Surf Forecasts:
How big are the waves at Lackan Bay today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 3.5ft (1.1m), 6s period with N swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 3.5ft (1.0m), 6s period with N swell.
- Evening surf: Evening surf (21 Jul, local time) - 3.5ft (1.0m), 6s period with N swell.
The current surf forecast for Lackan Bay at 6AM is: 1.0m 6s primary swell from a North direction and 0.5m 10s secondary swell from a West direction, 0.1m 18s secondary swell from a West direction (forecast issued at 12:00am July 21). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 3.5ft (1.1m) | 6s |
| Afternoon (21 Jul) | 3.5ft (1.0m) | 6s |
| Evening (21 Jul) | 3.5ft (1.0m) | 6s |
Table - waves today at Lackan Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 17°C on Thu afternoon, min 11°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
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 | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | NNW 7 | NNW 7 | N 6 | N 6 | N 6 | N 6 | N 6 | N 6 | N 6 | NNW 6 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 6 | NNW 6 | NNW 6 | W 8 | W 8 | NNW 6 | W 8 | NW 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 82 | 93 | 76 | 88 | 91 | 78 | 78 | 76 | 73 | 82 | 93 | 99 | 82 | 66 | 64 | 50 | 47 | 31 | 30 | 22 | 22 | 25 | 21 | 28 |
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 | cross-on | cross | cross | cross | cross-off | cross | cross-on | cross | cross-off | cross-off |
High Tide | 11:10PM3.07m | 11:44AM2.59m | 00:01AM2.76m | 12:41PM2.49m | 1:02AM2.51m | 1:49PM2.44m | ||||||||||||||||||
Low Tide | 5:28AM0.73m | 5:34PM0.95m | 6:21AM0.94m | 6:41PM1.14m | 7:23AM1.08m | 8:03PM1.23m | ||||||||||||||||||
 | |  | |  |  | | | | | | | | | |  |  | | | | | | | | |
 | — | 5:30 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:54 | — | — | — | — | — | — | — | 9:53 | — | — | — | — | — | — | — | 9:52 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 12 | 12 | 13 | 14 | 14 | 14 | 14 | 13 | 13 | 14 | 16 | 17 | 16 | 14 |
Feels °C | 11 | 10 | 9 | 8 | 8 | 9 | 8 | 8 | 8 | 7 | 9 | 10 | 11 | 12 | 12 | 13 | 13 | 12 | 13 | 14 | 14 | 14 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | NNW 7 | W 9 | NNW 7 | NNW 7 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | W 8 |
| kJ | 69 | 48 | 47 | 47 | 45 | 42 | 42 | 27 | 27 | 27 | 26 | 26 | 82 | 25 | 64 | 50 | 47 | 31 | 30 | 22 | 21 | 25 | 14 | 22 |
Swell 2 Height (m) Direction Period (s) | W 18 | W 18 | — | — | — | — | — | — | — | W 16 | — | — | W 9 | — | W 9 | W 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | WNW 11 |
| kJ | 6 | 6 | — | — | — | — | — | — | — | 5 | — | — | 25 | — | 25 | 25 | 24 | 12 | 12 | 22 | 22 | 22 | 21 | 13 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 12 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — |
Wind waves Height (m) Direction Period (s) | NNW 7 | NNW 7 | N 6 | N 6 | N 6 | N 6 | N 6 | N 6 | N 6 | NNW 6 | NNW 7 | NNW 7 | — | NNW 7 | — | — | — | — | — | — | — | — | NW 3 | NW 6 |
| kJ | 82 | 93 | 76 | 88 | 91 | 78 | 78 | 76 | 73 | 82 | 93 | 99 | — | 66 | — | — | — | — | — | — | — | — | 3 | 28 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 200 | 200 | 200 | 227 | 1263 | 1212 | 377 | 377 | 200 | 200 | 200 | 57 | 57 | 149 | 149 | 149 | 173 | 173 | 161 | 173 | 513 | 525 | 510 | 9 |
Best forecast wave conditions in Mayo and Achill Island | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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