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Surf Forecasts:
White Rocks surfForecast / Antrim / Ireland
48hr Weather and Surf, issued 6 am Monday 18 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 11AM is: 1.0m 11s primary swell from a West-northwest direction (forecast issued at 06:00am May 18). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 3.5ft (1.0m) | 11s |
| Afternoon (18 May) | 3ft (0.9m) | 11s |
| Evening (18 May) | 2.5ft (0.8m) | 10s |
Table - waves today at White Rocks. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 21mm), heaviest during Tue afternoon. Very mild (max 15°C on Wed afternoon, min 8°C on Tue night). Winds increasing (calm on Mon morning, strong winds from the SE by Mon night). | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | NW 9 | NW 9 | WNW 9 | WNW 16 | WNW 16 | WNW 15 | WNW 15 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | |
341 | 280 | 251 | 207 | 204 | 143 | 133 | 88 | 65 | 38 | 37 | 23 | 21 | 17 | 26 | 98 | 186 | 242 | 233 | 250 | 137 | 96 | 86 | 164 | |
Wind (km/h) | ||||||||||||||||||||||||
on | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | off | off | off | cross-off | cross | cross-off | off | cross-off | |
High Tide | 8:18AM2.12m | 8:34PM2.13m | 9:08AM1.99m | 9:22PM2.08m | 10:04AM1.82m | 10:18PM1.98m | ||||||||||||||||||
Low Tide | 1:56AM0.29m | 2:09PM0.32m | 2:48AM0.37m | 2:53PM0.40m | 3:48AM0.50m | 3:40PM0.52m | ||||||||||||||||||
 |  | |  | | |  | | | | | |  |  |  |  | |  | | |  | | | | |
 | 5:13 | — | — | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | 5:07 |
 | — | — | — | — | — | 9:32 | — | — | — | — | — | — | — | 9:34 | — | — | — | — | — | — | — | 9:36 | — | 9:37 |
— | — | — | 1 | — | — | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 7 | 1 | — | — | — | 1 | 1 | — | — | — | — | |
Temp °C | 8 | 8 | 9 | 11 | 12 | 12 | 9 | 10 | 10 | 10 | 12 | 12 | 14 | 12 | 11 | 9 | 8 | 10 | 12 | 14 | 15 | 15 | 13 | 12 |
6 | 6 | 8 | 8 | 7 | 8 | 4 | 3 | 2 | 5 | 7 | 8 | 11 | 9 | 9 | 5 | 4 | 5 | 7 | 8 | 10 | 12 | 11 | 10 | |
Swell 1 Height (m) Direction Period (s) | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | NW 9 | ESE 6 | ESE 4 | ESE 5 | WNW 16 | WNW 15 | WNW 15 | WNW 14 | WNW 14 | WNW 13 | WNW 6 | WNW 6 | WNW 12 |
 kJ | 341 | 280 | 251 | 207 | 204 | 143 | 133 | 88 | 65 | 38 | 37 | 23 | 10 | 2 | 6 | 98 | 186 | 242 | 233 | 250 | 137 | 32 | 23 | 164 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | W 15 | W 15 | NW 14 | NW 9 | WNW 9 | WNW 16 | WNW 10 | — | — | — | S 3 | SE 5 | WNW 13 | WNW 12 | W 12 |
| kJ | — | — | — | — | — | — | — | — | — | 4 | 4 | 8 | 21 | 16 | 26 | 18 | — | — | — | 1 | 1 | 96 | 86 | 73 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | NW 13 | WNW 13 | WNW 9 | ESE 4 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 7 | 17 | 8 | 1 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SE 3 | SE 3 | SE 4 | SE 4 | ESE 6 | ESE 6 | SE 6 | SE 6 | SSE 3 | S 3 | — | — | S 2 | S 3 | S 3 | — | WNW 8 | — | — | — |
| kJ | — | — | — | — | 2 | 5 | 11 | 46 | 134 | 96 | 49 | 24 | 2 | 1 | — | — | 1 | 2 | 3 | — | 48 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 37 | 0 | 0 | 0 | 3 | 3 | 3 | 269 | 92 | 3 | 68 | 52 | 68 | 51 | 51 | 5 | 0 | 0 | 0 | 362 | 57 | 0 | 0 | 0 |
Best forecast wave conditions in Antrim | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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