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Surf Forecasts:
Ballyhiernan Bay surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 6 pm Sunday 29 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 10PM is: 6.5m 17s primary swell from a Northwest direction (forecast issued at 06:00pm March 29). The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Mar) | - | - |
| Afternoon (29 Mar) | 20ft (6.0m) | 15s |
| Evening (29 Mar) | 21ft (6.5m) | 17s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 29 | Monday 30 | Tuesday 31 | Wednesday 01 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 17 | 17 | 17 | 17 | 18 | 17 | 17 | 16 | 17 | 16 | 16 | 16 | 14 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 16434 | 23039 | 22053 | 21137 | 21637 | 21293 | 19501 | 16184 | 13133 | 11974 | 8630 | 7332 | 5676 | 3889 | 3126 | 2499 | 1975 | 1693 | 1523 | 1453 | 1345 | 1227 | 1119 | 1064 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross | cross- off | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 5:08PM 2.71 | 5:24AM 3.19 | 5:49PM 2.91 | 6:03AM 3.37 | 6:25PM 3.08 | 6:38AM 3.47 | ||||||||||||||||||
Low Tide / height (m) | 11:00PM 0.57 | 11:39AM 0.34 | 11:42PM 0.34 | 12:15PM 0.17 | 12:18AM 0.18 | 12:47PM 0.07 | ||||||||||||||||||
Sunday 29 | Monday 30 | Tuesday 31 | Wednesday 01 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:03 | - |
| Sunset | - | 8:00 | - | - | - | - | - | - | - | 8:02 | - | - | - | - | - | - | - | 8:05 | - | - | - | - | - | - |
 | |  | |  |  |  | | | | | | | | |  |  | | | | | | | | |
Rain (mm) | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 7 | 8 | 10 | 10 | 11 | 11 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 12 |
| Feels °C (?) | -6 | -5 | -4 | -5 | -5 | -4 | -3 | -1 | 0 | 3 | 4 | 4 | 5 | 5 | 7 | 5 | 5 | 6 | 7 | 7 | 7 | 6 | 5 | 5 |
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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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