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Surf Forecasts:
Portballintrae surfForecast / Antrim / Ireland
48hr Weather and Surf, issued 6 am Monday 04 May 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
9.8° C
(Which is normal for this time of year)How big are the waves at Portballintrae today?
The current surf forecast for Portballintrae at 10AM is: 0.5m 9s primary swell from a Northwest direction and 0.1m 7s secondary swell from a North direction, 0.5m 5s secondary swell from a North-northwest direction (forecast issued at 06:00am May 04). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 1.5ft (0.5m) | 9s |
| Afternoon (04 May) | 2ft (0.6m) | 9s |
| Evening (04 May) | 2ft (0.6m) | 8s |
Table - waves today at Portballintrae. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Wed morning. Very mild (max 11°C on Mon afternoon, min 5°C on Wed night). Winds decreasing (fresh winds from the NNW on Tue afternoon, light winds from the SSE by Wed night). | ||||||||||||||||||||||||
Monday 4 | Tuesday 5 | Wednesday 6 | Thu 7 | |||||||||||||||||||||
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 9 | NW 9 | NW 9 | NW 9 | NW 9 | WNW 9 | NW 8 | NNW 8 | NW 8 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 | NW 8 | NNW 7 | NNW 8 | NNW 7 | NW 8 | NW 8 | NW 8 | WNW 8 | NW 8 | NW 8 | |
55 | 40 | 40 | 40 | 64 | 31 | 53 | 42 | 79 | 94 | 110 | 91 | 91 | 71 | 163 | 146 | 120 | 59 | 75 | 64 | 41 | 25 | 18 | 16 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | cross-on | cross-on | cross-on | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-on | cross-off | |
High Tide | 8:47AM1.70m | 9:15PM1.90m | 9:23AM1.62m | 9:55PM1.83m | 10:03AM1.52m | 10:41PM1.74m | ||||||||||||||||||
Low Tide | 2:32AM0.61m | 3:00PM0.60m | 3:14AM0.74m | 3:34PM0.71m | 4:01AM0.87m | 4:11PM0.81m | ||||||||||||||||||
 |  |  | | |  | |  | | | | | | | | | | | |  | | | | | |
 | 5:39 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | 5:33 |
 | — | — | — | — | — | 9:07 | — | — | — | — | — | — | — | 9:08 | — | — | — | — | — | — | — | 9:10 | — | 9:12 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | |
Temp °C | 8 | 8 | 9 | 9 | 11 | 10 | 10 | 10 | 9 | 8 | 8 | 9 | 7 | 7 | 8 | 7 | 7 | 6 | 6 | 7 | 10 | 11 | 9 | 7 |
4 | 4 | 5 | 4 | 7 | 5 | 6 | 6 | 5 | 3 | 2 | 3 | -1 | 0 | 4 | 3 | 2 | 1 | 1 | 1 | 5 | 7 | 6 | 4 | |
Swell 1 Height (m) Direction Period (s) | NNW 6 | NNW 5 | NW 9 | NW 9 | NW 9 | WNW 9 | NW 8 | NNW 8 | NW 8 | NW 8 | NW 11 | WNW 11 | NW 11 | NW 10 | NW 8 | NNW 7 | NNW 8 | NNW 7 | NW 8 | NW 8 | NW 8 | WNW 8 | ESE 4 | ESE 5 |
 kJ | 27 | 18 | 40 | 40 | 64 | 31 | 53 | 42 | 79 | 94 | 5 | 12 | 18 | 44 | 163 | 146 | 120 | 59 | 75 | 64 | 41 | 25 | 5 | 9 |
Swell 2 Height (m) Direction Period (s) | WNW 9 | NW 9 | N 7 | — | NNW 9 | NW 8 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | NW 11 | — | — | — | NW 9 | NW 9 | NW 9 | NW 9 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NW 8 | NW 8 |
| kJ | 55 | 40 | 1 | — | 7 | 17 | 30 | 36 | 7 | 7 | 5 | — | — | — | 43 | 40 | 41 | 59 | 10 | 9 | 9 | 18 | 16 | 16 |
Swell 3 Height (m) Direction Period (s) | N 8 | N 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 10 | WNW 4 |
| kJ | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 18 | 1 |
Wind waves Height (m) Direction Period (s) | — | — | NNW 5 | NNW 4 | — | NW 4 | NW 4 | — | — | — | NW 8 | NW 7 | NW 7 | NW 7 | — | — | — | — | ENE 3 | E 3 | ESE 3 | ESE 3 | SE 4 | W 3 |
| kJ | — | — | 13 | 8 | — | 5 | 9 | — | — | — | 110 | 91 | 91 | 71 | — | — | — | — | 2 | 2 | 3 | 4 | 4 | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 388 | 123 | 137 | 39 | 147 | 314 | 329 | 343 | 7 | 7 | 268 | 151 | 140 | 314 | 813 | 314 | 54 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Antrim | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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