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Black Rocks surfForecast / Antrim / Ireland
48hr Weather and Surf, issued 6 pm Tuesday 05 Aug 2025 BST
How big are the waves at Black Rocks today?
The current surf forecast for Black Rocks at 1AM is: 1.7m 11s primary swell from a Northwest direction (forecast issued at 06:00pm August 05). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Aug) | 4.5ft (1.3m) | 10s |
| Afternoon (06 Aug) | 4.5ft (1.3m) | 10s |
| Evening (06 Aug) | 4ft (1.2m) | 11s |
Table - waves today at Black Rocks. (Swell directed towards the surf break)
Tuesday 05 | Wednesday 06 | Thursday 07 | Friday 08 | |||||||||||||||||||||
| 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) (?) | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 1197 | 981 | 778 | 651 | 527 | 404 | 348 | 311 | 330 | 350 | 319 | 249 | 220 | 189 | 182 | 234 | 425 | 627 | 617 | 568 | 453 | 328 | 245 | 181 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off | cross- off | cross- off | off | cross- off | cross- off |
High Tide / height (m) | 5:46PM 1.73 | 6:18AM 1.58 | 6:22PM 1.85 | 6:50AM 1.65 | 6:52PM 1.96 | 7:16AM 1.72 | ||||||||||||||||||
Low Tide / height (m) | 11:52PM 1.00 | 12:15PM 0.85 | 12:38AM 0.93 | 12:41PM 0.76 | 1:09AM 0.84 | |||||||||||||||||||
Tuesday 05 | Wednesday 06 | Thursday 07 | Friday 08 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:41 | - | - | - | - | - | - | - | 5:43 | - | - | - | - | - | - | - | 5:46 | - | - |
| Sunset | - | 9:22 | - | - | - | - | - | - | - | 9:21 | - | - | - | - | - | - | - | 9:19 | - | - | - | - | - | - |
 |  |  |  | | | |  | | |  | | |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 14 | 14 | 13 | 13 | 12 | 12 | 14 | 17 | 18 | 18 | 16 | 14 | 15 | 14 | 15 | 16 | 16 | 16 | 14 | 13 | 12 | 11 | 15 | 17 |
| Feels °C (?) | 7 | 8 | 8 | 8 | 9 | 10 | 12 | 14 | 15 | 14 | 10 | 6 | 11 | 10 | 11 | 10 | 10 | 11 | 10 | 9 | 9 | 8 | 11 | 13 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Antrim
Continuing clean conditions at Black Rocks (light winds from the NNW at Causeway Head wx 11 km from Black Rocks). 2.3m 10s swell from the WNW with a 1.4m 11s groundswell from the NW. 2 swells combining so expect closeout sets.
2 h 20 min ago
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 Black Rocks 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.
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