Yo Sima Sea Conditions and Tide Table

Yo 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 04:58 PM.

Days 1–4 Weather Summary

Light rain (total 3mm), mostly falling on Sun afternoon. Cool air temperatures (max 13°C on Sun afternoon, min 4°C on Mon night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 13°C on Wed afternoon, min 3°C on Thu night). Winds increasing (calm on Wed night, fresh winds from the WNW by Thu night).

Days 8–10 Weather Summary

Mostly dry. Mild temperatures (max 9°C on Mon afternoon, min 4°C on Sat night). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Wed afternoon. Very mild (max 12°C on Tue afternoon, min 7°C on Thu night). Winds decreasing (fresh winds from the WSW on Wed afternoon, calm by Thu night).

Sun
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Fri
2
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
12:21PM2.99m
11:27PM2.48m
12:54PM2.98m
00:03AM2.48m
1:27PM2.98m
00:43AM2.48m
2:00PM2.98m
1:27AM2.46m
2:35PM2.96m
2:19AM2.43m
3:14PM2.90m
3:21AM2.40m
3:57PM2.81m
4:33AM2.39m
4:47PM2.67m
5:59AM2.46m
5:47PM2.54m
7:28AM2.63m
6:52PM2.45m
8:43AM2.85m
7:54PM2.42m
9:48AM3.03m
8:51PM2.40m
10:42AM3.15m
Low Tide
6:34PM1.22m
6:09AM0.21m
7:10PM1.19m
6:45AM0.21m
7:47PM1.15m
7:22AM0.23m
8:25PM1.10m
8:01AM0.30m
9:05PM1.04m
8:44AM0.44m
9:49PM0.97m
9:34AM0.65m
10:40PM0.88m
10:33AM0.92m
11:39PM0.76m
11:49AM1.19m
00:45AM0.61m
1:30PM1.35m
1:51AM0.41m
2:59PM1.37m
2:49AM0.22m
4:09PM1.33m
3:45AM0.08m
Wave
height (m) 
direction
period (s) 
0.3
NW
2
0.5
N
3
0.3
NNE
2
0.2
NNE
3
0.2
ENE
3
0.1
NE
2
0.2
E
2
0.3
E
3
0.1
E
4
0.2
WSW
2
0
W
2
0
W
1
0.4
WNW
3
0.6
NW
3
0.7
W
4
0.5
WNW
3
0.3
WNW
3
0.2
WNW
2
0.2
W
2
0.1
NW
1
0
E
1
0
E
3
0
E
2
0
E
1
0
E
1
0
E
1
0
W
1
0.4
WSW
3
0.2
WNW
2
0.1
W
2
0.5
WSW
3
0.4
WNW
3
0.2
WNW
2
0.4
SW
2
0.1
NW
2
0
W
2
rain showers
clear
clear
clear
part cloud
cloud
part cloud
cloud
light rain
cloud
cloud
cloud
part cloud
part cloud
cloud
part cloud
clear
cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
clear
clear
rain showers
clear
clear
part cloud
clear
clear
rain shwrs
clear
clear
clear
some clouds
cloudy
some clouds
cloudy
light rain
cloudy
cloudy
cloudy
some clouds
some clouds
cloudy
some clouds
clear
cloudy
some clouds
clear
clear
clear
clear
some clouds
some clouds
clear
clear
some clouds
clear
clear
rain shwrs
clear
clear
some clouds
clear
clear
 km/h
15
NW
15
NNW
15
NNE
15
NE
10
NE
10
ENE
15
ENE
10
NE
5
NW
10
WSW
5
NW
5
WNW
25
WNW
30
WNW
30
W
25
WNW
15
WNW
10
WNW
15
WSW
5
NNW
5
NE
0
WNW
0
N
5
NE
10
NE
0
NNE
5
WSW
20
W
10
W
5
SW
30
WSW
15
W
10
W
20
WSW
5
NW
0
W
 mm 
1
2
2
max°C
13
10
9
9
6
8
10
11
12
13
13
13
12
8
5
7
4
6
7
7
6
7
7
7
9
8
9
12
10
11
12
9
10
11
9
9
Moonrise
8:55
9:32
10:05
10:34
11:02
11:28
11:55
12:25
12:59
1:40
2:31
Moonset
5:45
6:46
7:48
8:50
9:53
10:55
11:59
1:04
2:14
3:27
4:43
5:57
Sunrise
7:07
7:07
7:07
7:07
7:07
7:09
7:09
7:09
7:09
7:09
7:09
7:11
Sunset
4:58
4:58
4:59
4:59
5:00
5:00
5:00
5:00
5:01
5:02
5:02
5:04
Today's sea temperature in Yo Sima is
16.2° C
(Statistics for 21 Dec 1981-2005 – mean: 18.6 max: 20.1 min: 17.3°C)
Issued (local time): 2 pm Sunday 21 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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