Ballyhiernan Bay Surf Break

Lat Long: 55.25° N 7.71° W

Ballyhiernan Bay 48 hour detailed Surf Forecast

Issued: 12 pm 19 Aug 2026 (local time)

Forecast update in  hr  min

Today's Ballyhiernan Bay sea temperature is
16.4° C
1.9° 

Ballyhiernan Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Ballyhiernan Bay today (19 Aug):

  • Morning surf: Morning surf (19 Aug, local time) - 6ft (1.8m), 10s period with WNW swell.
  • Afternoon surf: Afternoon surf (19 Aug, local time) - 5ft (1.6m), 10s period with WNW swell.
  • Evening surf: Evening surf (19 Aug, local time) - 4.5ft (1.4m), 10s period with WNW swell.

The current surf forecast for Ballyhiernan Bay at 8PM is: 1.5m 10s primary swell from a West-northwest direction (forecast issued at 12:00pm August 19). The wind direction is predicted to be cross-onshore.

Time (IST) & DateWave HeightWave Period
Morning (19 Aug)6ft (1.8m)10s
Afternoon (19 Aug)5ft (1.6m)10s
Evening (19 Aug)4.5ft (1.4m)10s

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


Short Range Forecast

Moderate rain (total 14mm), heaviest on Wed morning. Very mild (max 15°C on Wed afternoon, min 13°C on Thu morning). Mainly strong winds.

Wed
19
Thursday
20
Friday
21
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
4 PM
7 PM
10 PM
Rating
(10 max)
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.8
WNW
10
1.6
WNW
10
1.6
WNW
10
1.5
WNW
10
1.4
WNW
10
1.3
WNW
10
1.2
WNW
9
1.8
NNW
8
2.1
N
8
2
N
8
1.8
N
7
1.6
N
7
1.7
NNW
7
1.7
NNW
7
1.6
NNW
7
1.4
NNW
6
1.3
NNW
6
1.4
NNW
6
1.3
NNW
6
1.1
NNW
6
1
NNW
6
Wave Graph
Metric surfscale
Energy kJ
600
482
461
399
351
283
237
448
551
475
348
247
277
277
212
170
139
139
117
82
60
Wind (km/h)
20
WSW
20
W
20
W
15
WNW
10
N
25
NNE
30
NNE
35
NNE
40
N
40
N
35
N
35
N
40
N
35
N
35
N
30
N
30
N
30
N
25
NNW
25
NNW
20
NNW
Wind State
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
on
High Tide
11:05AM2.59m
11:28PM2.50m
11:56AM2.38m
00:29AM2.24m
1:17PM2.23m
Low Tide
5:12PM0.90m
5:39AM1.05m
6:12PM1.18m
6:45AM1.26m
7:45PM1.34m
rain showers
rain showers
rain showers
rain showers
rain showers
light rain
light rain
part cloud
part cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
part cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:11
6:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:55
8:53
8:52
 mm
3
2
1
1
1
1
1
1
1
1
1
Temp °C
14
14
15
15
15
14
14
14
13
13
13
13
13
13
13
13
13
13
13
14
14
Feels °C
11
11
12
13
13
9
8
7
5
5
6
5
5
5
6
6
6
6
8
9
9
  • 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
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Ballyhiernan Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest