Surf Forecasts:
How big are the waves at Lackan Bay today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 6.5ft (2.0m), 8s period with W swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 8ft (2.5m), 9s period with WNW swell.
- Evening surf: Evening surf (18 Aug, local time) - 10ft (3.0m), 11s period with WNW swell.
The current surf forecast for Lackan Bay at 10AM is: 2.1m 8s primary swell from a West direction and 0.2m 7s secondary swell from a North direction, 0.1m 16s secondary swell from a West direction (forecast issued at 06:00am August 18). The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 6.5ft (2.0m) | 8s |
| Afternoon (18 Aug) | 8ft (2.5m) | 9s |
| Evening (18 Aug) | 10ft (3.0m) | 11s |
Table - waves today at Lackan Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Tue night. Very mild (max 16°C on Tue morning, min 13°C on Tue night). Mainly fresh winds. | |||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||||||
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 | |
Swell Height Map | |||||||||||||||||||||||
Wave Height (m) Direction Period (s) | W 8 | W 8 | W 8 | W 9 | W 10 | WNW 10 | WNW 11 | WNW 11 | W 10 | W 10 | W 10 | W 10 | WNW 10 | WNW 10 | W 10 | W 10 | WNW 10 | N 9 | N 9 | N 8 | N 8 | N 8 | N 7 |
Wave Graph | |||||||||||||||||||||||
358 | 403 | 551 | 725 | 1224 | 1801 | 1812 | 1569 | 1430 | 1507 | 1420 | 1224 | 1065 | 959 | 861 | 783 | 887 | 1064 | 1177 | 798 | 515 | 454 | 348 | |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:06AM2.89m | 10:23PM2.94m | 10:47AM2.70m | 11:07PM2.61m | 11:38AM2.50m | ||||||||||||||||||
Low Tide | 3:59PM0.66m | 4:28AM0.76m | 4:45PM0.93m | 5:11AM1.02m | 5:44PM1.18m | ||||||||||||||||||
6:18 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | |
— | — | — | — | — | 9:01 | — | — | — | — | — | — | — | 9:00 | — | — | — | — | — | — | — | 8:57 | — | |
mm | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | — | — | 1 | 1 | — | — | — | — |
Temp °C | 15 | 14 | 15 | 16 | 16 | 15 | 14 | 13 | 14 | 14 | 15 | 16 | 16 | 16 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 |
Feels °C | 11 | 10 | 10 | 11 | 11 | 11 | 10 | 9 | 9 | 9 | 11 | 12 | 11 | 12 | 11 | 12 | 9 | 8 | 7 | 7 | 8 | 6 | 7 |
Swell 1 Height (m) Direction Period (s) | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | N 7 | W 17 | N 8 | N 8 | WNW 10 | WNW 10 | W 10 | W 10 | WNW 10 | WNW 10 | W 10 | W 9 | WNW 9 | WNW 9 | WNW 9 |
9 | 9 | 4 | 4 | 4 | 4 | 4 | 4 | 1 | 6 | 1 | 1 | 1065 | 959 | 861 | 783 | 887 | 386 | 226 | 176 | 177 | 132 | 134 | |
Swell 2 Height (m) Direction Period (s) | W 19 | — | W 16 | W 17 | W 18 | W 17 | N 7 | N 7 | W 18 | — | W 17 | W 17 | N 8 | N 8 | N 7 | NNW 11 | N 10 | — | W 16 | W 15 | W 15 | W 15 | W 15 |
7 | — | 5 | 6 | 6 | 6 | 1 | 1 | 6 | — | 6 | 6 | 1 | 1 | 1 | 39 | 77 | — | 5 | 4 | 4 | 4 | 4 | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 16 | N 7 | W 16 | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 1 | 5 | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | W 8 | W 8 | W 8 | W 9 | W 10 | WNW 10 | WNW 11 | WNW 11 | W 10 | W 10 | W 10 | W 10 | — | — | — | — | — | N 9 | N 9 | N 8 | N 8 | N 8 | N 7 |
358 | 403 | 551 | 725 | 1224 | 1801 | 1812 | 1569 | 1430 | 1507 | 1420 | 1224 | — | — | — | — | — | 1064 | 1177 | 798 | 515 | 454 | 348 | |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 233 | 455 | 233 | 414 | 352 | 232 | 552 | 552 | 0 | 0 | 173 | 187 | 187 | 140 | 173 | 88 | 57 | 57 | 87 | 165 | 237 | 272 | 276 |
Best forecast wave conditions in Mayo and Achill Island | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
Header Global | |||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)













