Nagasaki Sea Conditions and Tide Table

Nagasaki 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

Light rain (total 3mm), mostly falling on Wed afternoon. Cool air temperatures (max 16°C on Wed morning, min 9°C on Mon night). Wind will be generally light.

Days 5–7 Weather Summary

Heavy rain (total 32mm), heaviest during Sat night. Cool air temperatures (max 19°C on Sat afternoon, min 12°C on Thu night). Wind will be generally light.

Days 8–10 Weather Summary

Some drizzle, heaviest during Sun afternoon. Very mild (max 15°C on Sun afternoon, min 7°C on Mon night). Winds decreasing (strong winds from the NE on Mon night, calm by Wed morning).

Days 11–13 Weather Summary

Moderate rain (total 16mm), heaviest on Wed night. Very mild (max 15°C on Thu morning, min 8°C on Thu night). Winds increasing (calm on Wed afternoon, fresh winds from the N by Thu morning).

Mon
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Sat
27
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
4:22PM2.28m
5:41AM2.25m
5:11PM2.33m
6:36AM2.41m
5:55PM2.38m
7:24AM2.55m
6:37PM2.44m
8:07AM2.65m
7:17PM2.49m
8:47AM2.71m
7:57PM2.52m
9:26AM2.73m
8:36PM2.52m
10:04AM2.70m
9:17PM2.49m
10:42AM2.65m
10:00PM2.43m
11:20AM2.57m
10:46PM2.33m
12:00PM2.48m
11:39PM2.21m
12:43PM2.38m
00:41AM2.08m
Low Tide
11:04PM0.60m
11:24AM1.16m
11:53PM0.38m
12:19PM1.16m
00:37AM0.19m
1:06PM1.15m
1:18AM0.04m
1:49PM1.14m
1:58AM-0.07m
2:29PM1.12m
2:37AM-0.11m
3:09PM1.11m
3:16AM-0.09m
3:48PM1.09m
3:55AM-0.01m
4:29PM1.07m
4:36AM0.12m
5:12PM1.05m
5:18AM0.31m
5:59PM1.03m
6:04AM0.53m
6:53PM0.99m
6:55AM0.76m
Wave
height (m) 
direction
period (s) 
0.4
W
5
0.2
WSW
6
0.1
SW
6
0.1
W
5
0.1
W
4
0.2
WSW
3
0.9
WSW
4
0.5
WSW
6
0.2
WSW
5
0.1
W
5
0.1
W
4
0.1
SE
2
0.3
SSE
3
0.4
SSW
4
0.6
SSW
5
0.6
SSW
5
0.7
S
5
0.4
SSW
5
0.4
SW
4
0.5
NNW
4
0.7
N
3
0.7
NNW
4
0.9
NNE
4
0.6
NE
3
0.4
NE
3
0.1
NE
2
0.1
E
2
0.1
S
5
0.2
S
4
1.2
W
5
1
NW
5
0.5
N
4
0.2
WSW
6
0.4
NW
3
1.3
WNW
5
1.3
WNW
5
clear
clear
part cloud
cloud
part cloud
part cloud
rain showers
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
heavy rain
mod rain
rain showers
clear
clear
clear
clear
part cloud
cloud
part cloud
cloud
cloud
heavy rain
rain showers
rain showers
part cloud
part cloud
cloud
light rain
cloud
clear
clear
some clouds
cloudy
some clouds
some clouds
rain shwrs
some clouds
clear
clear
clear
clear
some clouds
some clouds
cloudy
some clouds
heavy rain
mod rain
rain shwrs
clear
clear
clear
clear
some clouds
cloudy
some clouds
cloudy
cloudy
heavy rain
rain shwrs
rain shwrs
some clouds
some clouds
cloudy
light rain
cloudy
 km/h
5
NNW
5
NNW
5
E
5
SSW
5
ESE
10
S
30
WNW
10
N
10
NNE
5
NNE
10
ENE
10
E
10
SSE
10
SE
10
SE
10
SSE
10
S
5
ESE
15
NE
20
N
30
NNE
25
N
40
NE
30
NE
20
NE
10
NE
10
ENE
5
NE
5
E
25
WNW
25
N
20
NNE
10
NE
15
NW
25
NW
25
NW
 mm 
3
24
8
1
12
1
1
2
max°C
11
9
12
13
14
16
16
14
13
14
13
15
17
16
17
19
18
16
15
14
13
14
9
9
10
9
10
12
14
15
12
9
10
10
10
9
Moonrise
3:44
4:42
5:40
6:37
7:32
8:22
9:06
9:44
10:18
10:48
11:17
11:44
Moonset
2:21
2:54
3:33
4:19
5:10
6:07
7:07
8:08
9:10
10:11
11:12
Sunrise
7:15
7:15
7:16
7:16
7:16
7:18
7:18
7:18
7:18
7:20
7:20
7:20
Sunset
5:15
5:15
5:15
5:15
5:16
5:16
5:17
5:17
5:19
5:19
5:20
5:20
Today's sea temperature in Nagasaki is
18.9° C
(Statistics for 15 Dec 1981-2005 – mean: 20.5 max: 21.8 min: 19.0°C)
Issued (local time): 2 pm Monday 15 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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