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 07:11 AM and sunset is at 07:24 PM.

Days 1–3 Weather Summary

Light rain (total 4mm), mostly falling on Tue night. Very warm air temperatures (max 31°C on Sun afternoon, min 23°C on Tue morning). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 8mm), mostly falling on Wed afternoon. Warm air temperatures (max 29°C on Wed afternoon, min 16°C on Thu night). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 4mm), mostly falling on Mon night. Warm (max 29°C on Sat afternoon, min 19°C on Sat morning). Wind will be generally light.

Days 10–12 Weather Summary

Light rain (total 4mm), mostly falling on Tue morning. Warm (max 31°C on Thu afternoon, min 22°C on Wed morning). Wind will be generally light.

Days 13–16 Weather Summary

Heavy rain (total 52mm), heaviest during Sun night. Warm (max 28°C on Fri afternoon, min 23°C on Sun night). Wind will be generally light.

Sunday
20
Monday
21
Tuesday
22
Wednesday
23
Thursday
24
Friday
25
Saturday
26
Sunday
27
Monday
28
Tuesday
29
Wednesday
30
Thursday
1
Friday
2
Saturday
3
Sunday
4
Mon
5
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
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
Wave Height Map
High Tide
5:27PM2.43m
5:42AM2.19m
6:20PM2.47m
6:36AM2.26m
7:11PM2.54m
7:26AM2.37m
7:58PM2.60m
8:13AM2.50m
8:41PM2.66m
8:56AM2.63m
9:21PM2.70m
9:36AM2.75m
10:00PM2.71m
10:16AM2.84m
10:39PM2.69m
10:58AM2.90m
11:21PM2.63m
11:43AM2.92m
00:07AM2.55m
12:33PM2.89m
1:01AM2.45m
1:31PM2.84m
2:02AM2.37m
2:35PM2.78m
3:10AM2.32m
3:42PM2.75m
4:19AM2.33m
4:49PM2.73m
Low Tide
10:39AM0.65m
11:41PM0.73m
11:38AM0.61m
00:32AM0.64m
12:34PM0.53m
1:19AM0.53m
1:26PM0.44m
2:03AM0.40m
2:15PM0.34m
2:45AM0.28m
3:02PM0.26m
3:27AM0.17m
3:49PM0.20m
4:09AM0.09m
4:35PM0.18m
4:52AM0.05m
5:22PM0.18m
5:36AM0.04m
6:10PM0.23m
6:22AM0.07m
7:01PM0.31m
7:12AM0.14m
7:56PM0.41m
8:07AM0.23m
8:57PM0.49m
9:10AM0.30m
10:04PM0.52m
10:18AM0.33m
Wave
Height (m)
Direction
Period (s)
clear
part cloud
thunderstorm
clear
clear
part cloud
clear
clear
rain showers
clear
thunderstorm
thunderstorm
rain showers
rain showers
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
rain showers
thunderstorm
clear
rain showers
clear
clear
clear
clear
clear
part cloud
clear
clear
rain showers
cloud
cloud
part cloud
part cloud
light rain
heavy rain
rain showers
thunderstorm
clear
some clouds
risk tstorm
clear
clear
some clouds
clear
clear
rain shwrs
clear
risk tstorm
risk tstorm
rain shwrs
rain shwrs
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
rain shwrs
risk tstorm
clear
rain shwrs
clear
clear
clear
clear
clear
some clouds
clear
clear
rain shwrs
cloudy
cloudy
some clouds
some clouds
light rain
heavy rain
rain shwrs
risk tstorm
km/h
10
NE
10
ESE
5
SW
5
E
15
ESE
5
S
5
ENE
15
ESE
5
SE
10
NE
15
ENE
10
NNE
15
N
15
NNE
15
N
15
N
5
NNE
5
NNE
0
WNW
5
WSW
5
WSW
10
NE
10
ESE
5
ESE
10
ESE
15
ESE
5
SE
5
ESE
15
ESE
5
SE
5
NNE
15
ESE
5
SW
5
NW
15
SE
5
SW
10
ENE
20
ENE
20
ENE
20
E
20
E
15
E
20
E
20
E
5
SE
5
S
5
S
 mm
2
2
3
3
1
1
4
2
2
7
1
38
2
4
max °C
28
31
27
27
30
26
28
30
26
26
29
25
22
27
22
17
25
24
23
29
25
24
27
24
27
27
25
27
29
25
27
30
26
27
31
26
26
28
24
25
26
25
26
26
23
25
26
Moonrise
4:01
4:39
5:13
5:44
6:13
6:41
7:09
7:40
8:15
8:55
9:43
10:39
11:43
12:52
2:02
Moonset
1:09
2:07
3:06
4:06
5:05
6:06
7:07
8:10
9:16
10:25
11:35
12:45
1:49
2:46
3:34
4:15
Sunrise
7:11
7:11
7:13
7:13
7:13
7:13
7:15
7:16
7:16
7:16
7:18
7:18
7:18
7:18
7:20
7:20
Sunset
7:24
7:22
7:22
7:21
7:19
7:17
7:16
7:15
7:14
7:13
7:10
7:09
7:08
7:07
7:06
7:05
Today's sea temperature in Belfast, Belfast River is
28.8°C
(Statistics for 20 Sep 1981-2005 – mean: 27.0 max: 28.6 min: 25.8°C)
Issued (local time): 7 am Sunday 20 Sep 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest