Ballyhiernan Bay surfForecast / Donegal / Ireland

information circle48hr Weather and Surf, issued 6 am Wednesday 27 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
12.0° C
(Which is slightly warmer than usual)

How big are the waves at Ballyhiernan Bay today?

The current surf forecast for Ballyhiernan Bay at 2PM is: 0.6m 10s primary swell from a West direction and 0.5m 7s secondary swell from a North-northwest direction (forecast issued at 06:00am May 27). The wind direction is predicted to be cross-offshore.

Time (IST) & DateWave HeightWave Period
Morning (27 May)3ft (0.9m)10s
Afternoon (27 May)2ft (0.6m)10s
Evening (27 May)1.5ft (0.5m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Some drizzle, heaviest during Thu night. Warm (max 20°C on Wed afternoon, min 12°C on Fri night). Winds increasing (calm on Thu afternoon, fresh winds from the SW by Fri morning).

Wednesday
27
Thursday
28
Friday
29
Sat
30
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
1 AM
Rating
(10 max)
1
2
1
1
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1
WNW
10
1
NW
10
0.9
NW
10
0.6
W
10
0.6
W
10
0.5
W
10
0.5
W
9
0.4
WNW
9
0.4
WNW
9
0.4
WNW
9
0.3
WNW
9
0.3
WNW
9
0.3
WNW
8
0.3
WNW
8
0.3
WNW
8
0.3
WNW
8
0.4
WSW
6
0.8
W
7
1.5
WSW
7
1.8
WSW
7
1.7
W
7
1.3
W
7
1.3
W
8
1.1
WNW
8
Wave Graph
Metric surfscale
Energy kJ
225
200
142
70
70
47
44
28
27
27
16
15
14
13
13
13
12
68
198
299
290
173
201
151
Wind (km/h)
10
ENE
5
E
10
E
10
E
20
ESE
20
ESE
20
SE
15
ESE
15
SE
15
SE
15
SE
20
SSE
20
SSE
5
NW
15
W
20
SSE
20
S
25
SSW
35
SW
35
WSW
35
WSW
25
WSW
15
SW
15
SSE
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
off
off
glassy
cross
off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
off
High Tide
4:18AM2.84m
4:48PM2.71m
5:02AM2.88m
5:27PM2.85m
5:41AM2.91m
6:03PM2.96m
Low Tide
10:31AM0.62m
10:44PM0.69m
11:09AM0.56m
11:26PM0.61m
11:44AM0.51m
00:04AM0.55m
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
rain showers
cloud
part cloud
cloud
cloud
part cloud
clear
part cloud
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:03
5:03
5:01
5:00
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:52
9:53
9:54
9:55
1
Temp °C
10
11
14
19
20
19
16
16
14
13
16
18
19
19
13
15
14
14
13
13
14
14
14
14
7
9
12
18
18
17
13
14
11
10
14
15
17
19
11
12
10
10
6
6
7
9
11
11
Swell 1
Height (m)
Direction
Period (s)
1
WNW
10
1
NW
10
0.9
NW
10
0.6
W
10
0.6
W
10
0.5
W
10
0.5
W
9
0.4
WNW
9
0.4
WNW
9
0.4
WNW
9
0.3
WNW
9
0.3
WNW
9
0.3
WNW
8
0.3
WNW
8
0.3
WNW
8
0.3
WNW
8
0.4
WSW
6
0.8
W
7
0.3
NW
9
0.1
W
18
0.7
WNW
8
1.3
W
8
1.1
WNW
8
Energy kJ
225
200
142
70
70
47
44
28
27
27
16
15
14
13
13
13
12
68
13
6
59
201
151
Swell 2
Height (m)
Direction
Period (s)
0.1
W
19
0.1
W
19
0.1
W
19
0.5
NNW
7
0.5
NNW
7
0.4
NNW
7
0.4
NNW
7
0.4
NW
7
0.4
NW
6
0.3
NNW
6
0.2
NNW
6
0.2
NNW
6
0.2
NNW
6
0.1
NW
6
0.1
NW
6
0.1
NW
10
0.3
WNW
8
0.3
NW
10
0.2
W
14
0.3
W
12
0.3
W
11
0.3
W
11
Energy kJ
7
7
7
27
26
18
18
11
10
8
4
4
3
1
1
4
12
15
14
24
21
21
Swell 3
Height (m)
Direction
Period (s)
0.1
W
19
0.1
W
19
0.1
W
18
0.1
W
18
0.1
W
18
0.1
W
18
0.1
NE
4
0.2
ENE
5
0.2
ENE
5
0.2
ENE
5
0.1
W
16
0.2
WNW
10
0.1
W
16
0.1
N
6
0.1
W
17
0.1
W
16
0.2
W
9
Energy kJ
7
7
6
6
6
6
1
2
2
2
5
10
5
1
6
5
6
Wind waves
Height (m)
Direction
Period (s)
0.2
E
4
0.3
ENE
4
0.3
E
2
0.3
ESE
2
0.2
ESE
2
0.3
SE
2
0.3
SSW
2
1.5
WSW
7
1.8
WSW
7
1.7
W
7
1.3
W
7
Energy kJ
1
3
1
1
1
1
1
198
299
290
173
Nearest Offshore or Glassy
Rating
(10 max)
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
2
2
1
Distance (km)
7
0
0
0
7
7
7
0
0
24
255
351
581
700
318
30
134
28
368
361
553
146
0
0
Best forecast wave conditions in Donegal
Rating
(10 max)
2
2
1
1
1
1
1
1
1
1
1
1
2
2
Best forecast wave conditions in Ireland
Rating
(10 max)
2
2
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
Header Global
Rating
(10 max)
7
9
9
7
9
6
6
6
6
9
8
9
8
7
7
6
6
5
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

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