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Ballyhiernan Bay surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 12 am Sunday 24 May 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
11.9° C
(Which is slightly warmer than usual)How big are the waves at Ballyhiernan Bay today?
The current surf forecast for Ballyhiernan Bay at 8AM is: 1.2m 10s primary swell from a West direction (forecast issued at 12:00am May 24). The wind direction is predicted to be offshore and the swell rating is 2.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 May) | 4ft (1.2m) | 10s |
| Afternoon (24 May) | 3.5ft (1.1m) | 9s |
| Evening (24 May) | 2.5ft (0.7m) | 15s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 19°C on Sun afternoon, min 12°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 24 | Monday 25 | Tuesday 26 | ||||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | WNW 15 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | |
262 | 268 | 262 | 219 | 214 | 205 | 170 | 272 | 874 | 767 | 744 | 643 | 614 | 566 | 548 | 469 | 461 | 569 | 550 | 477 | 394 | 313 | 328 | 275 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | off | off | cross-off | cross | cross | cross | cross-off | off | off | off | cross-off | cross-on | cross-on | on | glassy | glassy | glassy | cross | cross-on | cross-on | cross-on | cross-on | cross | |
High Tide | 1:11AM2.84m | 1:55PM2.36m | 2:23AM2.80m | 3:05PM2.43m | 3:26AM2.81m | 4:02PM2.56m | ||||||||||||||||||
Low Tide | 7:42AM0.79m | 7:47PM0.88m | 8:51AM0.76m | 8:57PM0.85m | 9:46AM0.69m | 9:55PM0.77m | ||||||||||||||||||
 | |  |  | | | |  | |  | | | | | | | | | | | | | | | |
 | — | 5:07 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:46 | — | — | — | — | — | — | — | 9:49 | — | — | — | — | — | — | — | 9:51 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 13 | 13 | 16 | 18 | 19 | 18 | 17 | 16 | 15 | 15 | 16 | 16 | 15 | 14 | 13 | 12 | 12 | 12 | 12 | 14 | 14 | 13 | 14 |
11 | 10 | 10 | 14 | 15 | 16 | 16 | 16 | 14 | 12 | 12 | 14 | 13 | 12 | 12 | 13 | 11 | 11 | 10 | 8 | 9 | 9 | 8 | 9 | |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 |
 kJ | 262 | 268 | 262 | 219 | 214 | 205 | 170 | 211 | 874 | 767 | 744 | 643 | 614 | 566 | 548 | 469 | 461 | 569 | 550 | 477 | 394 | 313 | 328 | 275 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | NW 17 | NW 16 | WNW 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 20 |
| kJ | — | — | — | — | — | 11 | 63 | 272 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 7 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | WNW 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NE 2 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 28 | 28 | 28 | 0 | 0 | 0 | 0 | 0 | 56 | 26 | 28 | 0 | 0 | 0 | 7 | 21 | 21 | 21 | 21 | 13 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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