Ballyhiernan Bay Surf Break

Lat Long: 55.25° N 7.71° W

Ballyhiernan Bay 48 hour detailed Surf Forecast

Issued: 12 am 09 Aug 2026 (local time)

Forecast update in  hr  min

Today's Ballyhiernan Bay sea temperature is
15.9° C
1.5° 

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 (09 Aug):

  • Morning surf: Morning surf (09 Aug, local time) - 4.5ft (1.4m), 9s period with WNW swell.
  • Afternoon surf: Afternoon surf (09 Aug, local time) - 4.5ft (1.3m), 9s period with WNW swell.
  • Evening surf: Evening surf (09 Aug, local time) - 4.5ft (1.3m), 9s period with WNW swell.

The current surf forecast for Ballyhiernan Bay at 6AM is: 1.5m 9s primary swell from a West-northwest direction and 0.2m 9s secondary swell from a North direction (forecast issued at 12:00am August 09). The wind direction is predicted to be cross-shore.

Time (IST) & DateWave HeightWave Period
Morning (09 Aug)4.5ft (1.4m)9s
Afternoon (09 Aug)4.5ft (1.3m)9s
Evening (09 Aug)4.5ft (1.3m)9s

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


Short Range Forecast

Moderate rain (total 12mm), heaviest on Sat night. Warm (max 23°C on Tue afternoon, min 12°C on Sun morning). Wind will be generally light.

Sunday
9
Monday
10
Tuesday
11
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
4 PM
7 PM
10 PM
Rating
(10 max)
1
1
0
0
1
0
0
0
0
0
0
0
1
0
1
2
1
1
1
0
1
0
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
WNW
9
1.5
WNW
9
1.4
WNW
9
1.4
WNW
9
1.3
WNW
9
1.3
WNW
9
1.3
WNW
9
1.3
WNW
9
1.3
WNW
8
1.2
WNW
8
1.1
NW
8
1.1
NW
8
0.9
NNW
10
1.1
NNW
10
1
NNW
10
0.9
NNW
10
0.8
NNW
9
0.7
N
9
0.6
N
9
0.5
N
8
0.5
N
8
0.4
NNW
8
0.3
WNW
12
0.6
W
11
Wave Graph
Metric surfscale
Energy kJ
409
344
315
340
292
286
280
233
217
179
151
147
187
255
205
157
110
78
56
36
34
22
29
94
Wind (km/h)
20
SW
20
SW
10
WNW
15
NW
15
W
25
W
20
W
20
WNW
20
WNW
15
NW
10
W
15
WNW
10
NW
10
NNW
5
NNE
10
E
15
SE
25
SSE
25
SSE
25
SSE
20
SSE
15
SSE
5
S
15
SE
Wind State
cross-off
cross-off
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-off
off
off
off
off
off
off
cross-off
off
High Tide
3:34AM2.56m
4:14PM2.74m
4:48AM2.75m
5:16PM3.06m
5:45AM2.96m
6:08PM3.37m
Low Tide
9:43AM0.85m
10:27PM0.72m
10:50AM0.61m
11:29PM0.42m
11:43AM0.35m
cloud
light rain
light rain
light rain
light rain
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:52
5:52
5:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:19
9:16
9:15
 mm
1
5
4
2
Temp °C
16
15
14
12
12
14
15
14
14
14
13
13
13
13
13
14
15
14
14
15
20
22
23
21
Feels °C
13
12
13
9
9
9
11
10
10
11
11
11
11
11
12
12
13
10
9
10
16
18
22
18
  • 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.


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