Belfast, Belfast River Sea Conditions and Tide Table

Belfast, Belfast River 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 06:41 AM and sunset is at 08:02 PM.

Days 1–3 Weather Summary

Light rain (total 6mm), mostly falling on Wed night. Very warm air temperatures (max 30°C on Wed afternoon, min 15°C on Fri morning). Wind will be generally light.

Days 4–6 Weather Summary

Moderate rain (total 18mm), heaviest on Sat afternoon. Warm air temperatures (max 23°C on Mon afternoon, min 11°C on Sat night). Wind will be generally light.

Days 7–9 Weather Summary

Some drizzle, heaviest during Thu night. Warm (max 32°C on Thu afternoon, min 17°C on Tue morning). Wind will be generally light.

Days 10–12 Weather Summary

Moderate rain (total 14mm), heaviest on Sun afternoon. Warm (max 28°C on Fri morning, min 16°C on Sat morning). Wind will be generally light.

Wednesday
29
Thursday
30
Friday
1
Saturday
2
Sunday
3
Monday
4
Tuesday
5
Wednesday
6
Thursday
7
Friday
8
Saturday
9
Sunday
10
Monday
11
Tuesday
12
Wednesday
13
Thu
14
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
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
8:37AM2.39m
9:10PM2.67m
9:18AM2.38m
9:48PM2.69m
9:58AM2.35m
10:24PM2.69m
10:36AM2.30m
10:58PM2.65m
11:13AM2.23m
11:32PM2.58m
11:50AM2.15m
00:07AM2.50m
12:29PM2.08m
00:45AM2.40m
1:11PM2.01m
1:28AM2.32m
1:57PM1.98m
2:16AM2.26m
2:48PM1.98m
3:08AM2.22m
3:41PM2.04m
4:02AM2.21m
4:35PM2.13m
4:58AM2.22m
5:31PM2.27m
5:55AM2.25m
6:26PM2.44m
6:51AM2.30m
7:21PM2.62m
Low Tide
2:40PM0.01m
3:17AM0.01m
3:19PM0.01m
4:00AM0.01m
3:56PM0.04m
4:40AM0.04m
4:32PM0.08m
5:18AM0.09m
5:07PM0.14m
5:54AM0.16m
5:43PM0.21m
6:31AM0.24m
6:19PM0.28m
7:09AM0.33m
6:58PM0.35m
7:50AM0.39m
7:42PM0.42m
8:35AM0.43m
8:32PM0.47m
9:25AM0.43m
9:32PM0.49m
10:21AM0.38m
10:37PM0.46m
11:17AM0.28m
11:43PM0.37m
12:11PM0.15m
00:44AM0.25m
1:04PM0.01m
Wave
height (m) 
direction
period (s) 
rain showers
part cloud
light rain
cloud
part cloud
thunderstorm
cloud
cloud
light rain
cloud
heavy rain
rain showers
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
thunderstorm
part cloud
thunderstorm
part cloud
part cloud
part cloud
cloud
cloud
mod rain
light rain
rain showers
thunderstorm
thunderstorm
cloud
part cloud
clear
thunderstorm
rain showers
light rain
cloud
cloud
rain shwrs
some clouds
light rain
cloudy
some clouds
risk tstorm
cloudy
cloudy
light rain
cloudy
heavy rain
rain shwrs
clear
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
clear
clear
some clouds
some clouds
some clouds
risk tstorm
some clouds
risk tstorm
some clouds
some clouds
some clouds
cloudy
cloudy
mod rain
light rain
rain shwrs
risk tstorm
risk tstorm
cloudy
some clouds
clear
risk tstorm
rain shwrs
light rain
cloudy
cloudy
 km/h
10
S
5
WSW
10
W
10
NW
0
NE
10
NE
15
NE
10
NNE
10
N
10
NNW
10
N
10
N
10
NE
15
ESE
5
NE
5
NE
15
SE
5
S
10
S
20
SE
10
S
15
SSW
20
SSE
10
SW
15
WSW
15
W
15
WSW
15
WNW
10
WNW
10
NW
5
N
10
SE
5
NW
10
NE
10
ESE
0
N
5
ESE
5
ESE
5
ENE
10
ENE
5
NE
10
SSW
10
NNE
15
ENE
15
ENE
15
NE
20
ENE
 mm 
1
3
1
1
15
3
1
1
10
3
1
2
4
1
2
4
max°C
19
30
26
20
28
22
16
19
16
16
13
14
16
20
18
21
23
19
23
25
22
26
29
24
26
32
29
28
27
24
21
25
21
18
17
19
20
23
22
21
26
24
21
29
21
15
19
Moonrise
6:27
7:25
8:24
9:22
10:20
11:15
12:05
12:51
1:30
2:05
2:37
3:06
3:35
4:04
4:35
Moonset
5:18
5:45
6:15
6:49
7:27
8:10
9:00
9:54
10:51
11:50
12:49
1:49
2:50
3:52
4:56
6:05
Sunrise
6:41
6:41
6:39
6:39
6:37
6:37
6:35
6:35
6:33
6:33
6:33
6:31
6:31
6:30
6:28
6:28
Sunset
8:02
8:04
8:05
8:05
8:06
8:07
8:07
8:07
8:08
8:09
8:09
8:10
8:12
8:12
8:13
8:14
Today's sea temperature in Belfast, Belfast River is
21.9° C
(Statistics for 29 Apr 1981-2005 – mean: 21.7 max: 23.9 min: 19.3°C)
Issued (local time): 1 am Wednesday 29 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest