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Surf Forecasts:
Ballyhiernan Bay surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 11 am Saturday 06 Dec 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
10.5° C
(Which is normal for this time of year)How big are the waves at Ballyhiernan Bay today?
The current surf forecast for Ballyhiernan Bay at 5PM is: 3.0m 16s primary swell from a West-northwest direction (forecast issued at 11:00am December 06). The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Dec) | 8ft (2.5m) | 19s |
| Afternoon (06 Dec) | 10ft (3.0m) | 17s |
| Evening (06 Dec) | 8ft (2.5m) | 15s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 06 | Sunday 07 | Monday 08 | Tuesday 09 | |||||||||||||||||||||
| 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) (?) | 19 | 18 | 17 | 16 | 15 | 14 | 14 | 13 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 13 | 20 | 19 | 18 | 17 | 16 | 16 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 4621 | 5194 | 4844 | 3800 | 3121 | 2383 | 1859 | 1359 | 1090 | 849 | 1359 | 424 | 752 | 608 | 494 | 961 | 1960 | 3392 | 5035 | 4501 | 3769 | 3381 | 3723 | 3178 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | cross- off | cross- off | cross- off | off | off | off | cross- off | cross | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | cross- off | cross- off |
High Tide / height (m) | 6:57PM 3.31 | 7:19AM 3.55 | 7:45PM 3.14 | 8:08AM 3.45 | 8:35PM 2.92 | |||||||||||||||||||
Low Tide / height (m) | 12:40PM -0.02 | 12:56AM 0.09 | 1:31PM 0.07 | 1:42AM 0.21 | 2:23PM 0.24 | 2:30AM 0.36 | ||||||||||||||||||
Saturday 06 | Sunday 07 | Monday 08 | Tuesday 09 | |||||||||||||||||||||
| Sunrise | 8:38 | - | - | - | - | - | - | - | 8:41 | - | - | - | - | - | - | - | 8:41 | - | - | - | - | - | - | - |
| Sunset | - | - | 4:02 | - | - | - | - | - | - | - | 4:01 | - | - | - | - | - | - | - | 4:01 | - | - | - | - | - |
 |  | |  | |  | | |  | | | | | |  | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | 6 | 9 | 6 | - | - | - | 1 | - | - | - | - | - | - | - | 3 | 3 |
| Temp. °C | 9 | 9 | 10 | 10 | 11 | 11 | 9 | 9 | 9 | 9 | 10 | 10 | 9 | 8 | 9 | 9 | 9 | 10 | 10 | 9 | 9 | 9 | 10 | 11 |
| Feels °C (?) | 5 | 4 | 7 | 7 | 7 | 6 | 5 | 3 | 2 | 5 | 2 | 4 | 3 | 3 | 3 | 0 | 2 | 4 | 4 | 3 | 3 | 4 | 3 | 8 |
- 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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