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Ballyhiernan Bay surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 12 am Wednesday 27 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 4AM is: 1.0m 10s primary swell from a West-northwest direction and 0.1m 19s secondary swell from a West direction (forecast issued at 12:00am May 27). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 May) | 3ft (0.9m) | 10s |
| Afternoon (27 May) | 2ft (0.6m) | 10s |
| Evening (27 May) | 1.5ft (0.5m) | 9s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Thu morning. Warm (max 20°C on Wed afternoon, min 10°C on Tue night). Winds increasing (light winds from the E on Tue night, fresh winds from the WSW by Fri morning). | ||||||||||||||||||||||||
Wednesday 27 | Thursday 28 | Friday 29 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
WNW 10 | WNW 10 | WNW 10 | NW 10 | WNW 10 | W 10 | W 10 | W 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WSW 7 | W 7 | W 8 | W 8 | W 8 | W 8 | W 8 | |
229 | 225 | 160 | 142 | 75 | 70 | 47 | 44 | 28 | 27 | 26 | 16 | 15 | 14 | 13 | 13 | 13 | 58 | 109 | 265 | 287 | 260 | 191 | 142 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | glassy | |
High Tide | 4:18AM2.84m | 4:48PM2.71m | 5:02AM2.88m | 5:27PM2.85m | 5:41AM2.91m | 6:03PM2.96m | ||||||||||||||||||
Low Tide | 10:31AM0.62m | 10:44PM0.69m | 11:09AM0.56m | 11:26PM0.61m | 11:44AM0.51m | |||||||||||||||||||
 | |  | | | | | | | |  |  | |  | |  |  | | | | | | |  | |
 | — | 5:03 | — | — | — | — | — | — | — | 5:03 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:52 | — | — | — | — | — | — | — | 9:53 | — | — | — | — | — | — | — | 9:54 | — |
— | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | 1 | — | — | — | — | — | — | — | — | |
Temp °C | 10 | 10 | 11 | 14 | 19 | 20 | 18 | 16 | 16 | 14 | 13 | 14 | 18 | 19 | 19 | 13 | 14 | 13 | 13 | 13 | 14 | 15 | 14 | 14 |
7 | 7 | 9 | 12 | 18 | 18 | 15 | 13 | 14 | 11 | 10 | 12 | 15 | 17 | 18 | 12 | 12 | 9 | 8 | 8 | 6 | 9 | 11 | 13 | |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 10 | NW 10 | WNW 10 | N 7 | W 10 | W 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WSW 7 | NW 10 | W 14 | W 13 | W 12 | W 8 | W 8 |
 kJ | 229 | 225 | 160 | 142 | 75 | 33 | 47 | 44 | 28 | 27 | 26 | 16 | 15 | 14 | 13 | 13 | 13 | 58 | 15 | 15 | 13 | 12 | 191 | 142 |
Swell 2 Height (m) Direction Period (s) | W 19 | W 19 | NNE 4 | W 19 | NNW 7 | W 10 | NNW 7 | NNW 7 | NW 7 | NW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NW 6 | NW 6 | NW 10 | WNW 10 | W 16 | N 6 | W 18 | W 18 | W 18 | NW 8 |
| kJ | 7 | 7 | 4 | 7 | 27 | 70 | 18 | 18 | 11 | 10 | 8 | 4 | 4 | 3 | 1 | 1 | 4 | 10 | 5 | 1 | 6 | 6 | 6 | 18 |
Swell 3 Height (m) Direction Period (s) | — | — | W 19 | — | W 19 | W 19 | W 18 | W 18 | W 18 | W 18 | NE 4 | ENE 5 | NE 5 | NE 5 | NE 4 | W 16 | W 16 | W 16 | N 6 | — | — | — | — | W 16 |
| kJ | — | — | 7 | — | 7 | 7 | 6 | 6 | 6 | 6 | 1 | 2 | 1 | 1 | 1 | 5 | 5 | 5 | 1 | — | — | — | — | 5 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | E 2 | ESE 2 | ESE 2 | ESE 2 | ESE 2 | — | — | — | — | WSW 3 | WSW 4 | — | W 7 | W 8 | W 8 | W 8 | — | — |
| kJ | — | — | — | — | — | — | 1 | 1 | 1 | 1 | 1 | — | — | — | — | 2 | 10 | — | 109 | 265 | 287 | 260 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 7 | 7 | 0 | 0 | 0 | 7 | 7 | 7 | 7 | 7 | 24 | 255 | 367 | 581 | 700 | 322 | 351 | 366 | 28 | 361 | 384 | 132 | 108 | 0 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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