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 05:15 PM.

Days 1–4 Weather Summary

Heavy rain (total 25mm), heaviest during Sat night. Cool air temperatures (max 19°C on Sat morning, min 10°C on Thu night). Wind will be generally light.

Days 5–7 Weather Summary

Moderate rain (total 14mm), heaviest on Wed morning. 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 8mm), mostly falling on Sat morning. Very mild (max 13°C on Wed afternoon, min 6°C on Thu night). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 6mm), mostly falling on Sat afternoon. Very mild (max 11°C on Sat afternoon, min 6°C on Sun night). Mainly fresh winds.

Thu
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
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
Low Tide
1:39PM1.13m
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) 
0.2
NNW
2
0.1
SW
2
0.4
SSE
3
0.7
S
4
0.8
S
4
0.6
S
4
0.8
S
4
1.2
S
5
1.1
NW
4
1.1
NW
5
0.7
NNW
4
0.9
NNE
4
1.1
NNE
4
0.4
NE
4
0.1
SE
2
0.1
S
3
0.3
SE
2
0.6
NW
4
0.9
WNW
4
0.8
NW
4
0.7
N
4
0.7
NNE
4
0.8
NE
4
0.4
NE
4
0.1
N
3
0
W
4
0.1
W
2
1.1
NW
5
1.1
WNW
5
1.7
WNW
6
1.5
WNW
6
1.1
WNW
5
1.4
WNW
5
1.4
WNW
5
1.5
WNW
5
1.5
WNW
5
clear
clear
part cloud
part cloud
part cloud
part cloud
light rain
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
rain showers
heavy rain
cloud
part cloud
part cloud
part cloud
part cloud
cloud
cloud
light rain
light rain
rain showers
part cloud
part cloud
clear
part cloud
part cloud
part cloud
light rain
light rain
clear
clear
some clouds
some clouds
some clouds
some clouds
light rain
rain shwrs
clear
clear
clear
clear
clear
clear
clear
clear
rain shwrs
heavy rain
cloudy
some clouds
some clouds
some clouds
some clouds
cloudy
cloudy
light rain
light rain
rain shwrs
some clouds
some clouds
clear
some clouds
some clouds
some clouds
light rain
light rain
 km/h
10
N
5
ESE
10
ESE
20
SSE
15
SSE
10
SE
15
SSE
20
SSE
20
NW
25
N
15
NNE
20
NE
20
NE
10
ENE
5
SE
5
WSW
10
ESE
10
NNW
20
WNW
15
N
15
NE
25
NNE
15
NE
5
ENE
5
SE
5
E
5
N
20
NW
15
NW
25
NW
30
NW
20
NW
20
NW
25
WNW
25
WNW
20
WNW
 mm 
1
24
1
13
4
4
2
2
2
max°C
14
10
16
18
15
19
19
17
14
12
9
12
12
9
14
15
13
15
13
13
12
13
9
10
12
10
11
11
10
8
8
7
9
9
9
10
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
3:33
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
5:15
5:16
5:16
5:17
5:17
5:19
5:19
5:20
5:20
5:21
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): 2 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest