Ballycastle Sea Conditions and Tide Table

Ballycastle 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 08:44 AM and sunset is at 03:55 PM.

Days 1–3 Weather Summary

Light rain (total 6mm), mostly falling on Wed morning. Cool air temperatures (max 10°C on Wed afternoon, min 4°C on Tue morning). Winds increasing (light winds from the SSW on Mon afternoon, strong winds from the S by Tue night).

Days 4–6 Weather Summary

Light rain (total 8mm), mostly falling on Thu afternoon. Low air temperatures (max 9°C on Thu morning, min 5°C on Thu night). Mainly strong winds.

Days 7–9 Weather Summary

Light rain (total 4mm), mostly falling on Mon night. Mild temperatures (max 8°C on Sun morning, min 5°C on Sun morning). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Mild temperatures (max 6°C on Wed morning, min 4°C on Fri night). Winds increasing (calm on Thu afternoon, fresh winds from the E by Fri morning).

Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
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
Wave Height Map
High Tide
12:16PM0.42m
11:52PM0.31m
1:20PM0.41m
5:09AM0.40m
2:29PM0.41m
5:05AM0.45m
3:21PM0.41m
5:13AM0.49m
3:56PM0.41m
5:40AM0.53m
4:22PM0.42m
6:15AM0.55m
4:36PM0.44m
6:55AM0.56m
4:34PM0.46m
7:37AM0.57m
4:33PM0.47m
8:19AM0.57m
4:48PM0.48m
9:00AM0.57m
5:10PM0.47m
9:42AM0.57m
5:33PM0.44m
Low Tide
7:10AM0.27m
1:33PM0.42m
8:59PM0.27m
8:27AM0.28m
2:28PM0.41m
9:18PM0.23m
9:23AM0.27m
9:41PM0.19m
10:07AM0.27m
10:02PM0.16m
10:39AM0.27m
10:23PM0.13m
11:03AM0.28m
10:45PM0.08m
11:23AM0.29m
11:13PM0.04m
11:46AM0.31m
11:43PM-0.00m
12:14PM0.33m
00:16AM-0.02m
12:51PM0.35m
00:50AM-0.03m
1:36PM0.37m
1:23AM-0.01m
2:33PM0.39m
1:55AM0.03m
Wave
height (m) 
direction
period (s) 
0.9
NW
14
1
NW
15
1
NW
15
1
NW
14
0.9
NW
14
0.9
NW
14
1.2
SW
6
0.8
WNW
13
1.3
NW
21
1.8
NW
20
1.8
NW
19
1.8
NW
18
1.8
NW
16
1.7
NW
16
1.3
NW
14
1.3
SW
5
0.9
WNW
12
0.9
NW
14
1.4
NW
16
1.4
NW
15
1
NW
14
0.7
NW
12
0.6
NW
12
0.6
NW
13
0.9
NW
15
1.4
NW
16
1.3
NW
15
0.9
NW
14
0.8
NW
13
0.6
NW
12
0.6
NW
15
0.6
WNW
14
0.6
WNW
14
0.9
N
5
0.9
N
5
0.9
NNE
5
cloud
part cloud
part cloud
clear
clear
rain showers
light rain
light rain
part cloud
cloud
light rain
rain showers
part cloud
cloud
light rain
light rain
cloud
part cloud
part cloud
rain showers
part cloud
clear
clear
rain showers
part cloud
rain showers
clear
clear
clear
clear
clear
clear
cloud
cloud
clear
clear
cloudy
some clouds
some clouds
clear
clear
rain shwrs
light rain
light rain
some clouds
cloudy
light rain
rain shwrs
some clouds
cloudy
light rain
light rain
cloudy
some clouds
some clouds
rain shwrs
some clouds
clear
clear
rain shwrs
some clouds
rain shwrs
clear
clear
clear
clear
clear
clear
cloudy
cloudy
clear
clear
 km/h
10
SSW
10
SSW
10
SW
15
SW
15
SSW
25
S
40
S
20
SSW
20
SW
20
SSE
20
SSE
30
WSW
35
SW
30
SW
30
SSW
40
S
20
SSW
20
S
15
SE
25
ESE
10
ESE
15
SE
10
SE
15
SSE
10
SW
5
N
10
NE
15
ESE
10
SE
15
SE
10
SSE
0
ENE
10
NNE
30
E
25
ENE
25
E
 mm 
2
3
1
3
3
1
1
1
2
1
max°C
7
7
6
5
5
6
9
10
8
9
9
6
7
7
9
9
7
6
8
8
7
7
7
7
7
8
7
6
6
6
5
5
5
6
6
5
Moonrise
4:07
5:25
6:45
8:01
9:10
10:03
10:40
11:03
11:19
11:29
11:37
11:44
Moonset
1:06
1:17
1:32
1:56
2:34
3:29
4:40
6:01
7:25
8:50
10:14
11:38
Sunrise
8:44
8:45
8:45
8:47
8:48
8:48
8:48
8:48
8:49
8:49
8:49
8:51
Sunset
3:55
3:55
3:55
3:55
3:56
3:56
3:56
3:56
3:56
3:57
3:59
4:00
Today's sea temperature in Ballycastle is
11.7° C
(Statistics for 15 Dec 1981-2005 – mean: 9.9 max: 11.1 min: 8.8°C)
Issued (local time): 5 am Monday 15 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest