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Ballyhiernan Bay surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 12 pm 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
12.0° C
(Which is slightly warmer than usual)How big are the waves at Ballyhiernan Bay today (27 May):
- Morning surf: Morning surf (27 May, local time) - 3ft (0.9m), 10s period with NW swell.
- Afternoon surf: Afternoon surf (27 May, local time) - 2ft (0.6m), 10s period with W swell.
- Evening surf: Evening surf (27 May, local time) - 1.5ft (0.5m), 9s period with W swell.
The current surf forecast for Ballyhiernan Bay at 6PM is: 0.5m 10s primary swell from a West direction and 0.4m 7s secondary swell from a North-northwest direction (forecast issued at 12:00pm May 27). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| 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 ForecastSome drizzle, heaviest during Thu night. Warm (max 20°C on Wed afternoon, min 12°C on Fri night). Winds increasing (light winds from the ESE on Wed morning, fresh winds from the SW by Fri morning). | ||||||||||||||||||||||||
Wed 27 | Thursday 28 | Friday 29 | Sat 30 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 10 | W 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 | W 7 | WSW 7 | WSW 7 | W 7 | W 7 | W 8 | W 8 | WNW 8 | WNW 8 | WNW 7 | |
142 | 70 | 70 | 47 | 44 | 28 | 27 | 26 | 16 | 15 | 14 | 13 | 13 | 13 | 27 | 86 | 219 | 233 | 261 | 217 | 168 | 147 | 123 | 97 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | off | off | on | cross | off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | off | off | off | |
High Tide | 4:48PM2.71m | 5:02AM2.88m | 5:27PM2.85m | 5:41AM2.91m | 6:03PM2.96m | 6:17AM2.93m | ||||||||||||||||||
Low Tide | 10:31AM0.62m | 10:44PM0.69m | 11:09AM0.56m | 11:26PM0.61m | 11:44AM0.51m | 00:04AM0.55m | ||||||||||||||||||
 | |  | |  | | | | | |  | |  | |  | | | | | | | | | | |
 | 5:03 | — | — | — | — | — | 5:03 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:00 | — |
 | — | — | — | 9:52 | — | — | — | — | — | — | — | 9:53 | — | — | — | — | — | — | — | 9:54 | — | — | — | 9:55 |
— | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 14 | 19 | 20 | 19 | 17 | 16 | 15 | 14 | 16 | 18 | 19 | 17 | 13 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 13 | 13 | 13 | 12 |
12 | 18 | 18 | 17 | 14 | 14 | 13 | 11 | 14 | 14 | 16 | 16 | 12 | 11 | 10 | 8 | 7 | 7 | 7 | 9 | 10 | 10 | 10 | 8 | |
Swell 1 Height (m) Direction Period (s) | NW 10 | W 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 | W 7 | NW 10 | NW 9 | W 18 | W 18 | W 12 | W 8 | WNW 8 | WNW 8 | WNW 7 |
 kJ | 142 | 70 | 33 | 47 | 44 | 28 | 27 | 26 | 16 | 15 | 14 | 13 | 13 | 13 | 27 | 15 | 13 | 6 | 6 | 24 | 168 | 147 | 123 | 97 |
Swell 2 Height (m) Direction Period (s) | 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 | W 14 | — | — | W 17 | W 11 | W 11 | W 10 | W 10 |
| kJ | 7 | 27 | 70 | 18 | 18 | 11 | 10 | 8 | 4 | 4 | 3 | 1 | 1 | 4 | 10 | 5 | 14 | — | — | 6 | 21 | 9 | 18 | 18 |
Swell 3 Height (m) Direction Period (s) | — | W 19 | W 19 | W 18 | W 18 | W 18 | W 18 | W 18 | ENE 5 | ENE 5 | NE 5 | NE 5 | W 16 | — | W 16 | N 6 | N 6 | — | — | — | W 16 | W 9 | W 16 | W 16 |
| kJ | — | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 2 | 2 | 1 | 1 | 5 | — | 5 | 1 | 1 | — | — | — | 5 | 7 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | — | E 2 | E 2 | ESE 2 | ESE 2 | E 2 | ESE 2 | SE 2 | SSE 2 | — | — | — | SSW 2 | WSW 7 | WSW 7 | W 7 | W 7 | W 8 | — | — | — | — |
| kJ | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — | 1 | 86 | 219 | 233 | 261 | 217 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 7 | 7 | 7 | 7 | 7 | 0 | 255 | 351 | 581 | 700 | 318 | 322 | 338 | 28 | 146 | 361 | 493 | 146 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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