Portballintrae surf break

Portballintrae surfForecast / Antrim / Ireland

information circle48hr Weather and Surf, issued 6 pm Monday 25 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Portballintrae surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Portballintrae sea temperature is
10.7° C
(Which is normal for this time of year)

How big are the waves at Portballintrae today?

The current surf forecast for Portballintrae at 10PM is: 0.9m 12s primary swell from a West-northwest direction (forecast issued at 06:00pm May 25). The wind direction is predicted to be cross-onshore.

Time (BST) & DateWave HeightWave Period
Morning (25 May)--
Afternoon (25 May)3ft (0.9m)13s
Evening (25 May)3ft (0.9m)12s

Table - waves today at Portballintrae. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Wed night. Very mild (max 17°C on Wed afternoon, min 10°C on Tue night). Wind will be generally light.

Mon
25
Tuesday
26
Wednesday
27
Thu
28
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
Rating
(10 max)
0
0
1
1
1
1
0
0
0
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.9
WNW
13
0.9
WNW
12
0.9
WNW
12
0.9
WNW
12
1
WNW
12
1
WNW
12
1
WNW
12
0.9
WNW
11
0.9
WNW
11
0.9
NW
11
0.8
WNW
11
0.7
WNW
11
0.6
WNW
11
0.6
WNW
11
0.4
WNW
10
0.5
NW
7
0.3
WNW
10
0.3
WNW
10
0.4
NW
7
0.4
NW
7
0.2
WNW
10
0.2
WNW
9
0.2
WNW
9
0.2
WNW
9
Wave Graph
Metric surfscale
Energy kJ
253
233
226
226
304
294
289
219
207
169
143
99
75
75
36
25
20
19
11
11
9
8
8
8
Wind (km/h)
10
N
15
NNW
10
NNW
5
NNW
10
NNW
10
N
15
NNW
15
NNW
20
NNW
15
NNW
15
NNW
10
NNW
0
WNW
5
ESE
15
ESE
20
ESE
20
ESE
20
ESE
20
ESE
25
ESE
25
SE
20
SE
20
SE
25
SE
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
glassy
glassy
off
cross-off
off
off
off
off
off
off
off
off
High Tide
4:08PM1.43m
4:44AM1.78m
4:54PM1.48m
5:25AM1.74m
5:32PM1.57m
5:57AM1.71m
Low Tide
9:17PM0.85m
11:22AM0.68m
10:09PM0.79m
11:53AM0.67m
10:55PM0.73m
12:13PM0.65m
clear
clear
cloud
cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
light rain
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:01
4:58
4:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:44
9:45
9:46
9:49
1
Temp °C
16
13
13
12
12
12
12
13
12
12
11
10
11
11
13
16
17
17
17
15
13
11
14
17
14
11
12
11
10
9
8
8
7
8
7
7
10
10
11
13
14
14
14
11
8
7
10
13
Swell 1
Height (m)
Direction
Period (s)
0.9
WNW
13
0.9
WNW
12
0.9
WNW
12
0.9
WNW
12
1
WNW
12
1
WNW
12
1
WNW
12
0.9
WNW
11
0.9
WNW
11
0.9
NW
11
0.8
WNW
11
0.7
WNW
11
0.6
WNW
11
0.6
WNW
11
0.5
NW
7
0.5
NW
7
0.4
NW
7
0.4
NW
7
0.4
NW
7
0.4
NW
7
0.3
NW
6
0.3
NW
6
0.2
NNW
6
0.2
NNW
6
Energy kJ
253
233
226
226
304
294
289
219
207
169
143
99
75
75
22
25
16
12
11
11
7
6
4
4
Swell 2
Height (m)
Direction
Period (s)
0.3
NNE
4
0.4
NW
4
0.5
NNW
5
0.4
NNW
5
0.4
WNW
10
0.3
WNW
10
0.3
WNW
10
0.3
WNW
10
0.2
WNW
10
0.2
WNW
10
0.2
WNW
10
0.2
WNW
9
0.2
WNW
9
0.2
WNW
9
Energy kJ
3
5
13
8
36
20
20
19
9
9
9
8
8
8
Swell 3
Height (m)
Direction
Period (s)
0.4
NNE
4
Energy kJ
6
Wind waves
Height (m)
Direction
Period (s)
0.3
E
3
0.4
E
3
0.3
ESE
3
0.2
ESE
2
0.4
SE
2
0.6
ESE
3
0.7
SE
4
0.8
ESE
4
0.9
SE
4
Energy kJ
1
3
1
1
1
7
15
20
26
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
3
1
3
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
55
55
55
54
55
54
55
55
55
55
94
52
0
0
0
52
52
52
52
52
52
52
306
348
Best forecast wave conditions in Antrim
Rating
(10 max)
1
1
1
Best forecast wave conditions in Ireland
Rating
(10 max)
3
3
3
3
3
3
3
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
4
4
4
5
5
6
9
9
9
6
6
7
7
7
8
9
6
7
6
9
6
8
8
6
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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