Lackan Bay surfForecast / Mayo and Achill Island / Ireland

information circle48hr Weather and Surf, issued 12 pm 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 5PM is: 3.5m 10s primary swell from a West-northwest direction and 0.3m 9s secondary swell from a North direction, 0.1m 18s secondary swell from a West direction (forecast issued at 12:00pm May 12). The wind direction is predicted to be cross-offshore and the swell rating is 11.

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 8mm), mostly falling on Tue 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).

Tue
12
Wednesday
13
Thursday
14
Fri
15
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)
1
1
1
!
!
0
0
0
0
0
0
0
0
0
0
!
1
0
0
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)
2.5
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
NW
11
4
NW
10
3.5
NW
10
3.5
NW
10
3
NNW
10
3
NNW
10
3
NNW
9
2.5
NNW
9
2.5
NNW
8
1.7
N
8
1.6
N
8
1.4
N
8
Wave Graph
Metric surfscale
Energy kJ
964
1299
1780
2420
3780
6267
8484
9362
8653
7000
6105
4878
3935
3191
2598
2095
1659
1366
1221
1026
844
364
291
217
Wind (km/h)
35
NW
35
WNW
35
W
40
W
45
WNW
45
WNW
45
NW
45
NW
45
NW
45
NW
45
NNW
40
NNW
40
NNW
35
NNW
40
NNW
30
NW
30
NNW
30
N
35
N
35
N
30
N
25
N
20
N
20
N
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
cross-on
cross-on
High Tide
3:14PM2.53m
3:17AM3.00m
4:03PM2.80m
4:06AM3.20m
4:47PM3.07m
4:54AM3.38m
Low Tide
9:03AM0.77m
9:03PM1.00m
9:48AM0.50m
9:55PM0.77m
10:30AM0.26m
10:42PM0.52m
clear
clear
part cloud
clear
clear
rain showers
light rain
part cloud
rain showers
rain showers
part cloud
rain showers
cloud
cloud
light rain
cloud
light rain
rain showers
clear
clear
part cloud
cloud
cloud
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
1
1
1
Temp °C
10
10
11
10
9
9
8
9
9
10
10
10
9
9
9
8
9
10
10
10
9
9
9
9
2
2
3
2
-1
-1
-3
-1
-1
0
0
1
0
0
0
1
2
2
2
2
1
2
3
4
Swell 1
Height (m)
Direction
Period (s)
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
0.1
W
16
0.1
W
15
0.2
W
10
0.1
W
15
1.3
WNW
8
1.3
WNW
8
1.3
WNW
8
Energy kJ
24
15
15
15
6
6
5
5
5
5
5
5
4
8
4
224
224
197
Swell 2
Height (m)
Direction
Period (s)
0.2
WNW
14
0.1
W
19
0.1
W
18
0.1
W
18
0.1
W
18
0.1
W
15
0.3
W
9
0.1
W
15
0.1
W
15
Energy kJ
19
7
6
6
6
4
15
4
4
Swell 3
Height (m)
Direction
Period (s)
0.1
W
19
0.1
W
15
Energy kJ
7
4
Wind waves
Height (m)
Direction
Period (s)
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
NW
11
4
NW
10
3.5
NW
10
3.5
NW
10
3
NNW
10
3
NNW
10
3
NNW
9
2.5
NNW
9
2.5
NNW
8
1.7
N
8
1.6
N
8
1.4
N
8
Energy kJ
964
1299
1780
2420
3780
6267
8484
9362
8653
7000
6105
4878
3935
3191
2598
2095
1659
1366
1221
1026
844
364
291
217
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
4
1
2
2
2
2
2
1
3
1
1
1
1
1
1
1
1
Distance (km)
555
632
737
510
508
510
555
532
602
1071
1065
1065
612
837
585
532
660
660
296
510
389
445
296
150
Best forecast wave conditions in Mayo and Achill Island
Rating
(10 max)
Best forecast wave conditions in Ireland
Rating
(10 max)
1
1
1
Header Global
Rating
(10 max)
9
8
9
9
9
9
9
8
8
8
7
9
9
9
9
5
5
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

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