Ballyhiernan Bay Surf Break

Lat Long: 55.25° N 7.71° W

Ballyhiernan Bay 48 hour detailed Surf Forecast

Issued: 12 pm 31 Aug 2026 (local time)

Forecast update in  hr  min

Today's Ballyhiernan Bay sea temperature is
16.6°C
2.4° 

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 (31 Aug):

  • Morning surf: Morning surf (31 Aug, local time) - 5ft (1.5m), 5s period with WNW swell.
  • Afternoon surf: Afternoon surf (31 Aug, local time) - 4.5ft (1.4m), 7s period with WNW swell.
  • Evening surf: Evening surf (31 Aug, local time) - 3.5ft (1.0m), 6s period with W swell.

The current surf forecast for Ballyhiernan Bay at 6PM is: 1.0m 10s primary swell from a West direction and 0.9m 6s secondary swell from a Northwest direction (forecast issued at 12:00pm August 31). The wind direction is predicted to be cross-shore.

Time (IST) & DateWave HeightWave Period
Morning (31 Aug)5ft (1.5m)5s
Afternoon (31 Aug)4.5ft (1.4m)7s
Evening (31 Aug)3.5ft (1.0m)6s

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


Short Range Forecast

Moderate rain (total 18mm), heaviest on Tue morning. Very mild (max 17°C on Wed afternoon, min 13°C on Mon night). Winds decreasing (fresh winds from the SW on Tue morning, calm by Tue night).

Mon
31
Tuesday
1
Wednesday
2
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)
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
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)
1.6
WNW
6
1.5
WNW
7
1.3
WNW
7
1
W
10
1
W
6
1
W
6
1
W
6
1.2
W
7
1.5
W
8
1.8
W
8
1.5
W
8
1.4
WNW
8
1.3
WNW
8
1.2
WNW
8
1.1
WNW
8
0.9
WNW
8
0.8
WNW
8
0.7
WNW
8
0.7
NNW
8
0.8
NNW
8
0.9
W
7
Wave Graph
Metric surfscale
Energy kJ
165
209
150
186
76
75
81
126
262
418
309
238
206
172
142
101
79
58
68
94
83
Wind (km/h)
30
WNW
25
WNW
25
W
25
SW
25
SW
25
SSW
25
SSW
30
SW
35
SW
30
WSW
15
WNW
15
W
10
NW
5
ENE
10
ESE
10
SE
20
SE
30
SSE
20
S
20
SW
25
SW
Wind State
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
glassy
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
High Tide
8:38AM3.15m
8:54PM3.39m
9:12AM3.08m
9:29PM3.23m
9:49AM2.95m
Low Tide
2:36PM0.13m
3:03AM0.18m
3:11PM0.26m
3:38AM0.34m
3:51PM0.45m
light rain
cloud
cloud
light rain
light rain
part cloud
cloud
cloud
light rain
mod rain
light rain
light rain
cloud
cloud
cloud
cloud
light rain
light rain
cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:33
6:35
6:37
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:27
8:24
8:22
 mm
1
1
1
2
6
2
1
1
2
1
Temp °C
15
14
15
14
14
13
13
15
15
15
14
14
14
13
13
14
14
14
16
17
17
Feels °C
9
9
10
9
9
9
9
9
9
10
12
12
13
12
12
13
11
9
14
15
14
  • 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 

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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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