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 05:19 PM.

Days 1–4 Weather Summary

Some drizzle, heaviest during Thu night. Cool air temperatures (max 10°C on Sun morning, min 3°C on Thu night). Winds decreasing (strong winds from the NW on Thu night, calm by Sat night).

Days 5–7 Weather Summary

Mostly dry. Cool air temperatures (max 15°C on Mon afternoon, min 6°C on Tue night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Very mild (max 12°C on Wed afternoon, min 6°C on Sat morning). Winds increasing (light winds from the NE on Wed night, fresh winds from the NW by Sat morning).

Days 11–13 Weather Summary

Moderate rain (total 14mm), heaviest on Sun night. Mild temperatures (max 7°C on Tue morning, min 2°C on Mon afternoon). Winds increasing (light winds from the NW on Sun morning, fresh winds from the NW by Mon morning).

Thu
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tue
6
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
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
8:54PM2.74m
10:16AM2.84m
9:39PM2.71m
10:54AM2.76m
Low Tide
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
3:22PM0.83m
3:29AM-0.36m
4:04PM0.79m
4:11AM-0.25m
Wave
height (m) 
direction
period (s) 
1.8
NW
6
2.4
NW
7
1.7
NW
6
1.1
NW
5
0.6
NW
4
0.5
NW
4
0.4
NW
4
0.4
NW
3
0.1
NW
2
0.1
W
2
0.2
S
2
0.6
SW
3
0.6
W
4
0.6
WNW
4
0.6
NW
4
0.9
NNE
4
0.5
NNE
3
0.5
NNE
3
0.6
NNE
3
0.7
NNE
4
0.7
NNE
4
0.6
NNE
4
0.5
NNE
3
0.7
N
4
0.5
NNW
4
0.5
NW
4
1.6
NW
6
1.6
NW
6
1.3
NW
5
0.9
NW
4
1.3
WNW
5
1.5
WNW
5
2
WNW
6
2.1
NW
6
1.6
NW
6
0.8
NW
5
part cloud
light rain
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
clear
part cloud
cloud
part cloud
part cloud
clear
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
light rain
light rain
mod rain
light rain
light rain
part cloud
clear
some clouds
light rain
some clouds
some clouds
some clouds
clear
clear
some clouds
some clouds
clear
some clouds
some clouds
clear
some clouds
cloudy
some clouds
some clouds
clear
some clouds
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
light rain
light rain
mod rain
light rain
light rain
some clouds
clear
 km/h
35
NW
35
NW
30
NNW
25
NNW
5
NNE
5
NNE
15
NNW
5
ENE
5
E
10
WSW
10
SSE
10
SE
15
WSW
5
NW
10
NNE
20
NNE
10
NNE
15
NNE
15
NNE
10
NE
10
NE
15
NNE
10
NE
15
N
20
NNW
10
NW
30
NW
30
NW
20
NW
10
NW
20
NW
25
WNW
30
NW
35
NW
30
NNW
15
NNW
 mm 
1
2
2
7
1
2
max°C
9
5
3
4
3
7
7
5
10
11
8
13
15
12
11
10
7
11
12
7
12
12
10
12
11
9
6
5
5
6
6
5
3
3
4
7
Moonrise
11:17
11:45
12:12
12:43
1:18
2:00
2:52
3:54
5:04
6:18
7:30
Moonset
10:11
11:13
12:15
1:20
2:29
3:41
4:56
6:10
7:16
8:12
8:58
9:36
Sunrise
7:22
7:22
7:22
7:22
7:22
7:22
7:24
7:24
7:24
7:24
7:24
7:24
Sunset
5:19
5:20
5:20
5:21
5:22
5:22
5:22
5:23
5:24
5:24
5:25
5:27
Today's sea temperature in Sasebo is
16.1° C
(Statistics for 25 Dec 1981-2005 – mean: 19.1 max: 20.2 min: 17.8°C)
Issued (local time): 2 pm Thursday 25 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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