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Surf Forecasts:
Portballintrae surfForecast / Antrim / Ireland
48hr Weather and Surf, issued 6 am Thursday 09 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
8.5° C
(Which is normal for this time of year)How big are the waves at Portballintrae today?
The current surf forecast for Portballintrae at 10AM is: 1.2m 12s primary swell from a West-northwest direction (forecast issued at 06:00am April 09). The wind direction is predicted to be cross-onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Apr) | 3.5ft (1.1m) | 11s |
| Afternoon (09 Apr) | 8ft (2.4m) | 15s |
| Evening (09 Apr) | 11ft (3.5m) | 15s |
Table - waves today at Portballintrae. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 09 | Friday 10 | Saturday 11 | Sun 12 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 12 | 13 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 16 | 17 | 16 | 15 | 14 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 366 | 285 | 379 | 987 | 2646 | 4585 | 4851 | 4131 | 3466 | 2953 | 2704 | 2232 | 1838 | 1602 | 1163 | 924 | 976 | 1110 | 2936 | 4157 | 2697 | 1626 | 1048 | 902 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- off | cross- off | cross- off | cross- off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 2:15PM 1.31 | 2:36AM 1.56 | 3:42PM 1.33 | 3:39AM 1.61 | 4:42PM 1.39 | |||||||||||||||||||
Low Tide / height (m) | 7:46AM 1.07 | 7:53PM 1.09 | 9:20AM 1.04 | 9:21PM 1.06 | 10:26AM 0.96 | 10:16PM 0.98 | ||||||||||||||||||
Thursday 09 | Friday 10 | Saturday 11 | Sun 12 | |||||||||||||||||||||
| Sunrise | - | 6:37 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:33 | - | - | - | - | - | - |
| Sunset | - | - | - | - | - | 8:17 | - | - | - | - | - | - | - | 8:20 | - | - | - | - | - | - | - | 8:22 | - | - |
 |  | |  | | |  |  |  |  | |  | | |  | | | | | | | | | | |
Rain (mm) | - | 1 | 1 | 1 | 1 | 4 | 1 | - | - | - | - | - | - | 1 | 4 | 4 | - | - | - | - | - | - | 1 | - |
| Temp. °C | 9 | 9 | 7 | 7 | 7 | 4 | 6 | 6 | 4 | 3 | 5 | 7 | 7 | 5 | 5 | 4 | 3 | 2 | 4 | 7 | 8 | 7 | 6 | 6 |
| Feels °C (?) | 5 | 5 | 1 | -1 | -3 | -7 | -3 | -2 | -1 | -2 | -2 | -2 | -2 | -5 | -7 | -2 | -5 | -6 | -5 | -1 | -1 | -3 | -2 | -3 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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