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 07:00 AM and sunset is at 06:08 PM.

Days 1–3 Weather Summary

Light rain (total 4mm), mostly falling on Sun afternoon. Cool air temperatures (max 18°C on Sun afternoon, min 6°C on Sun night). Wind will be generally light.

Days 4–6 Weather Summary

Heavy rain (total 44mm), heaviest during Wed morning. Cool air temperatures (max 19°C on Tue afternoon, min 7°C on Mon morning). Winds decreasing (fresh winds from the S on Tue afternoon, calm by Wed morning).

Days 7–9 Weather Summary

Heavy rain (total 60mm), heaviest during Fri afternoon. Very mild (max 15°C on Thu morning, min 8°C on Sat night). Winds increasing (light winds from the ENE on Thu night, fresh winds from the NNE by Fri afternoon).

Days 10–12 Weather Summary

Moderate rain (total 13mm), heaviest on Tue morning. Very mild (max 14°C on Sun morning, min 10°C on Sun morning). Wind will be generally light.

Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Wednesday
25
Thursday
26
Friday
27
Saturday
28
Sunday
1
Monday
2
Tuesday
3
Wednesday
4
Thursday
5
Friday
6
Sat
7
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
PM
Wave Height Map
High Tide
10:13AM2.75m
10:24PM2.70m
10:39AM2.67m
11:06PM2.56m
11:08AM2.55m
11:54PM2.36m
11:40AM2.39m
00:54AM2.12m
12:18PM2.19m
2:25AM1.93m
1:17PM1.99m
4:43AM1.93m
3:22PM1.88m
6:19AM2.13m
5:16PM2.01m
7:14AM2.35m
6:26PM2.25m
7:53AM2.53m
7:18PM2.49m
8:25AM2.67m
8:02PM2.67m
8:53AM2.76m
8:42PM2.77m
9:18AM2.79m
9:18PM2.79m
9:40AM2.78m
9:53PM2.74m
Low Tide
4:23PM0.17m
4:34AM0.11m
4:58PM0.14m
5:10AM0.38m
5:37PM0.19m
5:48AM0.70m
6:24PM0.29m
6:33AM1.04m
7:24PM0.44m
7:38AM1.35m
8:53PM0.56m
10:01AM1.52m
10:44PM0.52m
12:07PM1.37m
00:04AM0.34m
1:01PM1.12m
1:00AM0.14m
1:41PM0.87m
1:44AM-0.01m
2:16PM0.64m
2:23AM-0.09m
2:49PM0.44m
2:57AM-0.08m
3:19PM0.29m
3:29AM-0.00m
3:48PM0.20m
3:59AM0.15m
Wave
height (m) 
direction
period (s) 
0.5
W
4
0.3
WNW
3
0.2
W
2
0.3
SSW
2
0.4
SSW
3
0.8
S
4
1.3
S
5
1
SSW
5
1.2
WNW
5
0.8
NNW
4
0.8
NNE
4
0.3
SE
4
0.1
W
5
1.2
S
5
1
S
5
0.6
SSW
5
0.8
WNW
5
1.1
NNE
4
1
NE
4
0.9
NNE
4
0.6
NE
3
0.2
ENE
2
1.3
NNE
4
1.6
NNE
5
1.5
NNE
5
1.6
NNE
5
1.4
NNE
5
1.1
NE
5
0.8
NNE
4
0.8
NNE
4
1.1
NNE
4
1.2
NNE
5
0.9
NE
4
0.9
NNE
4
1
N
4
1
NNE
4
1.2
N
5
1
N
4
0.5
NW
4
0.6
NNW
4
0.4
NNW
4
0.4
NNE
2
0.1
N
2
0.2
WNW
2
1.7
WNW
5
1.7
NW
6
1.9
NW
6
part cloud
clear
clear
clear
clear
clear
light rain
thunderstorm
clear
clear
part cloud
part cloud
cloud
light rain
heavy rain
heavy rain
cloud
part cloud
part cloud
part cloud
light rain
heavy rain
heavy rain
light rain
part cloud
part cloud
part cloud
part cloud
cloud
light rain
cloud
cloud
light rain
mod rain
light rain
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
rain showers
cloud
cloud
some clouds
clear
clear
clear
clear
clear
light rain
risk tstorm
clear
clear
some clouds
some clouds
cloudy
light rain
heavy rain
heavy rain
cloudy
some clouds
some clouds
some clouds
light rain
heavy rain
heavy rain
light rain
some clouds
some clouds
some clouds
some clouds
cloudy
light rain
cloudy
cloudy
light rain
mod rain
light rain
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
clear
rain shwrs
cloudy
cloudy
 km/h
10
W
15
W
5
SSW
10
SSE
15
SSW
15
SSE
15
SSE
30
SSW
15
NW
15
NE
10
NNE
5
E
10
ESE
30
S
15
S
5
SE
10
NNE
20
NNE
15
NE
15
NNE
10
NE
10
ENE
25
NNE
30
NNE
30
NNE
30
NNE
20
NNE
10
NE
10
NNE
10
NNE
25
NNE
20
NNE
10
NE
15
NNE
25
NNE
25
NNE
25
NNE
25
N
10
N
10
N
15
N
10
NE
0
NE
20
W
35
WNW
30
NW
35
NW
 mm 
1
3
1
25
18
4
16
39
1
4
2
6
1
1
max°C
13
13
10
15
15
11
14
18
11
11
13
11
15
19
16
15
15
12
15
15
12
13
13
12
12
12
10
14
13
11
13
14
11
11
11
10
11
10
7
8
8
6
10
10
8
4
4
Moonrise
8:19
8:48
9:19
9:55
10:39
11:30
12:30
1:37
2:48
3:58
5:05
6:09
7:11
8:11
9:11
Moonset
9:05
10:11
11:20
12:31
1:42
2:50
3:50
4:42
5:25
6:01
6:32
7:00
7:26
7:52
8:19
Sunrise
7:00
6:58
6:58
6:56
6:56
6:54
6:52
6:52
6:50
6:50
6:48
6:48
6:46
6:45
6:43
6:43
Sunset
6:08
6:09
6:10
6:12
6:12
6:13
6:14
6:15
6:15
6:16
6:16
6:17
6:19
6:20
6:21
6:21
Today's sea temperature in Sasebo is
13.3° C
(Statistics for 20 Feb 1981-2005 – mean: 16.7 max: 17.9 min: 14.7°C)
Issued (local time): 8 am Friday 20 Feb 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest