Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Portballintrae surfForecast / Antrim / Ireland
48hr Weather and Surf, issued 11 am Monday 05 Jan 2026 GMTForecast 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
10.2° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Portballintrae today?
The current surf forecast for Portballintrae at 1PM is: 1.5m 7s primary swell from a North-northwest direction and 0.1m 11s secondary swell from a West direction (forecast issued at 11:00am January 05). The wind direction is predicted to be onshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Jan) | 6ft (1.9m) | 7s |
| Afternoon (05 Jan) | 4.5ft (1.4m) | 7s |
| Evening (05 Jan) | 4.5ft (1.4m) | 7s |
Table - waves today at Portballintrae. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 05 | Tuesday 06 | Wednesday 07 | Thursday 08 | |||||||||||||||||||||
| 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 9 | 9 | 9 | 11 | 10 | 8 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 346 | 251 | 203 | 204 | 180 | 91 | 88 | 66 | 73 | 65 | 93 | 347 | 479 | 522 | 345 | 231 | 211 | 106 | 106 | 112 | 169 | 108 | 573 | 1281 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | on | cross | cross | cross- off | cross- off | cross- off | cross- on | on | cross- on | cross- on | cross- on | on | on | cross | cross- off | off | cross- off | cross- on | cross- on | cross- on |
High Tide / height (m) | 7:41AM 2.38 | 8:05PM 2.07 | 8:25AM 2.34 | 8:48PM 1.96 | 9:11AM 2.24 | 9:31PM 1.82 | ||||||||||||||||||
Low Tide / height (m) | 2:08PM 0.57 | 1:43AM 0.45 | 3:01PM 0.64 | 2:24AM 0.49 | 3:57PM 0.74 | 3:06AM 0.59 | ||||||||||||||||||
Monday 05 | Tuesday 06 | Wednesday 07 | Thursday 08 | |||||||||||||||||||||
| Sunrise | 8:51 | - | - | - | - | - | - | - | 8:49 | - | - | - | - | - | - | - | 8:49 | - | - | - | - | - | - | - |
| Sunset | - | - | 4:10 | - | - | - | - | - | - | - | 4:13 | - | - | - | - | - | - | - | 4:14 | - | - | - | - | - |
 | | |  | | | | |  | |  |  |  | | | | | | | | | |  | | |
Rain (mm) | 1 | 1 | 1 | - | - | - | - | - | - | - | - | 2 | - | - | - | - | - | - | - | - | 2 | - | 1 | - |
| Temp. °C | 5 | 5 | 5 | 5 | 5 | 2 | 4 | 3 | 3 | 3 | 6 | 7 | 6 | 5 | 5 | 5 | 4 | 4 | 3 | 2 | 2 | 7 | 7 | 7 |
| Feels °C (?) | -3 | -2 | -3 | -3 | -1 | -3 | -1 | -3 | -3 | -3 | -1 | -3 | -6 | -6 | -4 | -3 | -2 | 0 | -1 | -3 | -4 | -2 | -3 | -2 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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