Ballyhiernan Bay surfForecast / Donegal / Ireland

information circle48hr Weather and Surf, issued 6 pm Thursday 14 May 2026 IST
Forecast update in hr  min  s Forecast update imminent
Ballyhiernan Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ballyhiernan Bay sea temperature is
11.3° C
(Which is slightly warmer than usual)

How big are the waves at Ballyhiernan Bay today?

The current surf forecast for Ballyhiernan Bay at 3AM is: 1.8m 8s primary swell from a North-northwest direction and 0.1m 15s secondary swell from a West direction (forecast issued at 06:00pm May 14). The wind direction is predicted to be onshore.

Time (IST) & DateWave HeightWave Period
Morning (15 May)4ft (1.2m)7s
Afternoon (15 May)2.5ft (0.8m)8s
Evening (15 May)2.5ft (0.7m)7s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 8mm), mostly falling on Sat morning. Very mild (max 10°C on Sat afternoon, min 7°C on Fri night). Winds decreasing (strong winds from the N on Thu afternoon, light winds from the WNW by Fri night).

Thu
14
Friday
15
Saturday
16
Sun
17
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)
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
0
3
4
3
2
Swell
Height Map
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
2.4
NNW
9
1.8
N
8
1.7
N
8
1.9
NNW
8
1.7
NNW
8
1.3
N
7
1.1
N
7
1
N
7
0.8
WNW
8
0.8
WNW
7
0.7
WNW
7
0.5
NW
7
0.7
WNW
7
0.7
WNW
8
0.7
WNW
8
0.4
WNW
14
0.6
WNW
13
0.7
NW
12
1.4
WNW
7
1.6
WNW
11
2.2
WNW
13
2.2
WNW
13
2.2
WNW
13
2.2
WNW
13
Wave Graph
Metric surfscale
Energy kJ
887
450
365
410
336
176
124
92
72
68
47
26
57
58
60
71
116
152
171
541
1561
1569
1622
1491
Wind (km/h)
40
N
40
N
35
N
30
NNW
35
NNW
30
NNW
25
NNW
20
NNW
20
NNW
15
NW
10
WNW
10
SSW
10
SSE
20
SSE
15
S
25
W
30
W
30
W
30
W
30
WSW
20
SSW
25
S
20
S
25
SSW
on
on
on
on
on
on
on
on
on
on
cross-on
cross-off
off
off
off
cross
cross
cross
cross
cross
cross-off
off
cross-off
cross-off
High Tide
5:11PM2.96m
5:26AM3.29m
5:54PM3.20m
6:11AM3.43m
6:36PM3.37m
6:56AM3.48m
Low Tide
11:08PM0.37m
11:37AM0.12m
11:53PM0.17m
12:19PM0.01m
00:39AM0.03m
clear
clear
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
light rain
cloud
light rain
part cloud
cloud
clear
rain showers
cloud
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:22
5:20
5:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:30
9:31
9:34
9:36
1
2
1
1
2
1
Temp °C
9
9
9
9
8
8
8
8
9
9
9
8
7
7
8
9
10
10
10
9
8
7
8
9
0
0
0
1
-1
1
2
3
4
5
6
5
3
2
4
3
3
3
3
2
3
1
3
3
Swell 1
Height (m)
Direction
Period (s)
0.1
W
16
1.2
NW
9
1.2
WNW
9
0.1
W
15
0.1
W
15
0.9
WNW
8
0.9
WNW
8
1
N
7
0.8
N
7
0.8
WNW
7
0.7
WNW
7
0.5
N
6
0.7
WNW
7
0.7
WNW
8
0.7
WNW
8
0.7
WNW
8
0.6
WNW
7
0.7
NW
12
0.7
NW
12
0.9
WNW
14
2.2
WNW
13
2.2
WNW
13
2.2
WNW
13
2.2
WNW
13
Energy kJ
5
237
211
4
4
117
114
92
57
68
47
20
57
58
60
60
38
152
142
347
1561
1569
1622
1491
Swell 2
Height (m)
Direction
Period (s)
0.1
W
15
0.1
W
15
0.1
W
15
0.1
W
15
0.8
WNW
8
0.8
WNW
8
0.7
N
7
0.6
N
7
0.5
NW
7
0.4
N
6
0.4
N
6
0.3
NNW
6
0.4
WNW
14
0.6
WNW
13
0.3
NW
15
0.6
NW
15
0.1
N
9
0.1
N
9
Energy kJ
5
4
4
4
76
72
43
32
26
11
11
7
71
116
34
171
2
2
Swell 3
Height (m)
Direction
Period (s)
0.1
W
15
0.1
W
14
0.2
WNW
9
0.3
WNW
9
0.4
W
7
0.1
NW
16
0.1
NW
15
0.3
NW
15
0.3
N
6
0.2
N
6
0.1
N
10
Energy kJ
4
4
8
16
16
10
9
33
6
3
2
Wind waves
Height (m)
Direction
Period (s)
2.4
NNW
9
1.8
N
8
1.7
N
8
1.9
NNW
8
1.7
NNW
8
1.3
N
7
1.1
N
7
1
W
5
1.3
WNW
6
1.4
WNW
7
1.6
WNW
11
Energy kJ
887
450
365
410
336
176
124
59
143
168
541
Nearest Offshore or Glassy
Rating
(10 max)
2
4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
4
4
1
1
Distance (km)
1811
928
600
336
279
279
406
361
361
6
26
0
0
0
0
28
112
325
336
36
28
0
50
50
Best forecast wave conditions in Donegal
Rating
(10 max)
1
1
1
1
1
1
1
3
4
4
Best forecast wave conditions in Ireland
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
2
1
4
4
4
3
3
Header Global
Rating
(10 max)
5
5
5
5
6
5
5
5
5
5
5
5
5
5
4
5
5
5
5
5
4
5
5
8
  • 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

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