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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 12 pm Monday 18 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
11.8° C
(Which is normal for this time of year)How big are the waves at Lackan Bay today?
The current surf forecast for Lackan Bay at 4PM is: 1.6m 10s primary swell from a West-northwest direction and 0.3m 9s secondary swell from a North-northeast direction (forecast issued at 12:00pm May 18). The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 6ft (1.9m) | 11s |
| Afternoon (18 May) | 5ft (1.6m) | 10s |
| Evening (18 May) | 4ft (1.2m) | 10s |
Table - waves today at Lackan Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 11mm), heaviest on Mon night. Very mild (max 14°C on Wed morning, min 10°C on Mon morning). Mainly fresh winds. | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WSW 9 | WSW 9 | WSW 9 | W 16 | W 16 | W 15 | W 14 | W 14 | W 13 | WSW 13 | W 12 | W 12 | W 12 | W 11 | W 11 | WSW 11 | |
846 | 659 | 544 | 416 | 294 | 205 | 118 | 50 | 80 | 132 | 222 | 496 | 1078 | 2341 | 2606 | 2463 | 2221 | 1992 | 1459 | 1136 | 894 | 663 | 466 | 452 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 7:17AM3.46m | 7:41PM3.64m | 8:08AM3.30m | 8:30PM3.60m | 9:01AM3.06m | 9:23PM3.49m | ||||||||||||||||||
Low Tide | 1:18PM0.04m | 1:51AM0.05m | 2:03PM0.18m | 2:43AM0.17m | 2:50PM0.38m | 3:42AM0.36m | ||||||||||||||||||
 | | |  |  | |  | | | | | |  | | | | |  | | | | | | | |
 | 5:28 | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — |
 | — | — | — | 9:38 | — | — | — | — | — | — | — | 9:39 | — | — | — | — | — | — | — | 9:42 | — | — | — | 9:43 |
— | — | — | 1 | 2 | 3 | — | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 12 | 11 | 10 | 10 | 11 | 11 | 11 | 12 | 13 | 12 | 11 | 10 | 10 | 11 | 11 | 12 | 14 | 12 | 13 | 13 | 13 | 14 | 14 |
6 | 7 | 6 | 3 | 3 | 7 | 8 | 6 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 7 | 8 | 10 | 10 | 8 | 10 | 10 | |
Swell 1 Height (m) Direction Period (s) | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WSW 9 | WSW 9 | WSW 9 | W 16 | W 16 | W 15 | W 14 | W 14 | N 8 | — | N 8 | W 12 | W 12 | W 11 | W 11 | WSW 11 |
 kJ | 846 | 659 | 544 | 416 | 294 | 205 | 118 | 50 | 80 | 132 | 222 | 496 | 1078 | 2341 | 2606 | 2463 | 5 | — | 1 | 1136 | 894 | 663 | 466 | 452 |
Swell 2 Height (m) Direction Period (s) | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | N 9 | WSW 9 | WNW 9 | W 13 | W 16 | N 8 | WSW 10 | N 8 | N 8 | N 8 | — | — | — | — | NW 6 | NW 6 | NW 6 | NW 6 |
| kJ | 16 | 15 | 15 | 15 | 15 | 15 | 13 | 44 | 33 | 55 | 82 | 6 | 282 | 5 | 5 | 5 | — | — | — | — | 12 | 14 | 13 | 13 |
Swell 3 Height (m) Direction Period (s) | — | — | — | W 16 | W 16 | W 15 | W 15 | N 8 | W 13 | NW 9 | W 13 | WNW 9 | N 8 | — | — | — | — | — | — | — | — | N 8 | N 8 | N 8 |
| kJ | — | — | — | 5 | 5 | 4 | 17 | 13 | 32 | 21 | 55 | 8 | 6 | — | — | — | — | — | — | — | — | 1 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | SSE 3 | SE 4 | SE 4 | SE 4 | SSE 3 | SSE 3 | S 3 | S 3 | WSW 10 | — | — | — | — | W 13 | WSW 13 | W 12 | — | — | SSE 2 | S 3 | S 3 |
| kJ | — | — | — | 10 | 39 | 35 | 12 | 8 | 7 | 5 | 3 | 295 | — | — | — | — | 2221 | 1992 | 1459 | — | — | 2 | 5 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 11 | 11 | 47 | 154 | 11 | 2 | 2 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 173 | 551 | 0 | 0 | 2 | 9 | 2 | 2 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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