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Surf Forecasts:
White Rocks surfForecast / Antrim / Ireland
48hr Weather and Surf, issued 6 am Wednesday 20 May 2026 BSTForecast update in hr min s Forecast update imminent
White Rocks surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's White Rocks sea temperature is
10.2° C
(Which is normal for this time of year)How big are the waves at White Rocks today?
The current surf forecast for White Rocks at 10AM is: 0.8m 14s primary swell from a West-northwest direction (forecast issued at 06:00am May 20). The wind direction is predicted to be cross-offshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 2.5ft (0.8m) | 14s |
| Afternoon (20 May) | 2.5ft (0.7m) | 13s |
| Evening (20 May) | 1.5ft (0.5m) | 12s |
Table - waves today at White Rocks. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Thu afternoon. Very mild (max 19°C on Fri afternoon, min 11°C on Wed morning). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WNW 15 | WNW 15 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | W 12 | WNW 12 | WNW 9 | NW 9 | NW 8 | NW 8 | NW 7 | WNW 11 | WNW 11 | WNW 11 | W 11 | WNW 11 | WNW 11 | W 11 | WNW 12 | W 12 | WNW 12 | W 12 | |
209 | 242 | 233 | 198 | 181 | 96 | 78 | 48 | 52 | 62 | 53 | 28 | 25 | 23 | 23 | 11 | 9 | 12 | 25 | 10 | 15 | 12 | 14 | 23 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | cross-off | cross | cross | cross-off | off | cross-off | off | off | off | cross-off | off | off | off | off | off | off | off | off | off | cross-off | off | off | |
High Tide | 10:04AM1.82m | 10:18PM1.98m | 11:09AM1.64m | 11:35PM1.87m | 12:31PM1.49m | |||||||||||||||||||
Low Tide | 3:48AM0.50m | 3:40PM0.52m | 5:11AM0.63m | 4:31PM0.66m | 7:12AM0.69m | 5:28PM0.79m | ||||||||||||||||||
 |  |  | | | | | |  |  |  | | | | | | | | | | | |  | | |
 | 5:09 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | 5:05 |
 | — | — | — | — | — | 9:36 | — | — | — | — | — | — | — | 9:37 | — | — | — | — | — | — | — | 9:39 | — | 9:40 |
— | — | 1 | — | — | — | — | — | — | 1 | — | — | — | 2 | — | — | — | — | — | — | — | 1 | — | — | |
Temp °C | 9 | 9 | 11 | 13 | 15 | 15 | 13 | 11 | 12 | 12 | 15 | 17 | 18 | 15 | 15 | 15 | 13 | 12 | 14 | 16 | 19 | 17 | 17 | 15 |
6 | 6 | 7 | 9 | 10 | 13 | 10 | 7 | 8 | 8 | 12 | 13 | 15 | 13 | 11 | 11 | 8 | 8 | 11 | 13 | 16 | 15 | 16 | 14 | |
Swell 1 Height (m) Direction Period (s) | WNW 15 | WNW 15 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 6 | WNW 7 | WNW 9 | NW 9 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | ESE 4 | ESE 4 | W 11 | WNW 12 | W 12 | WNW 12 | W 12 |
 kJ | 209 | 242 | 233 | 198 | 181 | 96 | 21 | 25 | 52 | 62 | 53 | 28 | 25 | 12 | 11 | 7 | 7 | 3 | 4 | 10 | 15 | 12 | 14 | 23 |
Swell 2 Height (m) Direction Period (s) | WNW 10 | — | — | — | — | WNW 6 | W 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | W 11 | WNW 11 | WNW 11 | NW 6 | ESE 3 | ESE 4 | ESE 4 | SE 4 |
| kJ | 20 | — | — | — | — | 18 | 78 | 48 | 47 | 46 | 25 | 24 | 23 | 23 | 23 | 11 | 9 | 12 | 25 | 2 | 1 | 1 | 2 | 1 |
Swell 3 Height (m) Direction Period (s) | SE 7 | — | — | — | — | — | — | — | — | — | — | — | SE 7 | N 9 | N 9 | N 8 | N 8 | WNW 6 | WNW 6 | SE 4 | NW 6 | W 10 | NW 6 | — |
| kJ | 2 | — | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 2 | 1 | 1 | 4 | 4 | 1 | 2 | 2 | 1 | — |
Wind waves Height (m) Direction Period (s) | — | S 2 | — | — | — | — | — | — | — | SSE 2 | SSE 3 | SSE 2 | SSE 3 | — | SE 2 | SE 2 | SE 3 | — | — | SSE 3 | — | — | — | — |
| kJ | — | 1 | — | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | 1 | 1 | 2 | — | — | 1 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 3 | 0 | 0 | 0 | 278 | 352 | 57 | 5 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 50 | 68 | 92 | 68 | 68 | 68 | 51 | 51 | 50 |
Best forecast wave conditions in Antrim | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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