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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 am Tuesday 21 Apr 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
9.7° 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 8AM is: 1.7m 15s primary swell from a West-northwest direction and 0.7m 7s secondary swell from a North direction, 0.7m 4s secondary swell from a East direction (forecast issued at 12:00am April 21). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 5.5ft (1.7m) | 14s |
| Afternoon (21 Apr) | 5ft (1.6m) | 14s |
| Evening (21 Apr) | 4ft (1.2m) | 13s |
Table - waves today at Lackan Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
| 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 | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 12 | 12 | 15 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 5 | 5 | 11 | 10 | 10 | 4 | 4 | 4 | 4 | 4 | 3 | 3 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 749 | 593 | 598 | 1207 | 1127 | 975 | 778 | 653 | 440 | 258 | 203 | 140 | 117 | 68 | 38 | 20 | 19 | 24 | 20 | 18 | 18 | 14 | 6 | 3 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross |
High Tide / height (m) | 8:39PM 3.50 | 9:05AM 3.18 | 9:28PM 3.33 | 10:00AM 2.85 | 10:26PM 3.13 | 11:08AM 2.54 | ||||||||||||||||||
Low Tide / height (m) | 2:46AM 0.18 | 3:00PM 0.37 | 3:40AM 0.41 | 3:50PM 0.66 | 4:46AM 0.68 | 4:51PM 0.93 | ||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:18 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:49 | - | - | - | - | - | - | - | 8:51 | - | - | - | - | - | - | - | 8:52 |
 | |  |  |  | |  | |  | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 10 | 8 | 7 | 8 | 10 | 9 | 11 | 10 | 8 | 6 | 6 | 7 | 11 | 11 | 11 | 10 | 9 | 8 | 7 | 8 | 12 | 15 | 15 |
| Feels °C (?) | 7 | 6 | 4 | 3 | 1 | 3 | 1 | 4 | 3 | 1 | -2 | -2 | -1 | 3 | 4 | 5 | 4 | 3 | 3 | 2 | 2 | 6 | 10 | 11 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Lackan Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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