Bunatrahir Bay surfForecast / Mayo and Achill Island / Ireland

information circle48hr Weather and Surf, issued 12 pm Thursday 14 May 2026 IST
Forecast update in hr  min  s Forecast update imminent
Bunatrahir Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Bunatrahir Bay sea temperature is
11.8° C
(Which is slightly warmer than usual)

How big are the waves at Bunatrahir Bay today?

The current surf forecast for Bunatrahir Bay at 3PM is: 3.0m 9s primary swell from a North-northwest direction and 0.1m 10s secondary swell from a West direction (forecast issued at 12:00pm May 14). An open ocean swell of 0.1m 15s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (IST) & DateWave HeightWave Period
Morning (14 May)11ft (3.5m)10s
Afternoon (14 May)10ft (3.0m)9s
Evening (14 May)8ft (2.5m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 7mm), mostly falling on Sat morning. Very mild (max 11°C on Sat morning, min 7°C on Sat night). Winds decreasing (fresh winds from the NNW on Thu morning, calm by Fri afternoon).

Thu
14
Friday
15
Saturday
16
Sun
17
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
4 AM
7 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
0
0
0
1
3
3
!
!
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)
3.5
NNW
10
3
NNW
9
3
NNW
9
2.5
NNW
9
2.4
NNW
8
1.7
N
8
1.6
N
8
1.8
NNW
8
1.2
N
7
1
WNW
8
1
N
7
0.9
N
7
0.8
N
7
1
W
8
1
W
8
1
W
8
1.4
WNW
7
1.6
WNW
7
1.1
W
12
2.1
W
12
2.2
W
11
3
W
13
3.5
W
13
3.5
W
13
Wave Graph
Metric surfscale
Energy kJ
1982
1490
1238
1072
820
377
318
365
156
127
106
86
68
115
118
120
193
232
371
1269
1122
3160
3606
3495
Wind (km/h)
35
NNW
30
N
30
N
30
N
25
N
20
N
20
NNW
15
NNW
20
NNW
15
NNW
15
NNW
5
WNW
5
S
10
S
10
SSW
10
SSW
20
W
20
W
25
W
30
W
20
W
15
SW
25
SSW
25
SW
on
on
on
on
on
on
on
cross-on
cross-on
on
cross-on
glassy
off
off
off
off
cross
cross
cross
cross
cross-off
cross-off
off
cross-off
High Tide
4:46PM3.03m
4:52AM3.33m
5:28PM3.27m
5:40AM3.45m
6:11PM3.45m
6:28AM3.48m
Low Tide
10:29AM0.26m
10:41PM0.53m
11:10AM0.08m
11:27PM0.30m
11:51AM-0.02m
00:13AM0.12m
light rain
light rain
cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
rain showers
cloud
clear
clear
part cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:35
5:33
5:31
5:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:31
9:34
9:36
9:37
1
1
2
1
2
Temp °C
9
9
10
10
9
9
9
9
10
10
10
9
9
8
9
9
9
11
11
10
8
7
8
8
1
2
2
3
3
3
4
4
5
5
6
7
7
5
6
6
5
5
5
3
2
2
3
2
Swell 1
Height (m)
Direction
Period (s)
0.1
SW
16
0.1
SW
15
0.1
W
10
0.1
W
10
0.1
SW
15
1.3
WNW
8
1.2
NW
8
0.3
W
9
1.2
N
7
1.1
N
7
1
N
7
0.9
N
7
0.8
N
7
1
W
8
1
W
8
1
W
8
0.6
N
10
0.8
WNW
13
1.1
W
12
0.8
WNW
15
1.5
W
14
0.4
NNE
10
3.5
W
13
3.5
W
13
Energy kJ
10
9
2
2
8
219
192
14
156
127
106
86
68
115
118
120
75
232
371
288
912
33
3606
3495
Swell 2
Height (m)
Direction
Period (s)
0.1
SW
15
0.1
SW
15
0.3
W
9
0.3
W
9
0.1
SW
15
1
WNW
8
1
WNW
8
0.8
NW
8
0.6
NW
7
0.7
W
7
0.7
N
7
0.7
N
7
0.6
N
10
0.6
WNW
14
0.6
N
10
0.5
N
10
0.5
N
10
0.5
N
10
0.4
NNE
10
0.4
NNE
10
Energy kJ
9
8
16
15
8
126
107
67
44
50
51
51
75
147
74
52
51
51
33
33
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
15
0.1
SW
15
0.3
W
9
0.3
W
9
0.5
W
7
0.6
W
7
0.6
NW
7
0.1
W
16
0.2
WNW
16
0.4
WNW
15
0.1
W
13
0.4
NNE
10
Energy kJ
8
8
15
14
23
35
43
5
24
71
3
33
Wind waves
Height (m)
Direction
Period (s)
3.5
NNW
10
3
NNW
9
3
NNW
9
2.5
NNW
9
2.4
NNW
8
1.7
N
8
1.6
N
8
1.8
NNW
8
0.4
SW
3
0.4
SW
3
1.4
WNW
7
1.6
WNW
7
1.6
W
7
2.1
W
12
2.2
W
11
3
W
13
Energy kJ
1982
1490
1238
1072
820
377
318
365
2
2
193
219
262
1269
1122
3160
Nearest Offshore or Glassy
Rating
(10 max)
1
2
1
2
2
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
4
5
4
Distance (km)
668
1212
1666
844
805
386
151
151
300
300
226
0
0
0
0
0
26
179
194
203
203
9
11
123
Best forecast wave conditions in Mayo and Achill Island
Rating
(10 max)
1
1
1
1
1
4
5
Best forecast wave conditions in Ireland
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
4
5
4
Header Global
Rating
(10 max)
5
5
4
5
5
5
6
5
5
5
5
5
5
5
5
5
4
5
5
6
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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