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 05:17 PM.

Days 1–4 Weather Summary

Heavy rain (total 23mm), heaviest during Wed morning. Cool air temperatures (max 16°C on Tue afternoon, min 3°C on Thu night). Winds increasing (calm on Wed morning, strong winds from the NW by Thu night).

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 12°C on Mon morning, min 2°C on Fri night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Very mild (max 13°C on Mon afternoon, min 4°C on Wed night). Wind will be generally light.

Days 11–13 Weather Summary

Light rain (total 8mm), mostly falling on Sat morning. Very mild (max 10°C on Fri afternoon, min 4°C on Thu night). Winds increasing (calm on Fri morning, fresh winds from the NW by Sat morning).

Tue
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sun
4
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
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
6:03AM2.29m
5:26PM2.32m
7:08AM2.52m
6:25PM2.44m
8:03AM2.70m
7:18PM2.58m
8:51AM2.82m
8:07PM2.69m
9:35AM2.87m
Low Tide
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
11:11PM0.35m
11:44AM1.16m
00:11AM0.10m
12:55PM1.11m
1:06AM-0.12m
1:50PM1.00m
1:57AM-0.29m
2:38PM0.90m
2:44AM-0.38m
Wave
height (m) 
direction
period (s) 
0.4
SSW
3
0.6
S
4
0.4
SW
5
0.4
SW
4
0.5
SW
5
1.4
NW
5
2.1
WNW
6
2.5
NW
7
1.6
NW
6
1.1
NW
5
0.5
NW
4
0.3
NW
2
0.3
NW
3
0.7
NW
4
0.4
NW
3
0.3
NW
2
0.1
NW
2
0.3
SW
3
0.5
WSW
3
0.4
W
3
0.6
NW
4
0.5
NW
4
0.5
NNE
3
1
NW
4
1.2
NW
5
0.9
NW
5
0.7
NNW
4
0.4
NNW
4
0.3
NNE
3
0.4
NE
3
0.2
NNE
2
0.1
N
2
0.7
WNW
3
1.9
WNW
6
1.5
NW
6
1.5
WNW
6
part cloud
mod rain
heavy rain
light rain
light rain
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
clear
part cloud
clear
clear
cloud
cloud
cloud
cloud
light rain
cloud
light rain
light rain
some clouds
mod rain
heavy rain
light rain
light rain
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
cloudy
some clouds
some clouds
cloudy
some clouds
some clouds
clear
some clouds
clear
clear
cloudy
cloudy
cloudy
cloudy
light rain
cloudy
light rain
light rain
 km/h
15
SSW
5
SSE
5
ESE
5
NW
5
WNW
25
NW
35
NW
40
NW
30
NNW
25
NNW
5
NE
5
ENE
10
NW
10
NNW
5
ENE
5
WNW
5
SSE
10
SE
15
SSW
5
WSW
10
NNW
15
N
15
NNE
15
NNW
25
NW
10
N
15
NNE
15
N
5
ENE
5
ENE
10
NNE
5
NE
10
WNW
35
NW
25
NW
25
NW
 mm 
6
13
2
2
4
2
1
max°C
16
14
13
15
14
10
9
5
3
4
3
7
8
7
9
10
8
12
13
13
13
12
8
9
9
6
7
7
4
8
10
7
7
5
4
6
Moonrise
10:20
10:49
11:17
11:45
12:12
12:43
1:18
2:00
2:52
3:54
5:04
Moonset
8:08
9:10
10:11
11:13
12:15
1:20
2:29
3:41
4:56
6:10
7:16
8:12
Sunrise
7:20
7:20
7:22
7:22
7:22
7:22
7:22
7:22
7:24
7:24
7:24
7:24
Sunset
5:17
5:19
5:19
5:20
5:20
5:21
5:22
5:22
5:22
5:23
5:24
5:24
Today's sea temperature in Sasebo is
16.4° C
(Statistics for 23 Dec 1981-2005 – mean: 19.2 max: 20.8 min: 17.8°C)
Issued (local time): 2 pm Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest