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Surf Forecasts:
Portballintrae surfForecast / Antrim / Ireland
48hr Weather and Surf, issued 6 pm 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 9PM is: 0.6m 8s primary swell from a Northwest direction and 0.4m 9s secondary swell from a West-northwest direction, 0.4m 8s secondary swell from a North-northwest direction (forecast issued at 06:00pm May 04). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | - | - |
| 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 ForecastMostly dry. Very mild (max 12°C on Wed afternoon, min 5°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 4 | Tuesday 5 | Wednesday 6 | Thu 7 | |||||||||||||||||||||
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 | 4 AM | 7 AM | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 9 | NW 9 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 7 | NW 7 | NW 8 | NW 7 | NNW 7 | NW 9 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 | |
64 | 64 | 53 | 48 | 67 | 94 | 94 | 91 | 91 | 143 | 156 | 138 | 61 | 58 | 66 | 49 | 33 | 31 | 31 | 16 | 16 | 14 | 14 | 13 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | cross-on | on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | off | cross-off | cross-off | on | on | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 9:15PM1.90m | 9:23AM1.62m | 9:55PM1.83m | 10:03AM1.52m | 10:41PM1.74m | 10:48AM1.41m | ||||||||||||||||||
Low Tide | 3:00PM0.60m | 3:14AM0.74m | 3:34PM0.71m | 4:01AM0.87m | 4:11PM0.81m | 4:59AM0.97m | ||||||||||||||||||
 | |  |  | |  | | | | | | | |  | | | | | | | | | | | |
 | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:33 | — | — | — |
 | — | 9:07 | — | — | — | — | — | — | — | 9:08 | — | — | — | — | — | — | — | 9:10 | — | — | — | — | — | 9:12 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 10 | 10 | 10 | 9 | 8 | 8 | 9 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 10 | 12 | 8 | 7 | 6 | 5 | 6 | 9 | 12 |
7 | 5 | 5 | 6 | 5 | 4 | 3 | 4 | 0 | 0 | 2 | 4 | 2 | 2 | 3 | 5 | 7 | 3 | 4 | 3 | 1 | 2 | 3 | 7 | |
Swell 1 Height (m) Direction Period (s) | NW 9 | NW 8 | WNW 9 | NW 8 | NW 8 | NW 8 | NW 11 | WNW 11 | NW 11 | NW 10 | NW 7 | NNW 7 | NNW 6 | NW 8 | NW 8 | NW 8 | NW 8 | ESE 4 | SE 4 | NW 8 | NW 8 | NW 7 | NW 7 | NW 7 |
 kJ | 64 | 17 | 30 | 48 | 67 | 94 | 5 | 12 | 18 | 25 | 156 | 138 | 47 | 58 | 66 | 49 | 33 | 12 | 4 | 16 | 16 | 14 | 14 | 13 |
Swell 2 Height (m) Direction Period (s) | NNW 9 | — | NNW 8 | WNW 8 | WNW 8 | WNW 8 | NW 11 | — | — | — | NW 10 | WNW 9 | NW 9 | NNW 7 | NNW 10 | NNW 10 | NNW 10 | NW 8 | NNW 10 | NW 4 | NW 4 | NNW 9 | NNW 9 | NNW 9 |
| kJ | 7 | — | 26 | 27 | 7 | 7 | 5 | — | — | — | 23 | 32 | 61 | 26 | 10 | 9 | 9 | 31 | 9 | 4 | 3 | 8 | 8 | 8 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 11 | — | — | — | NNW 10 | NW 9 | ESE 4 | NNW 9 | — | — | NW 13 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 11 | — | — | — | 9 | 3 | 2 | 8 | — | — | 7 |
Wind waves Height (m) Direction Period (s) | — | NW 9 | NW 8 | — | — | — | NW 8 | NW 7 | NW 7 | NW 8 | — | — | ENE 4 | ENE 4 | E 4 | ESE 4 | SE 4 | — | NW 8 | — | — | — | — | — |
| kJ | — | 64 | 53 | — | — | — | 94 | 91 | 91 | 143 | — | — | 2 | 4 | 6 | 12 | 18 | — | 31 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 574 | 373 | 39 | 7 | 147 | 151 | 314 | 314 | 373 | 814 | 54 | 0 | 14 | 14 | 0 | 0 | 7 | 331 | 39 | 39 | 39 | 52 | 58 | 39 |
Best forecast wave conditions in Antrim | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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