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Lackan Bay Surf Forecast
/ Mayo and Achill Island (14 surf breaks) /
Surf Forecasts:
Lackan Bay surfForecast / Mayo and Achill Island / Ireland
48hr Weather and Surf, issued 6 pm Friday 29 May 2026 ISTForecast 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
12.8° C
(Which is slightly warmer than usual)How big are the waves at Lackan Bay today (30 May):
- Morning surf: Morning surf (30 May, local time) - 4ft (1.2m), 9s period with WSW swell.
- Afternoon surf: Afternoon surf (30 May, local time) - 5ft (1.6m), 12s period with WSW swell.
- Evening surf: Evening surf (30 May, local time) - 5ft (1.5m), 11s period with WSW swell.
The current surf forecast for Lackan Bay at 12AM is: 0.9m 9s primary swell from a West-southwest direction and 0.9m 8s secondary swell from a West-northwest direction (forecast issued at 06:00pm May 29). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | 4ft (1.2m) | 9s |
| Afternoon (30 May) | 5ft (1.6m) | 12s |
| Evening (30 May) | 5ft (1.5m) | 11s |
Table - waves today at Lackan Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Fri night. Very mild (max 16°C on Fri afternoon, min 12°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 29 | Saturday 30 | Sunday 31 | Mon 1 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 8 | W 8 | WSW 9 | WSW 9 | WSW 8 | WSW 8 | WSW 10 | WSW 10 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 12 | WSW 12 | WSW 12 | W 12 | W 12 | W 11 | WSW 11 | WSW 11 | WSW 11 | W 11 | WSW 11 | WSW 10 | |
298 | 270 | 164 | 134 | 102 | 140 | 328 | 341 | 743 | 660 | 571 | 563 | 660 | 743 | 743 | 711 | 687 | 586 | 504 | 430 | 356 | 286 | 245 | 177 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | off | glassy | |
High Tide | 5:37PM3.07m | 5:48AM2.95m | 6:11PM3.15m | 6:25AM2.95m | 6:45PM3.19m | 7:01AM2.91m | ||||||||||||||||||
Low Tide | 11:39PM0.61m | 11:49AM0.48m | 00:15AM0.55m | 12:22PM0.47m | 00:52AM0.52m | 12:56PM0.49m | ||||||||||||||||||
 | |  |  | |  |  | |  | | | | | | | | | | | |  | | | | |
 | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:09 | — | — | — |
 | — | 9:54 | — | — | — | — | — | — | — | 9:57 | — | — | — | — | — | — | — | 9:58 | — | — | — | — | — | 9:59 |
— | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | 1 | |
Temp °C | 16 | 15 | 14 | 13 | 13 | 12 | 12 | 13 | 15 | 16 | 13 | 13 | 12 | 12 | 15 | 15 | 16 | 15 | 14 | 12 | 12 | 13 | 14 | 14 |
11 | 10 | 12 | 10 | 9 | 8 | 7 | 9 | 11 | 11 | 9 | 9 | 9 | 9 | 11 | 11 | 12 | 11 | 12 | 10 | 10 | 11 | 12 | 14 | |
Swell 1 Height (m) Direction Period (s) | WSW 11 | W 8 | WNW 8 | WSW 9 | WSW 8 | WSW 8 | WSW 10 | WSW 10 | WSW 12 | WSW 12 | NNW 10 | WSW 11 | WSW 12 | WSW 12 | WSW 12 | W 12 | W 12 | W 11 | WSW 11 | WSW 11 | WSW 11 | W 11 | WSW 11 | WSW 10 |
 kJ | 47 | 270 | 116 | 134 | 102 | 140 | 328 | 341 | 743 | 660 | 35 | 563 | 660 | 743 | 743 | 711 | 687 | 586 | 504 | 430 | 356 | 286 | 245 | 177 |
Swell 2 Height (m) Direction Period (s) | W 18 | WSW 10 | WSW 9 | WNW 8 | NW 7 | WNW 7 | WNW 7 | WSW 12 | NW 8 | NNW 11 | WNW 7 | NNW 10 | NNW 10 | NNW 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 |
| kJ | 6 | 60 | 164 | 91 | 56 | 34 | 20 | 252 | 9 | 22 | 5 | 33 | 35 | 33 | 31 | 32 | 51 | 51 | 50 | 49 | 48 | 47 | 48 | 29 |
Swell 3 Height (m) Direction Period (s) | W 18 | SW 16 | SW 16 | SW 16 | SW 16 | W 15 | WSW 14 | NW 7 | NNW 11 | WNW 7 | WNW 7 | NW 7 | NW 7 | NW 10 | — | — | — | — | — | — | — | — | — | SW 14 |
| kJ | 6 | 11 | 10 | 10 | 11 | 17 | 61 | 13 | 12 | 5 | 5 | 2 | 2 | 4 | — | — | — | — | — | — | — | — | — | 8 |
Wind waves Height (m) Direction Period (s) | W 8 | — | — | S 3 | SSE 3 | SSE 3 | SSE 3 | SE 3 | SSE 3 | — | WSW 11 | — | — | — | — | — | — | — | — | — | — | SE 2 | SE 3 | ESE 2 |
| kJ | 298 | — | — | 1 | 1 | 3 | 7 | 5 | 4 | — | 571 | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 2 | 2 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 232 | 231 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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