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Surf Forecasts:
Portballintrae surfForecast / Antrim / Ireland
48hr Weather and Surf, issued 6 am Saturday 18 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
8.8° C
(Which is normal for this time of year)How big are the waves at Portballintrae today?
The current surf forecast for Portballintrae at 11AM is: 1.6m 9s primary swell from a West-northwest direction (forecast issued at 06:00am April 18). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Apr) | 4.5ft (1.4m) | 9s |
| Afternoon (18 Apr) | 5.5ft (1.7m) | 10s |
| Evening (18 Apr) | 5ft (1.6m) | 10s |
Table - waves today at Portballintrae. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 18 | Sunday 19 | Monday 20 | Tue 21 | |||||||||||||||||||||
| 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) (?) | 9 | 9 | 9 | 9 | 10 | 10 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 14 | 14 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 66 | 274 | 431 | 406 | 546 | 535 | 410 | 325 | 287 | 220 | 160 | 153 | 112 | 176 | 239 | 248 | 314 | 263 | 205 | 172 | 117 | 305 | 301 | 183 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- on | on | on | on | on | cross- on | cross- on | cross | cross | cross- on | on | cross- on | cross- on | cross | glass | glass | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 7:49AM 2.32 | 8:07PM 2.13 | 8:31AM 2.26 | 8:46PM 2.11 | 9:18AM 2.11 | 9:29PM 2.02 | ||||||||||||||||||
Low Tide / height (m) | 1:27AM 0.19 | 1:50PM 0.25 | 2:07AM 0.20 | 2:28PM 0.30 | 2:53AM 0.30 | 3:10PM 0.42 | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tue 21 | |||||||||||||||||||||
| Sunrise | - | 6:16 | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - |
| Sunset | - | - | - | - | - | 8:35 | - | - | - | - | - | - | - | 8:37 | - | - | - | - | - | - | - | 8:38 | - | - |
 |  | |  | | |  | | |  |  | | | | | | | | | | | | | | |
Rain (mm) | - | 3 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 9 | 8 | 8 | 9 | 9 | 8 | 8 | 8 | 7 | 7 | 7 | 9 | 9 | 9 | 8 | 8 | 7 | 7 | 8 | 10 | 11 | 9 | 9 | 7 |
| Feels °C (?) | 2 | 0 | 0 | 2 | 2 | 2 | 4 | 4 | 3 | 3 | 4 | 6 | 5 | 6 | 5 | 6 | 5 | 5 | 5 | 5 | 6 | 4 | 5 | 2 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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