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 05:25 PM.

Days 1–4 Weather Summary

Mostly dry. Warm air temperatures (max 24°C on Wed afternoon, min 12°C on Mon afternoon). Wind will be generally light.

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 25°C on Sat afternoon, min 15°C on Fri night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Freeze-thaw conditions (max 25°C on Sun afternoon, min -1°C on Mon night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Warm (max 20°C on Sat afternoon, min 5°C on Wed night). Wind will be generally light.

Mon
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Sat
3
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
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
7:39PM2.23m
8:08AM2.79m
8:37PM2.30m
9:04AM2.83m
Low Tide
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
1:35PM-0.11m
1:41AM-0.37m
2:31PM-0.21m
2:37AM-0.44m
Wave
height (m) 
direction
period (s) 
clear
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
clear
clear
some clouds
some clouds
clear
clear
clear
some clouds
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
clear
clear
clear
clear
clear
some clouds
clear
clear
clear
clear
some clouds
some clouds
clear
 km/h
15
ENE
10
NNE
5
S
5
SW
5
W
10
WNW
10
NW
5
WSW
10
WNW
10
WNW
10
W
10
W
10
WSW
10
WSW
15
W
10
W
10
WSW
15
W
20
W
20
NW
20
NW
20
NW
15
NW
10
N
10
NNW
5
WNW
10
WSW
15
W
15
W
15
NW
15
WNW
10
W
15
W
15
W
10
W
10
W
 mm 
max°C
14
18
22
23
19
23
24
21
22
23
21
22
23
19
23
25
21
24
25
18
10
11
5
5
7
5
9
12
9
13
16
12
18
19
14
18
Moonrise
10:07
10:40
11:09
11:37
12:05
12:35
1:09
1:49
2:37
3:36
4:43
Moonset
7:50
8:51
9:51
10:52
11:53
12:56
2:02
3:12
4:26
5:40
6:49
7:50
Sunrise
7:22
7:22
7:22
7:22
7:22
7:24
7:24
7:24
7:24
7:24
7:24
7:24
Sunset
5:25
5:25
5:27
5:27
5:28
5:28
5:29
5:30
5:30
5:30
5:31
5:32
Today's sea temperature in Belfast, Belfast River is
12.4° C
(Statistics for 22 Dec 1981-2005 – mean: 20.6 max: 23.1 min: 18.5°C)
Issued (local time): 6 pm Monday 22 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest