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Surf Forecasts:
Lighthouse surfForecast / Sligo / Ireland
48hr Weather and Surf, issued 6 am 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):
- Morning surf: Morning surf (30 May, local time) - 2.5ft (0.8m), 9s period with W swell.
- 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 2PM is: 0.9m 10s primary swell from a West-southwest direction and 0.7m 13s secondary swell from a West direction (forecast issued at 06:00am May 30). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | 2.5ft (0.8m) | 9s |
| 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 ForecastHeavy rain (total 26mm), heaviest during Mon night. Very mild (max 17°C on Sat afternoon, min 12°C on Sat morning). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 30 | Sunday 31 | Monday 1 | Tue 2 | |||||||||||||||||||||
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 | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 8 | W 8 | W 10 | W 13 | W 12 | W 12 | WSW 11 | WSW 12 | WSW 12 | W 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 | |
94 | 46 | 122 | 157 | 411 | 336 | 325 | 367 | 355 | 411 | 505 | 488 | 396 | 369 | 305 | 253 | 195 | 151 | 149 | 110 | 100 | 96 | 70 | 68 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-on | on | on | on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | glassy | on | |
High Tide | 5:51AM3.00m | 6:14PM3.18m | 6:28AM2.99m | 6:48PM3.23m | 7:03AM2.96m | 7:23PM3.24m | ||||||||||||||||||
Low Tide | 11:52AM0.47m | 00:18AM0.54m | 12:25PM0.47m | 00:54AM0.52m | 12:59PM0.48m | |||||||||||||||||||
 |  |  | |  |  | |  | |  | | | | |  | |  | | | | | | |  | |
 | 5:09 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | 5:05 |
 | — | — | — | — | — | 9:53 | — | — | — | — | — | — | — | 9:55 | — | — | — | — | — | — | — | 9:57 | — | 9:58 |
— | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | 4 | 5 | 2 | 7 | |
Temp °C | 13 | 12 | 12 | 14 | 15 | 17 | 14 | 12 | 13 | 13 | 14 | 15 | 16 | 15 | 14 | 12 | 12 | 13 | 14 | 15 | 15 | 15 | 14 | 14 |
10 | 8 | 7 | 11 | 12 | 14 | 11 | 9 | 9 | 10 | 10 | 11 | 13 | 13 | 13 | 10 | 10 | 11 | 13 | 14 | 15 | 15 | 14 | 13 | |
Swell 1 Height (m) Direction Period (s) | WNW 8 | W 8 | W 10 | WSW 10 | W 12 | W 12 | WSW 11 | WSW 12 | WSW 12 | W 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 |
 kJ | 94 | 46 | 122 | 157 | 411 | 336 | 325 | 367 | 355 | 411 | 505 | 488 | 396 | 369 | 305 | 253 | 195 | 151 | 149 | 110 | 100 | 96 | 70 | 68 |
Swell 2 Height (m) Direction Period (s) | W 16 | WNW 7 | WNW 7 | W 13 | WNW 7 | WNW 7 | NNW 10 | 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 |
| kJ | 5 | 34 | 20 | 156 | 5 | 5 | 10 | 10 | 10 | 10 | 10 | 10 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 6 |
Swell 3 Height (m) Direction Period (s) | — | W 15 | W 14 | NW 7 | NW 11 | NNW 11 | WNW 7 | NW 7 | NW 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 18 | 35 | 13 | 5 | 11 | 5 | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 3 | SSE 3 | SSE 3 | S 3 | SSE 3 | SSW 3 | SSW 3 | — | — | SSW 3 | — | — | — | — | — | — | SSE 2 | SSE 3 | SSE 2 | SSE 2 | SSE 2 | — | W 3 | W 4 |
| kJ | 3 | 4 | 5 | 5 | 2 | 1 | 1 | — | — | 4 | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | — | 5 | 4 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 6 | 6 | 10 | 10 | 10 | 17 | 10 | 5 | 41 | 10 | 41 | 250 | 249 | 10 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27 |
Best forecast wave conditions in Sligo | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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