Ballyhiernan Bay Surf Break

Lat Long: 55.25° N 7.71° W

Ballyhiernan Bay 48 hour detailed Surf Forecast

Issued: 12 am 04 Sep 2026 (local time)

Forecast update in  hr  min

Today's Ballyhiernan Bay sea temperature is
16.4°C
2.3° 

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 (04 Sep):

  • Morning surf: Morning surf (04 Sep, local time) - 11ft (3.5m), 12s period with WNW swell.
  • Afternoon surf: Afternoon surf (04 Sep, local time) - 11ft (3.5m), 12s period with WNW swell.
  • Evening surf: Evening surf (04 Sep, local time) - 10ft (3.0m), 12s period with WNW swell.

The current surf forecast for Ballyhiernan Bay at 8AM is: 3.5m 11s primary swell from a West-northwest direction and 0.2m 9s secondary swell from a North direction (forecast issued at 12:00am September 04). The wind direction is predicted to be cross-shore.

Time (IST) & DateWave HeightWave Period
Morning (04 Sep)11ft (3.5m)12s
Afternoon (04 Sep)11ft (3.5m)12s
Evening (04 Sep)10ft (3.0m)12s

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


Short Range Forecast

Light rain (total 4mm), mostly falling on Thu night. Very mild (max 19°C on Sun afternoon, min 14°C on Thu night). Winds decreasing (near gales from the WSW on Thu night, light winds from the SSE by Sat afternoon).

Friday
4
Saturday
5
Sunday
6
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
0
0
0
0
0
0
0
0
1
1
1
1
1
2
2
1
0
0
0
0
0
0
2
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)
2
W
9
2.5
W
10
3.5
WNW
11
4
WNW
12
3.5
WNW
12
3.5
WNW
12
3.5
WNW
12
3
WNW
12
3
WNW
12
2.5
WNW
11
2.4
WNW
11
2.2
NW
10
2
WNW
10
1.7
WNW
10
1.6
WNW
9
1.5
WNW
9
1.2
WNW
9
1.1
WNW
8
1
WNW
8
1
WNW
8
0.8
W
9
0.8
W
9
1.2
W
10
1.7
W
11
Wave Graph
Metric surfscale
Energy kJ
709
1343
3114
4079
3425
3368
3321
2813
2381
1815
1301
974
733
553
422
339
202
173
147
151
96
102
320
663
Wind (km/h)
35
SW
45
SW
55
WSW
45
W
45
W
45
W
45
W
35
W
35
W
30
W
25
W
25
WSW
20
WSW
20
WSW
10
SSE
25
SE
35
SSE
30
SSE
30
SSE
30
S
35
SSE
35
SSE
30
S
25
SW
Wind State
cross-off
cross-off
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
off
off
off
off
off
off
off
off
cross-off
cross-off
High Tide
10:59PM2.72m
11:32AM2.57m
00:12AM2.45m
1:03PM2.44m
2:01AM2.33m
2:53PM2.53m
Low Tide
5:12AM0.82m
5:47PM0.94m
6:28AM1.04m
7:27PM1.08m
8:12AM1.08m
9:17PM0.95m
clear
part cloud
rain showers
rain showers
clear
clear
part cloud
clear
clear
part cloud
part cloud
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:41
6:43
6:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:16
8:15
8:12
 mm
1
1
1
1
Temp °C
15
14
14
15
15
14
14
14
14
14
14
14
15
16
15
15
14
15
15
17
18
19
19
18
Feels °C
9
5
4
7
7
5
6
7
7
8
9
9
10
12
13
10
7
10
10
13
13
14
15
15
  • 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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