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Ballyhiernan Bay surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 6 pm Friday 22 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
11.8° C
(Which is slightly warmer than usual)How big are the waves at Ballyhiernan Bay today?
The current surf forecast for Ballyhiernan Bay at 10PM is: 0.9m 11s primary swell from a West direction (forecast issued at 06:00pm May 22). The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 May) | - | - |
| Afternoon (22 May) | 3ft (0.9m) | 11s |
| Evening (22 May) | 3ft (0.9m) | 11s |
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 5mm), mostly falling on Fri afternoon. Very mild (max 18°C on Sun morning, min 10°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 22 | Saturday 23 | Sunday 24 | Mon 25 | |||||||||||||||||||||
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 | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
W 11 | W 12 | W 11 | W 11 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | |
199 | 166 | 189 | 223 | 73 | 73 | 64 | 44 | 164 | 160 | 196 | 216 | 268 | 262 | 210 | 173 | 205 | 170 | 268 | 862 | 755 | 732 | 692 | 540 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross | cross-off | cross-off | off | off | off | off | cross | cross-on | cross-on | cross-off | off | off | cross-off | cross-off | cross | |
High Tide | 11:57PM2.95m | 12:38PM2.39m | 1:11AM2.84m | 1:55PM2.36m | 2:23AM2.80m | |||||||||||||||||||
Low Tide | 5:19PM0.71m | 6:25AM0.74m | 6:31PM0.84m | 7:42AM0.79m | 7:47PM0.88m | 8:51AM0.76m | ||||||||||||||||||
 | |  |  |  |  | | |  | | | | | | | |  | | | | | | | | |
 | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:05 | — | — | — |
 | — | 9:44 | — | — | — | — | — | — | — | 9:45 | — | — | — | — | — | — | — | 9:46 | — | — | — | — | — | 9:49 |
1 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 15 | 13 | 11 | 11 | 10 | 13 | 15 | 17 | 16 | 15 | 14 | 13 | 13 | 15 | 18 | 18 | 17 | 17 | 16 | 15 | 14 | 14 | 15 |
15 | 12 | 10 | 7 | 8 | 6 | 9 | 11 | 13 | 13 | 12 | 11 | 10 | 10 | 12 | 16 | 14 | 15 | 16 | 14 | 13 | 12 | 12 | 13 | |
Swell 1 Height (m) Direction Period (s) | W 11 | W 12 | W 11 | W 11 | WSW 7 | WSW 6 | W 6 | W 9 | W 16 | W 9 | W 9 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | WNW 12 |
 kJ | 199 | 166 | 189 | 223 | 58 | 43 | 30 | 43 | 5 | 160 | 196 | 216 | 268 | 262 | 210 | 173 | 205 | 170 | 211 | 862 | 755 | 732 | 692 | 540 |
Swell 2 Height (m) Direction Period (s) | NW 6 | NW 6 | — | — | W 10 | W 10 | W 10 | W 16 | — | — | — | — | — | — | — | — | NW 17 | NW 16 | WNW 14 | — | — | — | — | — |
| kJ | 1 | 1 | — | — | 73 | 73 | 64 | 5 | — | — | — | — | — | — | — | — | 11 | 63 | 268 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | N 8 | — | — | — | — | — | W 16 | — | — | — | — | — | — | — | — | — | — | NW 12 | — | — | — | — | — | — |
| kJ | 1 | — | — | — | — | — | 5 | — | — | — | — | — | — | — | — | — | — | 39 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | WSW 6 | W 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | 44 | 164 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 28 | 28 | 28 | 0 | 91 | 28 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 28 | 28 | 0 | 0 | 0 | 0 | 0 | 67 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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