Yokosuka Sea Conditions and Tide Table

Yokosuka 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 06:43 AM and sunset is at 04:30 PM.

Days 1–3 Weather Summary

Heavy rain (total 37mm), heaviest during Sun morning. Cool air temperatures (max 17°C on Sat morning, min 8°C on Fri morning). Winds increasing (calm on Fri afternoon, strong winds from the NNE by Sun night).

Days 4–6 Weather Summary

Moderate rain (total 18mm), heaviest on Wed afternoon. Cool air temperatures (max 17°C on Wed afternoon, min 6°C on Mon night). Winds increasing (light winds from the N on Tue night, strong winds from the NNE by Wed night).

Days 7–9 Weather Summary

Heavy rain (total 40mm), heaviest during Sat night. Very mild (max 14°C on Sat night, min 6°C on Thu night). Mainly strong winds.

Days 10–12 Weather Summary

Light rain (total 5mm), mostly falling on Mon night. Very mild (max 14°C on Sun afternoon, min 8°C on Tue morning). Mainly strong winds.

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
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
3:30PM1.63m
5:52AM1.64m
4:06PM1.67m
6:25AM1.65m
4:42PM1.69m
6:58AM1.64m
5:18PM1.70m
7:32AM1.63m
5:55PM1.68m
8:07AM1.60m
6:34PM1.62m
8:42AM1.58m
7:19PM1.53m
9:16AM1.55m
8:15PM1.42m
9:52AM1.53m
9:31PM1.30m
10:30AM1.52m
11:14PM1.23m
11:13AM1.51m
1:15AM1.27m
12:04PM1.52m
3:00AM1.41m
Low Tide
10:21AM1.08m
10:50PM0.15m
10:57AM1.07m
11:25PM0.12m
11:33AM1.06m
00:00AM0.11m
12:08PM1.04m
00:35AM0.13m
12:45PM1.02m
1:09AM0.16m
1:24PM1.00m
1:44AM0.24m
2:08PM0.98m
2:19AM0.34m
3:00PM0.93m
2:56AM0.49m
4:05PM0.86m
3:40AM0.67m
5:26PM0.74m
4:39AM0.87m
6:45PM0.57m
6:10AM1.05m
7:50PM0.37m
Wave
height (m) 
direction
period (s) 
0.4
NE
2
0.1
SE
11
0.1
SE
11
1
S
5
0.7
SSE
5
0.9
SSE
6
1.9
SSE
7
1.6
S
7
1.4
SSE
9
1.7
NNE
5
1
SSE
9
0.8
SE
9
0.7
NE
4
0.5
SE
9
0.4
SE
8
0.4
SE
8
1.5
S
6
1.6
S
7
1.7
NNE
6
0.9
SSE
8
0.6
SSE
7
0.6
NE
4
0.6
NE
4
0.8
NNE
4
0.9
NNE
4
0.9
NNE
4
0.9
NE
4
0.9
SSE
7
0.8
SSE
6
0.8
SE
8
0.5
SE
8
0.4
SE
8
0.7
SW
4
1.1
NW
4
0.5
SW
10
0.5
SW
9
part cloud
part cloud
part cloud
light rain
light rain
heavy rain
heavy rain
rain showers
part cloud
part cloud
cloud
clear
clear
part cloud
cloud
cloud
heavy rain
rain showers
cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
heavy rain
part cloud
cloud
cloud
cloud
part cloud
rain showers
clear
clear
clear
some clouds
some clouds
some clouds
light rain
light rain
heavy rain
heavy rain
rain shwrs
some clouds
some clouds
cloudy
clear
clear
some clouds
cloudy
cloudy
heavy rain
rain shwrs
cloudy
some clouds
some clouds
cloudy
cloudy
some clouds
cloudy
cloudy
heavy rain
some clouds
cloudy
cloudy
cloudy
some clouds
rain shwrs
clear
clear
clear
 km/h
20
NNE
5
N
5
WSW
25
SSW
25
WSW
25
SSW
40
SSW
35
SW
35
N
40
NNE
25
NE
25
NE
25
NNE
10
NE
15
NNE
5
SSW
35
SSW
25
NNE
45
NNE
20
NE
20
NE
25
NNE
25
NE
30
NNE
30
NNE
30
N
20
NNE
25
NNW
10
SSE
25
NNE
15
NNE
15
NNW
10
NW
25
NNW
10
SSW
15
NE
 mm 
1
1
15
19
1
11
7
40
5
max°C
9
12
15
17
15
17
17
17
17
10
11
9
8
11
10
15
17
14
9
10
8
7
9
9
9
9
14
13
14
14
12
13
12
9
11
10
Moonrise
6:05
7:00
7:50
8:33
9:11
9:43
10:12
10:39
11:04
11:31
11:59
12:33
Moonset
3:29
4:21
5:18
6:19
7:21
8:25
9:27
10:30
11:35
12:41
1:51
Sunrise
6:43
6:45
6:45
6:46
6:46
6:47
6:47
6:48
6:48
6:48
6:48
6:48
Sunset
4:30
4:30
4:31
4:31
4:32
4:32
4:34
4:35
4:35
4:36
4:36
4:37
Today's sea temperature in Yokosuka is
18.0° C
(Statistics for 19 Dec 1981-2005 – mean: 19.0 max: 20.3 min: 17.7°C)
Issued (local time): 8 am Friday 19 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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