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Ballyhiernan Bay surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 11 am Wednesday 26 Nov 2025 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
11.3° C
(Which is slightly warmer than usual)How big are the waves at Ballyhiernan Bay today?
The current surf forecast for Ballyhiernan Bay at 4PM is: 1.1m 10s primary swell from a West direction and 0.4m 14s secondary swell from a Northwest direction (forecast issued at 11:00am November 26). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Nov) | 3.5ft (1.1m) | 9s |
| Afternoon (26 Nov) | 3.5ft (1.1m) | 10s |
| Evening (26 Nov) | 5ft (1.6m) | 9s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 26 | Thursday 27 | Friday 28 | Saturday 29 | |||||||||||||||||||||
| 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) (?) | 9 | 9 | 10 | 10 | 9 | 9 | 9 | 10 | 10 | 10 | 10 | 12 | 14 | 18 | 18 | 17 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 177 | 203 | 235 | 470 | 404 | 450 | 441 | 414 | 480 | 668 | 1902 | 4152 | 11419 | 25954 | 25371 | 20170 | 17944 | 16959 | 12415 | 7867 | 5336 | 3722 | 2144 | 1712 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | cross | glass | glass | cross- on | cross- on |
High Tide / height (m) | 9:28AM 2.67 | 9:45PM 2.32 | 10:23AM 2.59 | 10:51PM 2.23 | 11:28AM 2.56 | 12:09AM 2.23 | ||||||||||||||||||
Low Tide / height (m) | 3:42PM 1.00 | 3:46AM 0.93 | 4:44PM 1.04 | 4:49AM 1.01 | 5:58PM 1.00 | |||||||||||||||||||
Wednesday 26 | Thursday 27 | Friday 28 | Saturday 29 | |||||||||||||||||||||
| Sunrise | 8:22 | - | - | - | - | - | - | - | 8:25 | - | - | - | - | - | - | - | 8:26 | - | - | - | - | - | - | - |
| Sunset | - | - | 4:10 | - | - | - | - | - | - | - | 4:09 | - | - | - | - | - | - | - | 4:08 | - | - | - | - | - |
 |  | |  | |  | | |  | |  |  |  | |  | | | | | | | | | | |
Rain (mm) | - | 2 | - | - | - | 1 | - | 2 | - | 1 | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Temp. °C | 7 | 8 | 11 | 13 | 13 | 13 | 14 | 13 | 14 | 12 | 11 | 10 | 9 | 9 | 8 | 8 | 9 | 9 | 9 | 9 | 8 | 7 | 8 | 7 |
| Feels °C (?) | 0 | 3 | 6 | 7 | 7 | 8 | 10 | 9 | 8 | 1 | -1 | -3 | -5 | -5 | -6 | -6 | -5 | -4 | -2 | 2 | 6 | 5 | 3 | 2 |
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