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Ballyhiernan Bay surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 6 pm Tuesday 31 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
8.3° 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: 2.3m 12s primary swell from a West-northwest direction and 0.5m 9s secondary swell from a North direction (forecast issued at 06:00pm March 31). The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Mar) | - | - |
| Afternoon (31 Mar) | 8ft (2.5m) | 13s |
| Evening (31 Mar) | 7.5ft (2.3m) | 12s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 31 | Wednesday 01 | Thursday 02 | Friday 03 | |||||||||||||||||||||
| 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) (?) | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 9 | 13 | 12 | 12 | 9 | 10 | 10 | 10 | 14 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1990 | 1631 | 1631 | 1605 | 1499 | 1402 | 1455 | 1230 | 1234 | 515 | 427 | 358 | 273 | 330 | 619 | 455 | 264 | 471 | 416 | 522 | 1463 | 1493 | 1245 | 1151 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | on | on | on | cross- on | glass | cross- off | off | off | cross- off | off | off | off | cross- on | cross | off | off | cross- off |
High Tide / height (m) | 6:25PM 3.08 | 6:38AM 3.47 | 6:57PM 3.20 | 7:10AM 3.49 | 7:27PM 3.26 | 7:40AM 3.43 | ||||||||||||||||||
Low Tide / height (m) | 12:18AM 0.18 | 12:47PM 0.07 | 12:52AM 0.09 | 1:16PM 0.05 | 1:24AM 0.08 | |||||||||||||||||||
Tuesday 31 | Wednesday 01 | Thursday 02 | Friday 03 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:03 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | 6:58 | - | - |
| Sunset | - | 8:05 | - | - | - | - | - | - | - | 8:07 | - | - | - | - | - | - | - | 8:08 | - | - | - | - | - | - |
 |  |  | | | |  | | | |  | | | | | | | |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | 1 | 4 | - | - | - | - | - | - | - | - | 1 | 1 | 1 | - | - | - | 1 | 3 |
| Temp. °C | 12 | 11 | 11 | 11 | 11 | 10 | 11 | 6 | 7 | 7 | 7 | 7 | 5 | 4 | 5 | 7 | 5 | 6 | 8 | 6 | 7 | 6 | 6 | 7 |
| Feels °C (?) | 5 | 4 | 5 | 6 | 5 | 4 | 6 | -3 | 0 | -2 | 1 | 4 | 0 | -1 | -1 | -1 | -3 | -1 | 1 | 1 | 2 | 2 | 2 | 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)
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