Portrush Sea Conditions and Tide Table

Portrush 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 —.

Days 1–4 Weather Summary

Light rain (total 6mm), mostly falling on Thu afternoon. Cool air temperatures (max 10°C on Sat morning, min 6°C on Thu morning). Winds decreasing (strong winds from the SSW on Thu night, moderate winds from the S by Fri night).

Days 5–7 Weather Summary

Moderate rain (total 12mm), heaviest on Sat night. Cool air temperatures (max 10°C on Mon morning, min 6°C on Sat night). Winds increasing (light winds from the SSW on Sat night, strong winds from the E by Sun night).

Days 8–10 Weather Summary

Heavy rain (total 21mm), heaviest during Thu morning. Mild temperatures (max 9°C on Tue night, min 5°C on Wed night). Winds increasing (light winds from the ENE on Tue night, strong winds from the ENE by Thu morning).

Days 11–13 Weather Summary

Mostly dry. Mild temperatures (max 6°C on Sat morning, min 5°C on Fri night). Wind will be generally light.

Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Mon
29
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
5:41AM1.98m
5:53PM1.87m
6:15AM2.08m
6:23PM1.89m
6:47AM2.15m
6:54PM1.91m
7:19AM2.18m
7:26PM1.91m
7:52AM2.19m
8:01PM1.88m
8:29AM2.18m
8:40PM1.83m
9:11AM2.15m
9:23PM1.75m
9:59AM2.10m
10:12PM1.65m
10:57AM2.05m
11:15PM1.56m
12:08PM2.02m
1:01AM1.52m
1:20PM2.02m
2:27AM1.57m
2:24PM2.04m
Low Tide
11:38PM0.87m
11:23AM0.99m
00:05AM0.85m
12:02PM1.00m
00:32AM0.82m
12:40PM1.01m
1:00AM0.80m
1:17PM1.01m
1:30AM0.78m
1:56PM1.00m
2:01AM0.78m
2:37PM0.99m
2:37AM0.79m
3:24PM0.98m
3:18AM0.82m
4:17PM0.98m
4:06AM0.88m
5:20PM0.98m
5:05AM0.94m
6:38PM0.98m
6:24AM0.97m
7:51PM0.96m
7:47AM0.95m
Wave
height (m) 
direction
period (s) 
2
NW
18
3
NW
19
2.5
NW
18
2.5
NW
18
2.5
NW
16
2.5
NW
16
1.8
NW
14
1.2
NW
13
1.1
NW
12
1.1
NW
16
2.2
NW
17
2.1
NW
16
1.9
NW
15
1.1
NW
13
0.9
NW
12
0.9
NW
11
0.6
NW
16
0.7
NW
14
0.9
NW
15
0.8
NNW
14
1
NW
13
1.3
NW
12
1.9
NE
6
1.1
NE
6
1.1
E
5
1.3
E
5
1.1
E
5
0.8
NE
6
0.6
NW
13
0.4
NW
13
0.4
NW
12
0.3
NW
11
0.3
NW
11
0.4
NW
14
0.3
NW
15
0.3
NW
14
part cloud
cloud
light rain
part cloud
cloud
part cloud
cloud
light rain
light rain
light rain
cloud
cloud
light rain
light rain
light rain
light rain
part cloud
cloud
cloud
part cloud
rain showers
rain showers
mod rain
light rain
light rain
light rain
cloud
cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
some clouds
cloudy
light rain
some clouds
cloudy
some clouds
cloudy
light rain
light rain
light rain
cloudy
cloudy
light rain
light rain
light rain
light rain
some clouds
cloudy
cloudy
some clouds
rain shwrs
rain shwrs
mod rain
light rain
light rain
light rain
cloudy
cloudy
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
clear
 km/h
30
SW
25
SSE
40
S
45
SSW
40
WSW
35
SW
35
SSE
40
SSE
35
S
10
SE
25
ESE
35
E
40
E
20
ESE
20
E
20
E
10
ESE
10
NE
15
NE
10
ESE
20
NNE
25
ENE
45
ENE
25
ESE
35
ESE
35
ESE
30
ESE
25
ESE
20
ESE
15
ESE
5
ESE
5
ENE
10
ENE
15
ENE
10
ESE
5
ESE
 mm 
4
1
1
4
1
1
1
5
1
2
6
5
5
2
max°C
9
9
9
9
8
8
9
10
9
7
8
8
9
10
9
9
8
9
9
8
7
6
6
6
7
6
5
5
6
6
6
6
6
6
5
5
Moonrise
8:01
9:09
10:03
10:39
11:03
11:19
11:30
11:39
11:46
11:53
12:00
12:10
Moonset
2:00
2:38
3:33
4:44
6:04
7:28
8:52
10:15
11:39
1:05
2:35
Sunrise
8:48
8:48
8:49
8:49
8:51
8:51
8:52
8:52
8:52
8:52
8:52
8:52
Sunset
3:56
3:56
3:57
3:57
3:59
3:59
4:00
4:00
4:00
4:01
4:02
4:04
Today's sea temperature in Portrush is
11.2° C
(Statistics for 17 Dec 1981-2005 – mean: 9.9 max: 11.1 min: 8.9°C)
Issued (local time): 11 pm Wednesday 17 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest