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Black Rocks surfForecast / Antrim / Ireland
48hr Weather and Surf, issued 12 pm Friday 03 Oct 2025 BST
How big are the waves at Black Rocks today?
The current surf forecast for Black Rocks at 2PM is: 0.6m 10s primary swell from a West-northwest direction (forecast issued at 12:00pm October 03). An open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Oct) | 2ft (0.6m) | 11s |
| Afternoon (03 Oct) | 2ft (0.6m) | 10s |
| Evening (03 Oct) | 10ft (3.0m) | 12s |
Table - waves today at Black Rocks. (Swell directed towards the surf break)
Friday 03 | Saturday 04 | Sunday 05 | Monday 06 | |||||||||||||||||||||
| 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 | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 10 | 10 | 12 | 12 | 12 | 12 | 11 | 9 | 10 | 11 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 117 | 75 | 39 | 1146 | 2314 | 2155 | 2191 | 2020 | 1599 | 1645 | 2927 | 4137 | 4604 | 4330 | 3679 | 3135 | 2457 | 1672 | 1427 | 1068 | 759 | 588 | 442 | 420 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | off |
High Tide / height (m) | 5:20PM 1.99 | 6:05AM 1.73 | 5:50PM 2.14 | 6:27AM 1.85 | 6:21PM 2.31 | 6:51AM 2.00 | ||||||||||||||||||
Low Tide / height (m) | 11:11AM 0.95 | 12:01AM 0.82 | 11:36AM 0.79 | 12:16AM 0.68 | 12:02PM 0.60 | 12:37AM 0.53 | ||||||||||||||||||
Friday 03 | Saturday 04 | Sunday 05 | Monday 06 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | - | 7:33 | - | - | - | - | - | - | - | 7:35 | - | - | - | - | - | - | - |
| Sunset | - | - | 6:58 | - | - | - | - | - | - | - | 6:55 | - | - | - | - | - | - | - | 6:52 | - | - | - | - | - |
 |  |  |  |  | |  | | | |  | | | | | | | | |  | | | | | |
Rain (mm) | - | 8 | 3 | - | - | - | 1 | 2 | 2 | - | 1 | - | - | - | - | - | - | - | - | - | 1 | - | - | - |
| Temp. °C | 12 | 11 | 18 | 12 | 11 | 11 | 10 | 9 | 12 | 12 | 12 | 12 | 11 | 11 | 12 | 12 | 12 | 13 | 13 | 12 | 12 | 13 | 13 | 13 |
| Feels °C (?) | 7 | 2 | 8 | -1 | -2 | 0 | -2 | -2 | 2 | 1 | 0 | 0 | -1 | 0 | 2 | 3 | 4 | 5 | 6 | 6 | 7 | 8 | 9 | 9 |
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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
The wind is still cross-off at Black Rocks (fresh winds from the SSE at Causeway Head wx 11 km from Black Rocks). 1.0m 10s swell from the NW to make surfable waves.
1 h 28 min ago
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