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Surf Forecasts:
Lighthouse surfForecast / Sligo / Ireland
48hr Weather and Surf, issued 6 pm Tuesday 21 Apr 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
10.3° C
(Which is normal for this time of year)How big are the waves at Lighthouse today?
The current surf forecast for Lighthouse at 12AM is: 0.9m 12s primary swell from a West-northwest direction and 0.2m 7s secondary swell from a North direction (forecast issued at 06:00pm April 21). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Apr) | 2ft (0.6m) | 11s |
| Afternoon (22 Apr) | 1.5ft (0.4m) | 11s |
| Evening (22 Apr) | 1ft (0.3m) | 10s |
Table - waves today at Lighthouse. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 11 | 10 | 10 | 14 | 13 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 651 | 461 | 356 | 263 | 150 | 107 | 69 | 68 | 38 | 20 | 19 | 10 | 9 | 6 | 6 | 2 | 2 | 2 | 2 | 2 | 4 | 7 | 15 | 5 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | off | off | off | off | off | off | off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 9:31PM 3.37 | 10:03AM 2.89 | 10:28PM 3.16 | 11:10AM 2.58 | 11:40PM 2.98 | 12:35PM 2.37 | ||||||||||||||||||
Low Tide / height (m) | 3:03PM 0.36 | 3:42AM 0.41 | 3:52PM 0.65 | 4:48AM 0.69 | 4:54PM 0.93 | 6:16AM 0.88 | ||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:16 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:13 | - | - |
| Sunset | - | 8:46 | - | - | - | - | - | - | - | 8:49 | - | - | - | - | - | - | - | 8:51 | - | - | - | - | - | - |
 | |  |  |  |  | | | | | | | | |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 11 | 9 | 7 | 6 | 5 | 7 | 11 | 11 | 11 | 11 | 10 | 9 | 8 | 9 | 14 | 16 | 15 | 12 | 11 | 10 | 10 | 11 | 15 |
| Feels °C (?) | 3 | 4 | 2 | 0 | -1 | -2 | -1 | 3 | 3 | 4 | 5 | 5 | 4 | 3 | 3 | 8 | 12 | 11 | 9 | 7 | 6 | 7 | 8 | 11 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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