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Surf Forecasts:
Lighthouse surfForecast / Sligo / Ireland
48hr Weather and Surf, issued 5 am Tuesday 09 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
10.0° C
(Which is slightly cooler than normal)How big are the waves at Lighthouse today?
The current surf forecast for Lighthouse at 7AM is: 2.5m 16s primary swell from a West direction (forecast issued at 05:00am December 09). An open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Dec) | 8ft (2.5m) | 16s |
| Afternoon (09 Dec) | 7.5ft (2.3m) | 15s |
| Evening (09 Dec) | 16ft (5.0m) | 13s |
Table - waves today at Lighthouse. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 09 | Wednesday 10 | Thursday 11 | Fri 12 | |||||||||||||||||||||
| 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 | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 16 | 16 | 16 | 16 | 15 | 14 | 13 | 13 | 11 | 11 | 10 | 11 | 12 | 12 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 17 | 17 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3886 | 3351 | 2982 | 2713 | 2241 | 10732 | 8782 | 5848 | 3690 | 3075 | 3228 | 3553 | 3443 | 2807 | 5794 | 4067 | 3106 | 2652 | 2139 | 2487 | 1759 | 3805 | 5119 | 6854 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross- off | on | cross | cross | cross- off | cross |
High Tide / height (m) | 8:37AM 3.55 | 9:09PM 2.73 | 9:31AM 3.36 | 10:07PM 2.53 | 10:29AM 3.16 | 11:12PM 2.41 | ||||||||||||||||||
Low Tide / height (m) | 2:57PM 0.43 | 2:50AM 0.63 | 3:58PM 0.63 | 3:45AM 0.85 | 5:04PM 0.79 | |||||||||||||||||||
Tuesday 09 | Wednesday 10 | Thursday 11 | Fri 12 | |||||||||||||||||||||
| Sunrise | - | - | 8:41 | - | - | - | - | - | - | - | 8:42 | - | - | - | - | - | - | - | 8:44 | - | - | - | - | - |
| Sunset | - | - | - | - | 4:09 | - | - | - | - | - | - | - | 4:09 | - | - | - | - | - | - | - | 4:09 | - | - | - |
 | |  | | | |  |  | |  |  |  | | | | | | | | | | | | | |
Rain (mm) | 3 | 5 | 1 | 1 | 2 | 2 | - | - | - | 1 | - | - | - | - | - | - | - | - | - | 2 | 3 | 1 | - | - |
| Temp. °C | 11 | 13 | 15 | 14 | 13 | 10 | 9 | 10 | 9 | 9 | 10 | 10 | 10 | 11 | 11 | 9 | 10 | 10 | 11 | 8 | 7 | 7 | 7 | 7 |
| Feels °C (?) | 4 | 7 | 7 | 7 | 6 | -3 | -2 | 1 | 0 | 0 | 1 | 2 | 2 | 4 | 4 | 1 | 0 | 0 | 1 | 2 | 4 | 3 | 2 | 2 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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