Sasebo Sea Conditions and Tide Table

Sasebo 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

Heavy rain (total 24mm), heaviest during Sat night. Warm air temperatures (max 20°C on Sat morning, min 9°C on Thu night). Wind will be generally light.

Days 5–7 Weather Summary

Moderate rain (total 16mm), heaviest on Tue night. Cool air temperatures (max 15°C on Tue afternoon, min 6°C on Mon night). Wind will be generally light.

Days 8–10 Weather Summary

Light rain (total 4mm), mostly falling on Fri night. Very mild (max 12°C on Thu afternoon, min 6°C on Thu night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Very mild (max 13°C on Sun afternoon, min 7°C on Sat night). Wind will be generally light.

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
Wave Height Map
High Tide
7:05PM2.37m
8:33AM2.50m
7:42PM2.42m
9:07AM2.56m
8:18PM2.47m
9:40AM2.58m
8:55PM2.49m
10:13AM2.59m
9:31PM2.49m
10:46AM2.57m
10:08PM2.46m
11:20AM2.52m
10:47PM2.39m
11:55AM2.46m
11:32PM2.28m
12:34PM2.39m
00:26AM2.16m
1:18PM2.31m
1:37AM2.04m
2:11PM2.24m
3:05AM2.00m
3:14PM2.21m
4:40AM2.10m
4:22PM2.23m
Low Tide
1:42AM0.22m
2:18PM1.09m
2:16AM0.13m
2:54PM1.05m
2:52AM0.08m
3:29PM1.02m
3:27AM0.05m
4:03PM1.00m
4:02AM0.05m
4:38PM0.99m
4:38AM0.11m
5:16PM0.98m
5:16AM0.21m
5:57PM0.98m
5:57AM0.37m
6:45PM0.96m
6:43AM0.57m
7:44PM0.90m
7:40AM0.81m
8:53PM0.79m
8:54AM1.02m
10:04PM0.60m
10:20AM1.15m
Wave
height (m) 
direction
period (s) 
0.1
SW
2
0.4
SE
2
0.6
S
3
0.8
SSE
4
0.6
S
4
0.7
S
4
0.5
S
4
1.1
NW
4
1.1
NW
5
1
N
4
0.9
NNE
4
1
NNE
4
0.5
NE
4
0.1
NE
2
0.2
S
2
0.4
SE
3
1.2
WNW
5
1.5
WNW
5
0.8
NW
4
0.8
NNW
4
0.7
NNW
4
0.5
N
3
0.3
NNW
3
0.3
NNW
3
0.3
NNW
2
0.7
NNW
4
0.5
N
3
0.6
NNE
3
0.4
NE
3
0.2
N
3
0.1
N
2
0
E
2
0.1
W
4
0.3
WNW
3
0.6
WNW
4
0.4
NW
3
clear
part cloud
part cloud
part cloud
clear
light rain
rain showers
part cloud
clear
clear
clear
clear
clear
clear
clear
mod rain
mod rain
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
light rain
rain showers
rain showers
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
part cloud
clear
some clouds
some clouds
some clouds
clear
light rain
rain shwrs
some clouds
clear
clear
clear
clear
clear
clear
clear
mod rain
mod rain
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
light rain
rain shwrs
rain shwrs
clear
clear
clear
some clouds
cloudy
some clouds
clear
clear
some clouds
 km/h
5
SE
10
ESE
15
SSE
10
SE
10
SE
15
S
5
SSW
20
NW
25
N
20
NNE
20
NE
20
NE
5
ENE
5
ESE
10
S
10
SE
20
NW
25
NW
15
NNE
15
NNE
20
N
10
N
5
NE
15
N
5
N
10
NNE
15
NNE
10
NE
5
ENE
5
NNE
5
E
5
E
5
W
5
WNW
10
NW
15
NW
 mm 
3
21
10
6
1
2
1
max°C
10
16
18
15
20
20
16
14
12
8
12
13
8
13
15
15
14
11
9
11
12
8
10
11
10
11
11
9
11
13
9
12
13
11
12
12
Moonrise
6:39
7:34
8:24
9:08
9:46
10:20
10:49
11:17
11:45
12:12
12:43
1:18
Moonset
4:18
5:09
6:06
7:06
8:08
9:10
10:11
11:13
12:15
1:20
2:29
Sunrise
7:18
7:18
7:18
7:20
7:20
7:20
7:20
7:22
7:22
7:22
7:22
7:22
Sunset
5:15
5:16
5:16
5:17
5:17
5:19
5:19
5:20
5:20
5:21
5:22
5:22
Today's sea temperature in Sasebo is
15.9° C
(Statistics for 18 Dec 1981-2005 – mean: 19.6 max: 20.8 min: 18.0°C)
Issued (local time): 8 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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