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 05:21 PM.

Days 1–3 Weather Summary

Light rain (total 9mm), mostly falling on Sun afternoon. Cool air temperatures (max 12°C on Sun afternoon, min 2°C on Mon night). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Cool air temperatures (max 19°C on Thu afternoon, min 7°C on Tue night). Wind will be generally light.

Days 7–9 Weather Summary

Mostly dry. Freeze-thaw conditions (max 12°C on Fri night, min -4°C on Sat night). Wind will be generally light.

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 14°C on Thu afternoon, min -4°C on Mon night). Wind will be generally light.

Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thu
18
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
11:01AM2.89m
11:33PM2.36m
11:57AM2.75m
00:33AM2.30m
12:54PM2.60m
1:33AM2.26m
1:49PM2.46m
2:31AM2.23m
2:43PM2.34m
3:26AM2.23m
3:34PM2.24m
4:19AM2.24m
4:25PM2.16m
5:10AM2.28m
5:15PM2.12m
5:59AM2.33m
6:05PM2.10m
6:47AM2.38m
6:54PM2.10m
7:31AM2.44m
7:40PM2.11m
8:13AM2.48m
Low Tide
5:21PM-0.09m
5:30AM-0.19m
6:12PM0.01m
6:23AM-0.04m
7:04PM0.11m
7:19AM0.12m
7:57PM0.20m
8:18AM0.25m
8:51PM0.26m
9:20AM0.34m
9:45PM0.28m
10:21AM0.37m
10:36PM0.28m
11:18AM0.36m
11:24PM0.26m
12:10PM0.32m
00:09AM0.22m
12:57PM0.27m
00:52AM0.18m
1:42PM0.21m
1:34AM0.14m
2:24PM0.17m
Wave
height (m) 
direction
period (s) 
light rain
mod rain
cloud
light rain
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
light rain
mod rain
cloudy
light rain
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
cloudy
cloudy
 km/h
10
ENE
5
NE
5
N
10
N
15
N
15
NNE
10
NNE
5
E
0
NNW
5
SW
10
WSW
10
WSW
10
WNW
10
WSW
10
SW
15
W
10
WNW
10
NW
20
NW
25
NW
15
N
10
NNE
5
NE
5
NNE
5
NW
15
W
20
NW
15
N
15
N
5
NNW
5
W
5
WSW
5
WSW
5
WSW
5
S
 mm 
2
6
1
max°C
10
12
11
10
11
6
8
10
8
15
17
13
18
19
17
19
17
12
8
6
-2
4
6
5
11
12
6
3
5
3
9
11
9
13
14
Moonrise
8:22
9:32
10:37
11:38
12:36
1:32
2:28
3:23
4:20
5:18
6:15
Moonset
10:08
10:53
11:29
12:00
12:28
12:54
1:20
1:46
2:15
2:47
3:24
4:07
Sunrise
7:11
7:11
7:13
7:13
7:15
7:15
7:16
7:16
7:16
7:18
7:18
7:18
Sunset
5:21
5:21
5:21
5:21
5:21
5:22
5:22
5:22
5:22
5:22
5:22
5:23
Today's sea temperature in Belfast, Belfast River is
15.9° C
(Statistics for 07 Dec 1981-2005 – mean: 21.5 max: 23.3 min: 20.0°C)
Issued (local time): 12 am Sunday 07 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest