Surf Forecasts:
How big are the waves at Lighthouse today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 6.5ft (2.0m), 8s period with NNW swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 5ft (1.6m), 8s period with NNW swell.
- Evening surf: Evening surf (20 Aug, local time) - 4.5ft (1.4m), 7s period with NNW swell.
The current surf forecast for Lighthouse at 7AM is: 2.0m 8s primary swell from a North-northwest direction and 1.4m 10s secondary swell from a West-northwest direction (forecast issued at 12:00am August 20). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 6.5ft (2.0m) | 8s |
| Afternoon (20 Aug) | 5ft (1.6m) | 8s |
| Evening (20 Aug) | 4.5ft (1.4m) | 7s |
Table - waves today at Lighthouse. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Wed night. Very mild (max 15°C on Sat morning, min 13°C on Thu night). Winds decreasing (fresh winds from the N on Wed night, light winds from the N by Fri night). | ||||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||||||||||
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) | WNW 10 | WNW 10 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | WNW 8 | NNW 6 | NNW 6 | WNW 7 | WNW 6 | NNW 6 | NW 6 | NW 6 | NW 5 | NW 5 | NW 5 | W 9 | NW 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 784 | 563 | 462 | 562 | 414 | 280 | 228 | 193 | 143 | 118 | 114 | 81 | 91 | 80 | 49 | 35 | 40 | 32 | 24 | 18 | 18 | 13 | 7 | 9 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 11:10PM2.64m | 11:40AM2.53m | 00:07AM2.36m | 12:52PM2.39m | 1:33AM2.20m | 2:27PM2.38m | ||||||||||||||||||
Low Tide | 5:13AM1.03m | 5:46PM1.19m | 6:14AM1.25m | 7:17PM1.35m | 7:49AM1.34m | 9:05PM1.32m | ||||||||||||||||||
 |  |  |  | | | |  | |  |  | | | | | | |  |  | | | | | | |
 | — | 6:18 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:54 | — | — | — | — | — | — | — | 8:52 | — | — | — | — | — | — | — | 8:50 | — |
mm | 1 | — | 1 | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 13 | 13 | 14 | 14 | 13 | 14 | 15 | 14 | 14 | 14 |
Feels °C | 9 | 8 | 8 | 7 | 7 | 7 | 8 | 6 | 8 | 8 | 8 | 8 | 7 | 8 | 7 | 9 | 11 | 11 | 11 | 12 | 12 | 11 | 12 | 13 |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 10 | W 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | W 8 | WNW 8 | WNW 7 | WNW 6 | WNW 7 | WNW 7 | W 8 | W 8 | NW 5 | NW 5 | WNW 6 | NW 6 |
| kJ | 784 | 563 | 386 | 231 | 154 | 147 | 110 | 106 | 99 | 96 | 68 | 71 | 30 | 19 | 47 | 35 | 9 | 5 | 5 | 13 | 18 | 13 | 7 | 9 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | W 15 | — | — | W 18 | — | — | W 9 | W 8 | W 10 | W 8 | WNW 7 | WNW 7 | W 9 | W 9 | W 9 | NNW 6 |
| kJ | — | — | — | — | — | — | — | — | 4 | — | — | 6 | — | — | 6 | 5 | 7 | 5 | 5 | 4 | 6 | 6 | 6 | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 10 | W 8 | W 10 | W 10 | W 16 | W 11 | W 10 | NW 10 | W 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | 8 | 2 | 5 | 2 | 2 | 4 | 6 |
Wind waves Height (m) Direction Period (s) | — | NNW 6 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | N 6 | NNW 6 | NNW 6 | N 6 | N 6 | NNW 6 | NW 6 | NW 6 | NW 5 | WNW 5 | — | NNW 5 | — |
| kJ | — | 145 | 462 | 562 | 414 | 280 | 228 | 193 | 143 | 118 | 114 | 81 | 91 | 80 | 49 | 34 | 40 | 32 | 24 | 18 | 11 | — | 5 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 214 | 214 | 214 | 469 | 429 | 1054 | 469 | 427 | 421 | 298 | 225 | 298 | 298 | 298 | 261 | 102 | 141 | 161 | 106 | 106 | 258 | 259 | 102 | 131 |
Best forecast wave conditions in Sligo | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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