Buy Less, Surf More This Black Friday
Surf-forecast is providing a free, all-access pass to our premium features and 12-day forecasts all weekend.
Surf Forecasts:
Lighthouse surfForecast / Sligo / Ireland
48hr Weather and Surf, issued 11 pm Sunday 07 Dec 2025 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
10.2° C
(Which is normal for this time of year)How big are the waves at Lighthouse today?
The current surf forecast for Lighthouse at 6AM is: 2.0m 13s primary swell from a West-southwest direction and 1.1m 21s secondary swell from a West direction, 0.8m 21s secondary swell from a West direction (forecast issued at 11:00pm December 07). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Dec) | 7ft (2.2m) | 19s |
| Afternoon (08 Dec) | 11ft (3.5m) | 17s |
| Evening (08 Dec) | 11ft (3.5m) | 16s |
Table - waves today at Lighthouse. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 08 | Tuesday 09 | Wednesday 10 | ||||||||||||||||||||||
| 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 12 | 12 | 13 | 19 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 734 | 581 | 600 | 1295 | 3527 | 5231 | 7272 | 6551 | 5678 | 4829 | 3886 | 3351 | 2749 | 4766 | 11327 | 9505 | 6235 | 4976 | 4111 | 4107 | 5625 | 6727 | 7676 | 9498 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross | cross- on | cross | cross | cross | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 7:24PM 3.19 | 7:45AM 3.69 | 8:15PM 2.97 | 8:37AM 3.55 | 9:09PM 2.73 | 9:31AM 3.36 | ||||||||||||||||||
Low Tide / height (m) | 1:14AM 0.24 | 2:01PM 0.22 | 2:00AM 0.42 | 2:57PM 0.43 | 2:50AM 0.63 | 3:58PM 0.63 | ||||||||||||||||||
Monday 08 | Tuesday 09 | Wednesday 10 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:40 | - | - | - | - | - | - | - | 8:41 | - | - | - | - | - | - | - | 8:42 | - | - | - |
| Sunset | - | - | - | - | - | - | 4:10 | - | - | - | - | - | - | - | 4:09 | - | - | - | - | - | - | - | 4:09 | - |
 |  |  | |  |  |  | | | |  |  | | |  |  | | | | | | | | | |
Rain (mm) | - | - | 5 | 1 | 1 | 1 | - | - | - | - | 5 | 8 | 2 | 1 | - | - | - | 1 | - | - | - | - | - | - |
| Temp. °C | 9 | 8 | 9 | 9 | 10 | 11 | 10 | 9 | 9 | 9 | 10 | 14 | 15 | 13 | 10 | 9 | 10 | 10 | 9 | 9 | 9 | 10 | 10 | 11 |
| Feels °C (?) | 5 | 2 | 3 | 1 | 4 | 4 | 5 | 4 | 5 | 4 | 3 | 7 | 7 | 1 | -2 | -1 | 1 | 1 | 0 | -1 | -2 | 1 | 0 | 2 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Latest Updates
Quiksilver Teams Up With PrimaLoft® For World’s First Thermal Layering System for a Wetsuit.
Previously used in our snow jackets for mountain conditions, PrimaLoft® technology is making its debut in the surf industry. The aim is to bring mountain-grade warmth to the waves.
Vancouver Island’s Day Of Days With Reed Platenius
Surf-Forecast recently helped the 21-year-old Canadian pro surfer and adventurer score some cold water perfection at home.
5 Reasons Why Costa Rica Is A Surfer (and Non Surfer) Paradise
With or without a surfboard, Costa Rica is a bucket list destination that has shown what a nation is capable of when nature is put first.
Read more
Discover more articles and updates in the Greenroom.
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Lighthouse surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest