08m
9:58AM0.62m
9:02PM1.17m
11:12AM0.50m
10:46PM1.16m
12:06PM0.38m
11:51PM1.10m
12:50PM0.29m
00:38AM1.01m
1:27PM0.23m
1:17AM0.92m
2:02PM0.21m
1:53AM0.82m
2:34PM0.23m
2:28AM0.74m
3:05PM0.28m
3:03AM0.67m
Wave
height (m) 
direction
period (s) 
2.5
SSE
8
2.4
SSE
8
1.7
SSE
8
1.2
SSE
8
1.1
SSE
7
0.9
SSE
7
0.8
SE
6
0.9
SE
6
1.6
SE
10
2.1
SE
10
1.8
SE
10
1.6
SE
9
1.6
S
7
1.6
S
6
1.3
S
6
1.3
S
6
1.4
S
6
0.9
S
5
0.9
S
5
0.9
S
5
0.7
S
5
0.6
S
5
0.5
S
5
0.4
SE
8
0.3
SSE
8
0.3
SSE
8
0.3
SSE
8
0.2
ESE
10
0.3
ESE
9
0.4
SE
8
0.3
ESE
8
0.4
SE
8
0.7
S
3
1.2
SSW
6
1.6
SSW
6
1.9
SSW
9
mod rain
thunderstorm
thunderstorm
clear
clear
clear
rain showers
thunderstorm
thunderstorm
clear
clear
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
light rain
mod rain
risk tstorm
risk tstorm
clear
clear
clear
rain shwrs
risk tstorm
risk tstorm
clear
clear
risk tstorm
clear
clear
clear
clear
clear
clear
clear
clear
risk tstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
risk tstorm
risk tstorm
risk tstorm
light rain
 km/h
45
S
40
SSW
20
S
20
SSE
25
SSE
15
SE
20
ESE
25
SE
30
ESE
30
SE
30
S
35
S
30
S
35
S
30
S
30
S
35
SSW
25
S
25
S
25
S
25
S
15
S
15
S
15
SSW
5
S
5
SSE
10
S
0
NE
5
ESE
10
SSW
10
SSE
15
SE
25
S
35
S
40
SSW
35
SW
 mm 
6
4
1.0
3
4
2.0
1.0
1.0
1.0
2.0
5
2.0
max°C
28
27
27
28
28
28
28
28
28
28
29
28
28
29
28
29
29
28
28
28
28
28
29
28
28
29
29
28
29
28
28
28
28
28
27
28
Moonrise
11:45
12:24
1:07
1:55
2:49
3:46
4:46
5:45
6:43
7:37
8:29
Moonset
12:01
1:04
2:07
3:11
4:15
5:14
6:09
6:56
7:38
8:14
8:46
9:15
Sunrise
6:13
6:13
6:15
6:15
6:16
6:16
6:16
6:16
6:16
6:18
6:18
6:18
Sunset
7:34
7:34
7:32
7:31
7:31
7:30
7:30
7:30
7:29
7:29
7:28
7:27
Today's sea temperature in Hikawa (Yonakuni Sima) is 30.6 °C (Statistics for 27 Jul 1981-2005 – mean: 28.9 max: 29.9 min: 28.1°C)
Nearest