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 — and sunset is at 05:24 PM.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 22°C on Tue morning, min 8°C on Sun night). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 23°C on Tue afternoon, min 16°C on Thu night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Warm (max 23°C on Fri afternoon, min 14°C on Sat afternoon). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Very mild (max 19°C on Thu morning, min 7°C on Mon night). Wind will be generally light.

Sat
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thu
1
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
Wave Height Map
High Tide
9:40PM2.12m
10:04AM2.48m
10:16PM2.10m
10:39AM2.45m
10:52PM2.09m
11:15AM2.41m
11:30PM2.10m
11:54AM2.37m
00:15AM2.12m
12:38PM2.33m
1:04AM2.16m
1:29PM2.29m
1:59AM2.23m
2:24PM2.24m
2:56AM2.32m
3:22PM2.19m
3:56AM2.41m
4:24PM2.16m
4:59AM2.52m
5:28PM2.15m
6:03AM2.62m
6:34PM2.18m
7:08AM2.70m
Low Tide
3:43PM0.12m
3:35AM0.05m
4:21PM0.11m
4:14AM0.04m
4:58PM0.11m
4:54AM0.05m
5:36PM0.10m
5:35AM0.07m
6:15PM0.09m
6:20AM0.10m
6:59PM0.08m
7:10AM0.15m
7:47PM0.05m
8:07AM0.19m
8:41PM0.02m
9:13AM0.21m
9:40PM-0.02m
10:22AM0.18m
10:41PM-0.10m
11:30AM0.10m
11:42PM-0.19m
12:34PM-0.01m
00:43AM-0.27m
Wave
height (m) 
direction
period (s) 
clear
clear
clear
clear
clear
clear
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
part cloud
clear
clear
part cloud
clear
cloud
cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
clear
part cloud
cloud
part cloud
cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
cloudy
some clouds
clear
clear
clear
clear
clear
some clouds
clear
some clouds
clear
clear
some clouds
clear
cloudy
cloudy
some clouds
some clouds
clear
some clouds
clear
clear
clear
clear
some clouds
cloudy
some clouds
cloudy
cloudy
some clouds
 km/h
5
E
0
WSW
5
NW
0
NNE
10
NE
15
NE
15
ENE
5
NE
10
SSW
5
W
5
W
10
NNW
10
E
5
ESE
5
W
5
SSW
10
SW
15
W
15
WSW
10
WSW
5
NW
10
ENE
5
NE
5
E
5
SW
10
W
15
NE
10
NE
10
NE
15
NE
15
ENE
10
NNE
15
NE
15
ENE
5
ENE
5
ENE
 mm 
max°C
16
13
18
19
15
15
15
18
22
23
20
21
19
17
22
22
19
22
23
21
20
20
15
20
22
21
18
18
14
10
9
9
15
15
17
19
Moonrise
8:50
9:31
10:07
10:40
11:09
11:37
12:05
12:35
1:09
1:49
2:37
Moonset
5:50
6:49
7:50
8:51
9:51
10:52
11:53
12:56
2:02
3:12
4:26
5:40
Sunrise
7:20
7:20
7:22
7:22
7:22
7:22
7:22
7:24
7:24
7:24
7:24
7:24
Sunset
5:24
5:24
5:25
5:25
5:27
5:27
5:28
5:28
5:29
5:30
5:30
5:30
Today's sea temperature in Belfast, Belfast River is
11.3° C
(Statistics for 20 Dec 1981-2005 – mean: 20.8 max: 23.5 min: 18.5°C)
Issued (local time): 6 pm Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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