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Surf Forecasts:
Lackan Bay surfForecast / Mayo and Achill Island / Ireland
48hr Weather and Surf, issued 11 pm Sunday 07 Dec 2025 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
10.8° 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 4AM is: 1.7m 13s primary swell from a West direction and 0.5m 22s secondary swell from a West direction (forecast issued at 11:00pm December 07). An open ocean swell of 1.0m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Dec) | 8ft (2.5m) | 19s |
| Afternoon (08 Dec) | 13ft (4.0m) | 17s |
| Evening (08 Dec) | 13ft (4.0m) | 16s |
Table - waves today at Lackan Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 08 | Tuesday 09 | Wednesday 10 | ||||||||||||||||||||||
| 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 12 | 13 | 12 | 19 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1044 | 819 | 932 | 1961 | 5169 | 10234 | 9871 | 8860 | 7436 | 6149 | 5081 | 4410 | 3698 | 6269 | 15546 | 11900 | 8170 | 6417 | 4745 | 5870 | 8108 | 8976 | 10824 | 12751 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | off | off | off | off | cross- off | cross- off | cross- off | cross | cross- on | cross- off | cross- off | cross- off | off | off | off | off | off | off | off | off | off | off |
High Tide / height (m) | 7:22PM 3.15 | 7:42AM 3.65 | 8:13PM 2.92 | 8:34AM 3.51 | 9:07PM 2.69 | 9:28AM 3.33 | ||||||||||||||||||
Low Tide / height (m) | 1:11AM 0.25 | 2:00PM 0.22 | 1:58AM 0.43 | 2:56PM 0.42 | 2:47AM 0.64 | 3:56PM 0.62 | ||||||||||||||||||
Monday 08 | Tuesday 09 | Wednesday 10 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:42 | - | - | - | - | - | - | - | 8:44 | - | - | - | - | - | - | - | 8:45 | - | - | - |
| Sunset | - | - | - | - | - | - | 4:13 | - | - | - | - | - | - | - | 4:13 | - | - | - | - | - | - | - | 4:13 | - |
 |  |  | |  | |  | | | |  |  | | |  | | | | |  |  | | | | |
Rain (mm) | - | - | 3 | - | 1 | 1 | - | - | - | - | 5 | 10 | 3 | 1 | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 8 | 9 | 9 | 10 | 11 | 10 | 9 | 9 | 9 | 10 | 14 | 15 | 13 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 10 | 11 | 11 |
| Feels °C (?) | 4 | 2 | 1 | 1 | 3 | 3 | 4 | 5 | 4 | 3 | 2 | 7 | 7 | 2 | -2 | 0 | 0 | 0 | 0 | -1 | -2 | 0 | 1 | 2 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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