Belfast Sea Conditions and Tide Table

Belfast 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 05:20 AM and sunset is at 09:37 PM.

Days 1–3 Weather Summary

Light rain (total 8mm), mostly falling on Thu afternoon. Cool air temperatures (max 18°C on Thu morning, min 9°C on Thu night). Wind will be generally light.

Days 4–6 Weather Summary

Some drizzle, heaviest during Sat afternoon. Warm air temperatures (max 20°C on Sun afternoon, min 11°C on Sat night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Warm (max 21°C on Wed morning, min 10°C on Thu night). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 5mm), mostly falling on Fri afternoon. Very mild (max 17°C on Sat morning, min 10°C on Sun night). Wind will be generally light.

Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
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
2:09PM3.33m
2:19AM3.73m
2:57PM3.28m
3:07AM3.67m
3:46PM3.19m
3:59AM3.55m
4:39PM3.08m
4:54AM3.39m
5:35PM2.98m
5:55AM3.22m
6:38PM2.92m
7:04AM3.08m
7:45PM2.92m
8:16AM3.01m
8:51PM3.00m
9:25AM3.01m
9:51PM3.13m
10:25AM3.06m
10:43PM3.27m
11:16AM3.11m
11:28PM3.40m
12:00PM3.16m
00:10AM3.50m
Low Tide
7:49AM0.23m
7:58PM0.56m
8:37AM0.26m
8:45PM0.62m
9:27AM0.36m
9:36PM0.72m
10:21AM0.52m
10:31PM0.85m
11:19AM0.69m
11:34PM0.96m
12:22PM0.84m
00:45AM1.02m
1:28PM0.94m
1:57AM1.00m
2:32PM0.97m
3:04AM0.92m
3:30PM0.94m
4:03AM0.79m
4:21PM0.88m
4:54AM0.67m
5:06PM0.82m
5:40AM0.57m
5:47PM0.76m
6:21AM0.51m
Wave
height (m) 
direction
period (s) 
part cloud
cloud
cloud
cloud
rain showers
clear
part cloud
light rain
rain showers
part cloud
rain showers
clear
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
cloud
cloud
part cloud
part cloud
light rain
rain showers
part cloud
clear
part cloud
cloud
light rain
clear
some clouds
cloudy
cloudy
cloudy
rain shwrs
clear
some clouds
light rain
rain shwrs
some clouds
rain shwrs
clear
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
cloudy
cloudy
some clouds
some clouds
light rain
rain shwrs
some clouds
clear
some clouds
cloudy
light rain
clear
 km/h
15
SSE
20
S
15
WSW
15
SW
25
WSW
10
WSW
15
WSW
15
WSW
5
W
15
WSW
15
WNW
5
W
10
SW
15
SW
10
SW
15
SSW
15
SW
10
SW
10
WSW
5
NNW
5
ENE
0
SE
10
SE
5
SSW
5
S
15
WSW
5
WSW
10
SW
15
SW
20
SSE
20
SW
20
W
10
SSW
20
SW
10
S
10
WSW
 mm 
4
3
1.0
1.0
1.0
2.0
2.0
max°C
17
17
17
18
17
12
16
17
13
17
18
14
18
20
18
19
20
16
20
19
14
21
20
17
19
18
14
16
15
15
17
17
13
16
16
13
Moonrise
11:09
11:17
11:25
11:35
11:48
12:06
12:34
1:18
2:21
3:38
5:00
Moonset
9:13
10:46
12:17
1:48
3:20
4:53
6:21
7:38
8:34
9:12
9:35
9:50
Sunrise
5:20
5:22
5:24
5:26
5:28
5:28
5:31
5:33
5:35
5:35
5:37
5:39
Sunset
9:37
9:36
9:34
9:31
9:30
9:29
9:27
9:24
9:22
9:21
9:19
9:16
Today's sea temperature in Belfast is 14.5 °C (Statistics for 24 Jul 1981-2005 – mean: 14.7 max: 15.8 min: 13.0°C)
Nearest