Lackan Bay surfForecast / Mayo and Achill Island / Ireland

information circle48hr Weather and Surf, issued 6 am Tuesday 12 May 2026 IST
Forecast update in hr  min  s Forecast update imminent
Lackan Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Lackan Bay sea temperature is
11.9° C
(Which is 1.0°C warmer than normal for this time of year)

How big are the waves at Lackan Bay today?

The current surf forecast for Lackan Bay at 10AM is: 2.5m 8s primary swell from a Northwest direction and 0.4m 9s secondary swell from a North direction, 0.2m 14s secondary swell from a West-northwest direction (forecast issued at 06:00am May 12). The wind direction is predicted to be cross-offshore.

Time (IST) & DateWave HeightWave Period
Morning (12 May)8ft (2.5m)8s
Afternoon (12 May)10ft (3.0m)9s
Evening (12 May)13ft (4.0m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 9mm), mostly falling on Wed night. Very mild (max 11°C on Tue afternoon, min 8°C on Tue night). Winds decreasing (strong winds from the WNW on Tue night, light winds from the N by Thu night).

Tuesday
12
Wednesday
13
Thursday
14
Fri
15
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
0
1
1
1
!
!
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
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)
2.1
WNW
8
2.5
NW
8
2.5
NW
8
3
NW
9
3
WNW
10
3.5
WNW
10
4.5
WNW
10
5
NW
11
5.5
NW
12
5.5
NW
12
5.5
NW
12
5
NW
12
5
NW
12
4.5
NW
11
4.5
NW
11
4
NW
10
3.5
NW
10
3
NW
10
3
NNW
10
2
WNW
10
2.5
NNW
9
2.5
NNW
9
2.3
NNW
8
2.2
NNW
8
Wave Graph
Metric surfscale
Energy kJ
616
708
964
1299
1744
2538
3847
6267
8066
8688
8434
7400
6469
4878
4081
3130
2450
1922
1659
725
1109
919
766
630
Wind (km/h)
30
NW
30
NW
35
NW
35
WNW
35
WNW
40
W
45
W
45
WNW
45
NW
45
NW
45
NW
45
NW
45
NNW
40
NNW
40
NNW
35
NNW
35
NNW
30
NW
30
NNW
25
N
30
N
30
N
30
N
20
N
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
3:14PM2.53m
3:17AM3.00m
4:03PM2.80m
4:06AM3.20m
4:47PM3.07m
Low Tide
9:03AM0.77m
9:03PM1.00m
9:48AM0.50m
9:55PM0.77m
10:30AM0.26m
10:42PM0.52m
clear
cloud
clear
clear
clear
clear
clear
rain showers
rain showers
part cloud
rain showers
rain showers
rain showers
clear
cloud
cloud
cloud
light rain
light rain
rain showers
clear
part cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:39
5:37
5:35
5:33
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:28
9:30
9:31
9:32
1
1
1
1
1
2
1
1
Temp °C
10
9
10
10
11
10
9
8
9
9
9
10
10
10
10
9
9
8
9
9
10
10
10
9
4
2
2
2
3
2
-1
-2
-1
-1
-1
0
0
1
1
0
1
1
2
3
2
2
3
3
Swell 1
Height (m)
Direction
Period (s)
0.6
N
9
0.4
N
9
0.4
N
9
0.3
N
9
0.3
N
9
0.3
N
9
0.2
N
9
0.1
W
18
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
16
0.1
W
16
2
WNW
10
0.1
W
15
0.1
W
15
0.1
W
15
0.4
W
9
Energy kJ
57
24
24
15
15
15
6
6
5
5
5
5
5
703
4
4
4
26
Swell 2
Height (m)
Direction
Period (s)
0.1
W
20
0.1
W
19
0.2
WNW
14
0.1
W
19
0.1
W
18
0.1
W
18
0.1
W
16
0.1
W
15
Energy kJ
7
7
19
7
6
6
5
4
Swell 3
Height (m)
Direction
Period (s)
0.1
W
19
Energy kJ
7
Wind waves
Height (m)
Direction
Period (s)
2.1
WNW
8
2.5
NW
8
2.5
NW
8
3
NW
9
3
WNW
10
3.5
WNW
10
4.5
WNW
10
5
NW
11
5.5
NW
12
5.5
NW
12
5.5
NW
12
5
NW
12
5
NW
12
4.5
NW
11
4.5
NW
11
4
NW
10
3.5
NW
10
3
NW
10
3
NNW
10
2
N
10
2.5
NNW
9
2.5
NNW
9
2.3
NNW
8
2.2
NNW
8
Energy kJ
616
708
964
1299
1744
2538
3847
6267
8066
8688
8434
7400
6469
4878
4081
3130
2450
1922
1659
725
1109
919
766
630
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
4
1
2
2
1
2
4
1
1
1
1
1
1
1
1
1
Distance (km)
270
272
555
632
510
508
510
510
532
574
612
612
1074
1065
576
612
585
585
296
296
762
510
386
377
Best forecast wave conditions in Mayo and Achill Island
Rating
(10 max)
Best forecast wave conditions in Ireland
Rating
(10 max)
1
1
1
1
Header Global
Rating
(10 max)
9
5
9
8
8
9
9
9
9
9
7
6
7
6
8
9
9
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

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Lackan 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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