Ballyhiernan Bay Surf Break

Ballyhiernan Bay 48 hour detailed Surf Forecast

Lat Long: 55.25° N 7.71° W

Issued: 6 pm 27 Jun 2026 (local time)

Forecast update in  hr  min

Today's Ballyhiernan Bay sea temperature is
15.0° C

2.1°C warmer than normal for this time of year

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 (28 Jun):

  • Morning surf: Morning surf (28 Jun, local time) - 4.5ft (1.4m), 8s period with W swell.
  • Afternoon surf: Afternoon surf (28 Jun, local time) - 8ft (2.5m), 13s period with W swell.
  • Evening surf: Evening surf (28 Jun, local time) - 10ft (3.0m), 13s period with WNW swell.

The current surf forecast for Ballyhiernan Bay at 2AM is: 0.7m 8s primary swell from a West direction and 0.1m 13s secondary swell from a Northwest direction (forecast issued at 06:00pm June 27). The wind direction is predicted to be cross-offshore.

Time (IST) & DateWave HeightWave Period
Morning (28 Jun)4.5ft (1.4m)8s
Afternoon (28 Jun)8ft (2.5m)13s
Evening (28 Jun)10ft (3.0m)13s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 18mm), heaviest on Sat afternoon. Very mild (max 19°C on Sat afternoon, min 12°C on Sat night). Winds decreasing (strong winds from the WSW on Sun afternoon, calm by Tue morning).

Sat
27
Sunday
28
Monday
29
Tue
30
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)
1
0
1
1
0
0
0
0
0
2
2
2
2
2
1
1
0
2
3
2
1
2
2
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)
0.5
W
8
0.6
WNW
9
0.5
WNW
9
0.7
W
8
0.9
WSW
7
1.1
W
7
1.5
W
8
2.1
W
11
2.5
W
13
3
W
13
3
WNW
13
3
WNW
13
2.5
WNW
12
2.5
WNW
12
2.3
WNW
12
2.1
WNW
11
1.9
WNW
11
1.7
WNW
10
1.6
WNW
10
1.4
WNW
10
1.3
WNW
10
1.2
WNW
9
1.1
WNW
9
1
WNW
9
Wave Graph
Metric surfscale
Energy kJ
34
59
42
63
75
131
277
990
2507
3102
2767
2508
2160
1765
1431
1085
853
631
512
373
305
237
216
177
Wind (km/h)
20
S
20
WSW
15
S
15
SSW
25
SW
25
SSW
30
SSW
35
SW
40
WSW
40
SW
35
SW
35
SW
30
SW
30
SW
30
WSW
25
WSW
20
W
10
NNW
10
ESE
15
SE
25
SE
25
SE
20
SSE
5
SSW
Wind State
off
cross
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-on
on
cross-off
off
off
off
off
glassy
High Tide
5:43PM2.80m
6:01AM2.72m
6:22PM2.92m
6:39AM2.79m
6:59PM3.02m
7:15AM2.84m
Low Tide
11:48PM0.76m
12:00PM0.68m
00:28AM0.66m
12:38PM0.60m
1:06AM0.59m
rain showers
mod rain
cloud
light rain
rain showers
clear
clear
clear
clear
clear
clear
cloud
clear
clear
part cloud
cloud
part cloud
light rain
light rain
light rain
light rain
light rain
light rain
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:52
4:52
4:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
10:15
10:15
10:15
10:14
 mm
1
7
1
1
1
2
2
1
1
1
Temp °C
19
16
16
14
13
12
14
15
15
14
13
13
13
13
15
16
16
15
15
13
12
12
13
14
Feels °C
17
14
15
12
9
6
8
7
7
6
6
7
7
7
10
11
12
14
13
11
7
7
10
14
Swell 1
Height (m)
Direction
Period (s)
0.5
W
8
0.6
WNW
9
0.5
WNW
9
0.7
W
8
0.4
WNW
8
0.4
WNW
11
3
WNW
13
3
WNW
13
2.5
WNW
12
2.5
WNW
12
2.3
WNW
12
2.1
WNW
11
1.9
WNW
11
1.7
WNW
10
1.6
WNW
10
1.4
WNW
10
1.3
WNW
10
1.2
WNW
9
1.1
WNW
9
1
WNW
9
Energy kJ
34
59
42
63
28
48
2767
2508
2160
1765
1431
1085
853
631
512
373
305
237
216
177
Swell 2
Height (m)
Direction
Period (s)
0.2
WNW
9
0.1
N
6
0.4
WSW
7
0.1
W
13
0.3
WNW
12
0.1
W
16
Energy kJ
8
1
17
3
27
5
Swell 3
Height (m)
Direction
Period (s)
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
16
Energy kJ
5
5
5
5
Wind waves
Height (m)
Direction
Period (s)
0.5
S
3
0.3
SW
4
0.9
WSW
7
1.1
W
7
1.5
W
8
2.1
W
11
2.5
W
13
3
W
13
0.3
SSE
2
0.3
SSE
3
Energy kJ
6
2
75
131
277
990
2507
3102
1
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
2
1
1
2
1
3
3
3
2
2
4
4
3
3
2
2
2
2
1
Distance (km)
0
134
0
0
28
128
421
432
448
467
67
67
67
67
67
28
28
21
0
0
5
0
0
0
Best forecast wave conditions in Donegal
Rating
(10 max)
1
1
1
1
4
4
4
3
3
2
2
2
2
Best forecast wave conditions in Ireland
Rating
(10 max)
1
1
1
1
2
3
3
3
3
2
2
4
4
4
3
3
2
2
2
2
Header Global
Rating
(10 max)
5
5
6
9
8
8
6
6
9
5
5
9
6
9
7
5
5
6
5
5
5
5
5
5
  • 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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