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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 Tuesday 19 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
11.7° 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 8PM is: 1.0m 16s primary swell from a West direction and 1.1m 10s secondary swell from a West direction (forecast issued at 12:00pm May 19). The wind direction is predicted to be offshore and the swell rating is 3.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 May) | 2.5ft (0.7m) | 9s |
| Afternoon (19 May) | 3.5ft (1.1m) | 9s |
| Evening (19 May) | 5ft (1.5m) | 16s |
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 13mm), heaviest on Tue morning. Very mild (max 15°C on Wed afternoon, min 11°C on Tue night). Mainly fresh winds. | ||||||||||||||||||||||||
Tue 19 | Wednesday 20 | Thursday 21 | Fri 22 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
WSW 9 | WSW 9 | W 9 | W 16 | W 16 | W 15 | W 14 | W 14 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 11 | WSW 10 | |
103 | 169 | 203 | 496 | 1093 | 2309 | 2157 | 3074 | 2149 | 1766 | 1198 | 1013 | 786 | 674 | 410 | 452 | 619 | 441 | 300 | 250 | 255 | 312 | 353 | 339 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | off | off | off | off | off | off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 8:08AM3.30m | 8:30PM3.60m | 9:01AM3.06m | 9:23PM3.49m | 9:58AM2.80m | 10:21PM3.34m | ||||||||||||||||||
Low Tide | 2:03PM0.18m | 2:43AM0.17m | 2:50PM0.38m | 3:42AM0.36m | 3:42PM0.59m | 4:48AM0.56m | ||||||||||||||||||
 | | |  |  |  |  |  | |  | | | |  | | | | | | | | | | | |
 | 5:26 | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:22 | — |
 | — | — | — | 9:39 | — | — | — | — | — | — | — | 9:42 | — | — | — | — | — | — | — | 9:43 | — | — | — | 9:45 |
3 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | 1 | 3 | 1 | — | — | — | |
Temp °C | 13 | 13 | 13 | 12 | 11 | 11 | 11 | 11 | 12 | 12 | 15 | 14 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 12 | 11 |
9 | 8 | 9 | 10 | 8 | 7 | 5 | 6 | 8 | 9 | 10 | 11 | 10 | 9 | 10 | 11 | 11 | 11 | 11 | 12 | 9 | 9 | 8 | 7 | |
Swell 1 Height (m) Direction Period (s) | WSW 9 | WSW 9 | W 9 | W 10 | W 16 | W 15 | W 14 | N 8 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 11 | WSW 10 |
 kJ | 103 | 169 | 203 | 231 | 1093 | 2309 | 2157 | 5 | 2149 | 1766 | 1198 | 1013 | 786 | 674 | 410 | 452 | 619 | 441 | 300 | 250 | 255 | 312 | 353 | 339 |
Swell 2 Height (m) Direction Period (s) | WNW 9 | W 13 | W 16 | W 16 | W 10 | N 8 | N 8 | — | N 8 | N 8 | N 8 | — | — | NW 10 | NW 10 | NW 9 | NW 8 | NW 8 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 | NNW 7 |
| kJ | 33 | 55 | 82 | 496 | 231 | 5 | 5 | — | 5 | 1 | 1 | — | — | 4 | 45 | 64 | 54 | 53 | 28 | 28 | 14 | 14 | 14 | 5 |
Swell 3 Height (m) Direction Period (s) | W 13 | NW 9 | W 13 | N 8 | N 8 | — | — | — | — | — | — | — | — | — | N 8 | N 8 | — | — | — | — | — | N 9 | — | — |
| kJ | 32 | 21 | 55 | 6 | 6 | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | 2 | — | — |
Wind waves Height (m) Direction Period (s) | SSE 4 | SSE 3 | S 3 | — | — | — | WSW 5 | W 14 | W 8 | — | — | — | — | NE 8 | SSE 3 | S 4 | S 4 | S 3 | S 2 | SSE 3 | SSE 4 | SE 4 | SE 4 | SSE 4 |
| kJ | 10 | 4 | 1 | — | — | — | 86 | 3074 | 313 | — | — | — | — | 2 | 6 | 9 | 6 | 2 | 1 | 3 | 11 | 15 | 15 | 8 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 173 | 0 | 0 | 0 | 0 | 0 | 9 | 11 | 2 | 2 | 2 | 2 | 2 | 9 | 2 | 11 | 2 | 11 |
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)
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