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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 am Monday 04 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
12.0° C
(Which is 1.4°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 11AM is: 0.9m 9s primary swell from a West-northwest direction and 0.8m 8s secondary swell from a North direction (forecast issued at 06:00am May 04). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 3ft (0.9m) | 9s |
| Afternoon (04 May) | 3ft (0.9m) | 9s |
| Evening (04 May) | 3.5ft (1.0m) | 8s |
Table - waves today at Lackan Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 11°C on Mon afternoon, min 5°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 4 | Tuesday 5 | Wednesday 6 | Thu 7 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | NW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | NW 7 | NW 9 | WNW 9 | N 8 | N 8 | N 8 | N 11 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | |
127 | 127 | 127 | 124 | 121 | 103 | 132 | 105 | 103 | 100 | 114 | 237 | 383 | 270 | 248 | 255 | 191 | 155 | 486 | 400 | 331 | 277 | 228 | 184 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | off | cross-off | |
High Tide | 7:52AM2.98m | 8:10PM3.19m | 8:26AM2.82m | 8:45PM3.06m | 9:02AM2.63m | 9:25PM2.91m | ||||||||||||||||||
Low Tide | 1:48PM0.47m | 2:17AM0.55m | 2:19PM0.61m | 2:54AM0.72m | 2:54PM0.76m | |||||||||||||||||||
 |  |  | | |  |  | | | | | | | | | | | | | | | |  | | |
 | 5:54 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | 5:48 |
 | — | — | — | — | — | 9:14 | — | — | — | — | — | — | — | 9:15 | — | — | — | — | — | — | — | 9:16 | — | 9:19 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 9 | 9 | 9 | 10 | 10 | 11 | 10 | 10 | 10 | 10 | 9 | 10 | 10 | 8 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 9 | 8 | 6 |
4 | 5 | 5 | 6 | 6 | 7 | 7 | 7 | 6 | 6 | 3 | 4 | 4 | 1 | 1 | 2 | 3 | 4 | 4 | 5 | 5 | 5 | 5 | 1 | |
Swell 1 Height (m) Direction Period (s) | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | NW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | N 12 | NW 9 | WNW 9 | WNW 9 | NW 9 | WNW 9 | WNW 8 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 |
 kJ | 127 | 127 | 127 | 124 | 121 | 103 | 15 | 105 | 103 | 100 | 114 | 3 | 383 | 270 | 207 | 174 | 135 | 113 | 486 | 400 | 331 | 277 | 228 | 184 |
Swell 2 Height (m) Direction Period (s) | — | — | N 8 | N 8 | N 8 | N 8 | — | NNW 7 | NNW 7 | WNW 11 | WNW 11 | — | N 7 | N 11 | N 11 | N 11 | N 11 | N 11 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 |
| kJ | — | — | 82 | 63 | 44 | 28 | — | 55 | 55 | 12 | 44 | — | 9 | 9 | 20 | 37 | 82 | 144 | 90 | 84 | 56 | 56 | 55 | 45 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | N 10 | NNW 8 | — | — | — | — | — | — | N 11 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 7 | 7 | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | N 6 | N 6 | — | — | — | — | NW 8 | — | — | NNW 7 | NNW 7 | NW 7 | — | N 7 | N 8 | N 8 | N 8 | N 7 | — | — | — | — | — | — |
| kJ | 116 | 78 | — | — | — | — | 132 | — | — | 78 | 73 | 237 | — | 60 | 248 | 255 | 191 | 155 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 250 | 57 | 57 | 150 | 452 | 452 | 132 | 65 | 57 | 65 | 150 | 150 | 532 | 474 | 57 | 41 | 57 | 57 | 64 | 113 | 131 | 203 | 0 | 0 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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