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Surf Forecasts:
Lighthouse surfForecast / Sligo / Ireland
48hr Weather and Surf, issued 6 pm Saturday 30 May 2026 ISTForecast update in hr min s Forecast update imminent
Lighthouse surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Lighthouse sea temperature is
13.6° C
(Which is 1.6°C warmer than normal for this time of year)How big are the waves at Lighthouse today (30 May):
- Afternoon surf: Afternoon surf (30 May, local time) - 4ft (1.2m), 12s period with W swell.
- Evening surf: Evening surf (30 May, local time) - 3.5ft (1.1m), 11s period with WSW swell.
The current surf forecast for Lighthouse at 11PM is: 1.1m 11s primary swell from a West-southwest direction and 0.2m 10s secondary swell from a North-northwest direction, 0.2m 7s secondary swell from a West-northwest direction (forecast issued at 06:00pm May 30). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | - | - |
| Afternoon (30 May) | 4ft (1.2m) | 12s |
| Evening (30 May) | 3.5ft (1.1m) | 11s |
Table - waves today at Lighthouse. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Sat afternoon. Very mild (max 17°C on Sat afternoon, min 11°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 30 | Sunday 31 | Monday 1 | Tue 2 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 12 | W 12 | WSW 11 | WSW 12 | W 12 | WSW 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | |
411 | 336 | 325 | 361 | 341 | 494 | 574 | 488 | 464 | 369 | 305 | 253 | 195 | 191 | 149 | 143 | 127 | 125 | 190 | 151 | 145 | 113 | 110 | 108 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | on | cross-on | on | on | on | |
High Tide | 6:14PM3.18m | 6:28AM2.99m | 6:48PM3.23m | 7:03AM2.96m | 7:23PM3.24m | 7:39AM2.89m | ||||||||||||||||||
Low Tide | 00:18AM0.54m | 12:25PM0.47m | 00:54AM0.52m | 12:59PM0.48m | 1:30AM0.54m | |||||||||||||||||||
 |  |  |  |  |  | | |  | | | | | | | |  | | | | | | | | |
 | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:05 | — | — | — |
 | — | 9:53 | — | — | — | — | — | — | — | 9:55 | — | — | — | — | — | — | — | 9:57 | — | — | — | — | — | 9:58 |
1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | |
Temp °C | 16 | 17 | 14 | 13 | 11 | 12 | 14 | 16 | 16 | 16 | 13 | 13 | 13 | 13 | 14 | 15 | 16 | 14 | 14 | 12 | 12 | 12 | 13 | 14 |
13 | 14 | 11 | 9 | 8 | 8 | 10 | 12 | 13 | 14 | 10 | 10 | 11 | 11 | 13 | 13 | 14 | 12 | 12 | 10 | 10 | 10 | 10 | 11 | |
Swell 1 Height (m) Direction Period (s) | W 12 | W 12 | NNW 10 | WSW 12 | W 12 | WSW 12 | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | N 8 | N 7 |
 kJ | 411 | 336 | 10 | 361 | 341 | 494 | 574 | 488 | 464 | 369 | 305 | 253 | 195 | 191 | 149 | 143 | 127 | 125 | 190 | 151 | 145 | 113 | 1 | 1 |
Swell 2 Height (m) Direction Period (s) | NW 7 | WNW 7 | WNW 7 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 9 | N 9 | N 9 | N 9 | N 9 | N 8 | N 8 | — | W 18 |
| kJ | 8 | 5 | 5 | 10 | 10 | 10 | 10 | 10 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 6 | 6 | 2 | 1 | 1 | 1 | — | 6 |
Swell 3 Height (m) Direction Period (s) | NW 11 | NNW 11 | NW 10 | NW 7 | NW 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 5 | 11 | 4 | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 3 | S 3 | WSW 11 | — | SW 3 | — | — | — | — | — | — | S 2 | S 3 | SSE 3 | SSE 3 | SSE 3 | SSW 3 | W 4 | — | — | — | — | W 9 | W 9 |
| kJ | 3 | 1 | 325 | — | 6 | — | — | — | — | — | — | 1 | 2 | 2 | 1 | 3 | 2 | 13 | — | — | — | — | 110 | 108 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 10 | 41 | 25 | 30 | 5 | 41 | 41 | 41 | 41 | 10 | 5 | 10 | 0 | 0 | 0 | 0 | 41 | 10 | 10 | 10 | 10 | 41 | 227 | 269 |
Best forecast wave conditions in Sligo | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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