O Sima (Saeki Wan) Sea Conditions and Tide Table

O Sima (Saeki Wan) 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 —.

Days 1–4 Weather Summary

Mostly dry. Cool air temperatures (max 15°C on Thu night, min 9°C on Sun morning). Winds increasing (calm on Fri night, fresh winds from the N by Sat afternoon).

Days 5–7 Weather Summary

Some drizzle, heaviest during Tue morning. Cool air temperatures (max 12°C on Mon afternoon, min 3°C on Wed afternoon). Winds increasing (light winds from the N on Mon morning, strong winds from the NW by Wed afternoon).

Days 8–10 Weather Summary

Mostly dry. Freeze-thaw conditions (max 8°C on Fri afternoon, min 0°C on Wed night). Winds decreasing (near gales from the NW on Wed night, light winds from the WNW by Fri night).

Days 11–13 Weather Summary

Moderate rain (total 15mm), heaviest on Mon afternoon. Mild temperatures (max 9°C on Sun afternoon, min 2°C on Mon afternoon). Winds decreasing (strong winds from the NNW on Sun afternoon, calm by Mon afternoon).

Friday
16
Saturday
17
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Saturday
24
Sunday
25
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Friday
30
Sat
31
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
6:54AM1.35m
4:45PM1.33m
7:24AM1.45m
5:37PM1.36m
7:53AM1.53m
6:23PM1.40m
8:23AM1.59m
7:07PM1.44m
8:53AM1.62m
7:49PM1.46m
9:22AM1.61m
8:30PM1.47m
9:49AM1.57m
9:13PM1.45m
10:16AM1.52m
9:58PM1.40m
10:41AM1.47m
10:51PM1.33m
11:07AM1.42m
11:55PM1.24m
11:37AM1.38m
1:21AM1.16m
12:16PM1.35m
3:18AM1.15m
1:13PM1.32m
5:12AM1.25m
2:33PM1.31m
6:18AM1.38m
Low Tide
11:24PM0.16m
11:50AM0.96m
00:03AM0.06m
12:34PM0.89m
00:40AM-0.02m
1:13PM0.81m
1:16AM-0.08m
1:50PM0.74m
1:52AM-0.10m
2:25PM0.67m
2:28AM-0.08m
2:58PM0.61m
3:03AM-0.01m
3:32PM0.54m
3:39AM0.10m
4:08PM0.48m
4:14AM0.26m
4:47PM0.43m
4:50AM0.44m
5:33PM0.38m
5:29AM0.64m
6:30PM0.33m
6:17AM0.83m
7:46PM0.28m
7:38AM0.99m
9:13PM0.19m
9:46AM1.06m
10:31PM0.07m
Wave
height (m) 
direction
period (s) 
0.5
S
5
0.3
S
4
0.3
SE
9
0.1
SE
9
0.2
ESE
9
0.4
NE
3
0.4
SE
9
0.3
SE
8
0.4
SE
9
0.3
SE
8
0.3
SE
8
0.4
SE
8
0.3
SE
8
0.7
N
4
1.1
N
5
1.2
NNW
5
1
NNW
5
1.4
N
5
1.3
NNW
5
1.6
NW
5
1.4
NNW
5
0.6
NW
3
0.6
N
6
0.9
NNW
4
0.3
N
4
0.4
NNW
3
0.7
NNW
4
0.5
N
5
0.4
N
5
1.2
N
5
0.8
N
4
0.3
NNE
3
0.2
NNE
3
0.3
NNW
2
0.5
N
3
1.1
NNW
5
0.7
N
5
0.6
NNW
4
0.8
N
4
0.7
NNW
4
0.6
NNW
4
0.9
N
4
0.8
NNW
4
0.6
N
4
0.8
N
4
0.8
NNW
4
0.6
N
4
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
light rain
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
cloud
heavy rain
rain showers
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
clear
part cloud
part cloud
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
light rain
some clouds
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
cloudy
heavy rain
rain shwrs
clear
some clouds
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
clear
some clouds
some clouds
 km/h
10
W
20
NNW
15
NNE
5
W
15
NNW
25
N
20
NW
20
NNW
20
N
15
NNW
15
NNW
20
N
15
NW
30
NNW
40
NNW
40
NW
40
NW
50
NW
45
NW
55
NW
45
NW
30
WNW
30
NW
35
NNW
15
WNW
25
NW
30
NNW
25
NW
25
WNW
40
NNW
30
NNW
15
NNW
10
N
25
NNW
30
NW
45
NNW
30
NW
30
NW
35
NNW
30
NNW
30
NW
40
NNW
30
NNW
30
NNW
35
NNW
30
NW
25
N
 mm 
1
14
1
max°C
15
13
14
13
12
15
13
11
11
11
10
12
12
9
8
7
6
6
2
2
4
3
7
8
6
6
7
5
8
9
5
5
4
6
8
8
6
6
8
6
7
9
6
8
9
6
6
Moonrise
5:17
6:09
6:55
7:36
8:11
8:43
9:11
9:39
10:06
10:35
11:08
11:46
12:32
1:28
2:33
Moonset
2:53
3:48
4:48
5:50
6:53
7:55
8:57
9:59
11:03
12:09
1:18
2:29
3:41
4:49
5:48
Sunrise
7:13
7:13
7:13
7:13
7:13
7:13
7:11
7:11
7:11
7:11
7:11
7:09
7:09
7:09
7:07
7:07
Sunset
5:27
5:28
5:29
5:30
5:30
5:31
5:32
5:34
5:35
5:36
5:37
5:37
5:38
5:39
5:40
Today's sea temperature in O Sima (Saeki Wan) is
18.0° C
(Statistics for 15 Jan 1981-2005 – mean: 18.7 max: 19.7 min: 17.4°C)
Issued (local time): 8 pm Thursday 15 Jan 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest