Surf Forecasts:
How big are the waves at Lackan Bay today (20 Aug):
- Afternoon surf: Afternoon surf (20 Aug, local time) - 7.5ft (2.3m), 8s period with N swell.
- Evening surf: Evening surf (20 Aug, local time) - 6ft (1.8m), 8s period with N swell.
The current surf forecast for Lackan Bay at 11PM is: 1.7m 7s primary swell from a North direction and 0.9m 9s secondary swell from a West-northwest direction, 0.1m 15s secondary swell from a West direction (forecast issued at 06:00pm August 20). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | - | - |
| Afternoon (20 Aug) | 7.5ft (2.3m) | 8s |
| Evening (20 Aug) | 6ft (1.8m) | 8s |
Table - waves today at Lackan Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 8mm), mostly falling on Thu night. Very mild (max 16°C on Sat afternoon, min 13°C on Thu night). Winds decreasing (fresh winds from the N on Thu afternoon, calm by Sun morning). | |||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | |||||||||||||||||
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) | N 8 | N 8 | N 8 | N 7 | N 7 | N 7 | N 6 | N 6 | N 6 | NNW 6 | N 6 | N 6 | NNW 6 | N 6 | N 5 | WSW 9 | WSW 9 | NNE 9 | NNE 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 624 | 466 | 319 | 267 | 246 | 232 | 235 | 202 | 173 | 160 | 102 | 56 | 52 | 30 | 20 | 16 | 15 | 26 | 26 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore 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 | glassy | cross | cross | cross-on | cross |
High Tide | 00:05AM2.33m | 12:49PM2.36m | 1:31AM2.17m | 2:25PM2.35m | |||||||||||||||
Low Tide | 5:44PM1.18m | 6:11AM1.24m | 7:15PM1.34m | 7:46AM1.33m | 9:03PM1.31m | ||||||||||||||
 |  |  |  | |  | | | |  | | | | | | |  | |  | |
 | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | 8:57 | — | — | — | — | — | — | — | 8:54 | — | — | — | — | — | — | — | 8:52 | — |
mm | 1 | — | — | 1 | 2 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 14 | 14 | 13 | 13 | 14 | 14 | 13 | 14 | 15 | 16 | 15 | 15 |
Feels °C | 7 | 8 | 8 | 8 | 7 | 7 | 7 | 8 | 8 | 8 | 9 | 11 | 11 | 10 | 12 | 12 | 13 | 13 | 14 |
Swell 1 Height (m) Direction Period (s) | W 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | W 8 | W 8 | WNW 7 | WSW 8 | WNW 5 | WNW 5 | WSW 8 | WNW 5 | N 5 | N 5 | N 5 | NNE 9 | NNE 9 |
| kJ | 173 | 135 | 166 | 125 | 119 | 94 | 45 | 29 | 11 | 14 | 9 | 19 | 24 | 11 | 20 | 14 | 14 | 26 | 26 |
Swell 2 Height (m) Direction Period (s) | W 15 | W 15 | W 15 | W 15 | W 14 | W 14 | W 17 | W 17 | WSW 8 | W 10 | WNW 7 | WSW 8 | NNE 9 | WSW 9 | WNW 6 | WSW 9 | WSW 9 | WSW 9 | WSW 9 |
| kJ | 4 | 4 | 4 | 4 | 4 | 4 | 6 | 6 | 14 | 8 | 18 | 14 | 15 | 25 | 12 | 16 | 15 | 15 | 15 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | W 16 | W 16 | WSW 8 | NNE 9 | WNW 7 | NNE 9 | WSW 9 | NNE 9 | NW 10 | WNW 10 | WNW 10 |
| kJ | — | — | — | — | — | — | — | — | 5 | 5 | 14 | 15 | 5 | 15 | 16 | 15 | 4 | 10 | 9 |
Wind waves Height (m) Direction Period (s) | N 8 | N 8 | N 8 | N 7 | N 7 | N 7 | N 6 | N 6 | N 6 | NNW 6 | N 6 | N 6 | NNW 6 | N 6 | — | WNW 5 | WNW 6 | WNW 6 | WNW 6 |
| kJ | 624 | 466 | 319 | 267 | 246 | 232 | 235 | 202 | 173 | 160 | 102 | 56 | 52 | 30 | — | 11 | 20 | 20 | 14 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1073 | 272 | 272 | 150 | 296 | 302 | 296 | 296 | 296 | 276 | 296 | 65 | 129 | 150 | 9 | 255 | 287 | 65 | 9 |
Best forecast wave conditions in Mayo and Achill Island | |||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||
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