Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (29 Aug):
- Morning surf: Morning surf (29 Aug, local time) - 2ft (0.6m), 6s period with NNW swell.
- Afternoon surf: Afternoon surf (29 Aug, local time) - 2ft (0.6m), 6s period with NNW swell.
- Evening surf: Evening surf (29 Aug, local time) - 1.5ft (0.5m), 6s period with NNW swell.
The current surf forecast for Ballyhiernan Bay at 8PM is: 0.5m 6s primary swell from a North-northwest direction and 0.1m 10s secondary swell from a West direction (forecast issued at 12:00pm August 29). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Aug) | 2ft (0.6m) | 6s |
| Afternoon (29 Aug) | 2ft (0.6m) | 6s |
| Evening (29 Aug) | 1.5ft (0.5m) | 6s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Sun afternoon. Very mild (max 15°C on Sat morning, min 13°C on Sun night). Winds increasing (calm on Sat morning, strong winds from the WNW by Sun night). | |||||||||||||||||||||
Sat 29 | Sunday 30 | Monday 31 | |||||||||||||||||||
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 |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | N 6 | N 6 | W 11 | W 10 | W 10 | W 9 | W 9 | W 9 | WNW 5 | WNW 6 | WNW 7 | NW 7 | NW 7 | WNW 7 | NNW 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 29 | 30 | 32 | 32 | 23 | 22 | 19 | 21 | 35 | 49 | 66 | 58 | 57 | 56 | 65 | 230 | 362 | 255 | 194 | 154 | 57 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | on | cross-on | cross-on | cross | cross-off | off | off | off | off | glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off |
High Tide | 7:36AM3.12m | 7:51PM3.48m | 8:07AM3.17m | 8:22PM3.47m | 8:38AM3.15m | 8:54PM3.39m | |||||||||||||||
Low Tide | 1:33PM0.09m | 2:00AM0.09m | 2:03PM0.08m | 2:30AM0.10m | 2:36PM0.13m | ||||||||||||||||
 | | | |  | |  | | |  | | | |  | | | | | | |  | |
 | 6:28 | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — |
 | — | — | — | 8:31 | — | — | — | — | — | — | — | 8:30 | — | — | — | — | — | — | — | 8:27 | — |
mm | — | — | — | — | — | — | — | — | — | 1 | 3 | 1 | — | 1 | 1 | — | — | — | — | — | — |
Temp °C | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 15 | 14 | 15 | 15 | 14 | 15 | 13 | 14 | 14 | 14 | 15 | 15 | 14 |
Feels °C | 15 | 15 | 15 | 14 | 14 | 15 | 13 | 12 | 13 | 12 | 15 | 14 | 12 | 11 | 5 | 7 | 8 | 9 | 10 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | N 6 | N 6 | N 7 | N 7 | W 10 | W 9 | W 9 | W 9 | N 6 | N 7 | — | W 10 | W 10 | WNW 7 | NNW 7 |
| kJ | 29 | 30 | 32 | 32 | 23 | 22 | 19 | 21 | 23 | 23 | 66 | 58 | 57 | 56 | 7 | 8 | — | 49 | 70 | 154 | 57 |
Swell 2 Height (m) Direction Period (s) | W 7 | W 7 | W 7 | W 10 | W 6 | W 9 | NNW 6 | W 10 | W 11 | W 10 | N 7 | N 7 | NNW 7 | NNW 7 | — | — | — | — | — | W 10 | W 9 |
| kJ | 4 | 1 | 1 | 2 | 1 | 2 | 4 | 8 | 35 | 49 | 24 | 24 | 15 | 15 | — | — | — | — | — | 68 | 43 |
Swell 3 Height (m) Direction Period (s) | — | — | W 10 | — | W 9 | W 6 | W 9 | W 8 | NW 6 | — | — | — | — | W 11 | — | — | — | — | — | — | — |
| kJ | — | — | 2 | — | 2 | 1 | 6 | 5 | 1 | — | — | — | — | 3 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 3 | WNW 5 | WNW 6 | WNW 7 | NW 7 | NW 7 | — | W 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 65 | 230 | 362 | 255 | 194 | — | 50 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 17 | 24 | 28 | 345 | 341 | 280 | 61 | 21 | 0 | 0 | 0 | 92 | 28 | 150 | 355 | 380 | 385 | 366 | 146 | 28 | 17 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
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