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Surf Forecasts:
Ballyhiernan Bay surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 12 pm Monday 30 Mar 2026 ISTForecast update in hr min s Forecast update imminent
Ballyhiernan Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ballyhiernan Bay sea temperature is
8.2° C
(Which is slightly cooler than normal)How big are the waves at Ballyhiernan Bay today?
The current surf forecast for Ballyhiernan Bay at 4PM is: 5.0m 16s primary swell from a Northwest direction (forecast issued at 12:00pm March 30). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Mar) | 18ft (5.5m) | 17s |
| Afternoon (30 Mar) | 16ft (5.0m) | 16s |
| Evening (30 Mar) | 13ft (4.0m) | 16s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 30 | Tuesday 31 | Wednesday 01 | Thursday 02 | |||||||||||||||||||||
| 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 | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 17 | 17 | 16 | 17 | 16 | 16 | 16 | 14 | 14 | 14 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 9 | 8 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 18551 | 15344 | 12404 | 11605 | 8338 | 6791 | 5436 | 3725 | 2982 | 2379 | 1857 | 1571 | 1571 | 1483 | 1435 | 1336 | 1160 | 1012 | 807 | 1113 | 1215 | 492 | 569 | 851 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross | cross- off | cross | cross | cross | cross- off | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | on | on | on | on | cross- on | cross- off |
High Tide / height (m) | 5:49PM 2.91 | 6:03AM 3.37 | 6:25PM 3.08 | 6:38AM 3.47 | 6:57PM 3.20 | |||||||||||||||||||
Low Tide / height (m) | 11:39AM 0.34 | 11:42PM 0.34 | 12:15PM 0.17 | 12:18AM 0.18 | 12:47PM 0.07 | 12:52AM 0.09 | ||||||||||||||||||
Monday 30 | Tuesday 31 | Wednesday 01 | Thursday 02 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:03 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 8:02 | - | - | - | - | - | - | - | 8:05 | - | - | - | - | - | - | - | 8:07 | - | - | - | - |
 | | | |  | | | |  |  | | | | | | | | |  | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 4 | - | - | - | - | - |
| Temp. °C | 8 | 8 | 8 | 8 | 10 | 10 | 11 | 12 | 10 | 11 | 12 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 5 | 6 | 6 | 6 | 7 | 6 |
| Feels °C (?) | -1 | 0 | 1 | 3 | 5 | 5 | 5 | 7 | 4 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 7 | 7 | -6 | -3 | -2 | 0 | 1 | 1 |
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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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