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Surf Forecasts:
Portballintrae surfForecast / Antrim / Ireland
48hr Weather and Surf, issued 6 am Friday 01 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
9.7° 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: 0.9m 12s primary swell from a Northwest direction (forecast issued at 06:00am May 01). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 May) | 3.5ft (1.0m) | 12s |
| Afternoon (01 May) | 3ft (0.9m) | 11s |
| Evening (01 May) | 3ft (0.9m) | 11s |
Table - waves today at Portballintrae. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Sat morning. Very mild (max 17°C on Fri afternoon, min 6°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 1 | Saturday 2 | Sunday 3 | Mon 4 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 8 | NW 9 | NW 9 | NW 9 | NW 10 | WNW 9 | |
341 | 278 | 232 | 228 | 185 | 176 | 172 | 169 | 163 | 160 | 187 | 187 | 173 | 173 | 204 | 192 | 188 | 185 | 139 | 101 | 90 | 144 | 73 | 58 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | off | cross-off | on | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross | cross | cross-on | cross-on | on | on | |
High Tide | 7:10AM1.86m | 7:29PM1.91m | 7:41AM1.83m | 8:02PM1.95m | 8:13AM1.78m | 8:38PM1.95m | ||||||||||||||||||
Low Tide | 1:25PM0.48m | 1:13AM0.44m | 1:54PM0.48m | 1:51AM0.50m | 2:26PM0.53m | |||||||||||||||||||
 |  |  | | | |  | | |  | | | | | | | | | | | | | | | |
 | 5:46 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | 5:39 |
 | — | — | — | — | — | 9:00 | — | — | — | — | — | — | — | 9:02 | — | — | — | — | — | — | — | 9:05 | — | 9:07 |
— | — | — | — | — | — | — | — | — | 1 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 13 | 15 | 17 | 13 | 12 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 10 | 10 | 9 | 8 | 8 |
10 | 10 | 10 | 12 | 15 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | 7 | 7 | 8 | 8 | 7 | 7 | 6 | 7 | 7 | 5 | 4 | 4 | |
Swell 1 Height (m) Direction Period (s) | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 8 | NW 9 | NW 9 | NW 9 | NW 10 | NNW 6 |
 kJ | 341 | 278 | 232 | 228 | 185 | 176 | 172 | 169 | 163 | 160 | 187 | 187 | 173 | 173 | 204 | 192 | 188 | 185 | 139 | 101 | 90 | 144 | 73 | 28 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | ESE 3 | ESE 3 | ESE 4 | ESE 4 | — | — | — | — | — | — | — | — | — | — | — | NNW 7 | NNW 7 | — | NNW 7 | WNW 9 |
| kJ | — | — | — | — | 2 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | 27 | 27 | — | 38 | 58 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ESE 4 | ESE 4 | ESE 4 | ESE 3 | SE 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | 5 | 4 | 2 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 53 | 0 | 0 | 0 | 0 | 0 | 20 | 52 | 54 | 54 | 54 | 54 | 0 | 8 | 54 | 130 | 140 | 388 | 68 |
Best forecast wave conditions in Antrim | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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