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Surf Forecasts:
Portballintrae surfForecast / Antrim / Ireland
48hr Weather and Surf, issued 6 am Wednesday 29 Apr 2026 BSTForecast update in hr min s Forecast update imminent
Portballintrae surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Portballintrae sea temperature is
9.5° C
(Which is normal for this time of year)How big are the waves at Portballintrae today?
The current surf forecast for Portballintrae at 1PM is: 0.8m 18s primary swell from a Northwest direction and 0.5m 12s secondary swell from a West-northwest direction (forecast issued at 06:00am April 29). The wind direction is predicted to be offshore and the swell rating is 2.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Apr) | 1.5ft (0.4m) | 19s |
| Afternoon (29 Apr) | 3ft (0.9m) | 17s |
| Evening (29 Apr) | 4.5ft (1.4m) | 16s |
Table - waves today at Portballintrae. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 16°C on Fri afternoon, min 8°C on Wed night). Winds decreasing (fresh winds from the SE on Thu morning, calm by Fri afternoon). | ||||||||||||||||||||||||
Wednesday 29 | Thursday 30 | Friday 1 | Sat 2 | |||||||||||||||||||||
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 13 | WNW 13 | NW 18 | NW 18 | NW 16 | NW 16 | NW 16 | NW 15 | NW 15 | NW 14 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | |
95 | 92 | 121 | 366 | 596 | 793 | 954 | 918 | 859 | 746 | 650 | 565 | 518 | 380 | 374 | 369 | 341 | 282 | 232 | 228 | 217 | 205 | 198 | 194 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | off | cross-off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | glassy | on | glassy | |
High Tide | 6:18AM1.88m | 6:26PM1.74m | 6:43AM1.87m | 6:56PM1.83m | 7:10AM1.86m | 7:29PM1.91m | ||||||||||||||||||
Low Tide | 12:40PM0.55m | 11:57PM0.52m | 12:58PM0.51m | 00:35AM0.45m | 1:25PM0.48m | |||||||||||||||||||
 |  | | | | | | | | |  | | | |  | | |  | | | | | |  | |
 | 5:50 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | 5:43 |
 | — | — | — | — | — | 8:57 | — | — | — | — | — | — | — | 8:59 | — | — | — | — | — | — | — | 9:00 | — | 9:02 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 9 | 8 | 9 | 12 | 13 | 12 | 12 | 10 | 8 | 8 | 10 | 12 | 14 | 14 | 14 | 13 | 11 | 11 | 12 | 14 | 16 | 15 | 12 | 11 |
7 | 6 | 5 | 7 | 8 | 8 | 9 | 6 | 4 | 3 | 3 | 5 | 8 | 10 | 11 | 10 | 8 | 9 | 8 | 11 | 15 | 15 | 11 | 10 | |
Swell 1 Height (m) Direction Period (s) | WNW 13 | WNW 13 | WNW 12 | NW 18 | NW 16 | NW 16 | NW 16 | NW 15 | NW 15 | NW 14 | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 |
 kJ | 95 | 92 | 86 | 366 | 596 | 793 | 954 | 918 | 859 | 746 | 650 | 565 | 518 | 380 | 374 | 369 | 341 | 282 | 232 | 228 | 217 | 205 | 198 | 194 |
Swell 2 Height (m) Direction Period (s) | — | NW 20 | NW 18 | WNW 12 | WNW 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 16 | 121 | 82 | 47 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | SE 3 | ESE 3 | ESE 3 | ESE 4 | ESE 4 | SE 4 | SE 4 | ESE 4 | SE 4 | ESE 4 | ESE 5 | ESE 5 | ESE 3 | ESE 4 | — | — | — |
| kJ | — | — | — | — | — | — | — | 2 | 3 | 3 | 13 | 37 | 26 | 14 | 7 | 5 | 6 | 7 | 5 | 1 | 2 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 54 | 106 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 0 |
Best forecast wave conditions in Antrim | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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