Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (03 Sep):
- Morning surf: Morning surf (03 Sep, local time) - 3.5ft (1.1m), 7s period with W swell.
- Afternoon surf: Afternoon surf (03 Sep, local time) - 5ft (1.5m), 7s period with W swell.
- Evening surf: Evening surf (03 Sep, local time) - 6.5ft (2.0m), 9s period with W swell.
The current surf forecast for Ballyhiernan Bay at 6PM is: 1.9m 8s primary swell from a West direction and 0.5m 10s secondary swell from a North direction, 0.1m 17s secondary swell from a West direction (forecast issued at 12:00pm September 03). The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Sep) | 3.5ft (1.1m) | 7s |
| Afternoon (03 Sep) | 5ft (1.5m) | 7s |
| Evening (03 Sep) | 6.5ft (2.0m) | 9s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Thu afternoon. Very mild (max 17°C on Sat afternoon, min 14°C on Thu night). Winds decreasing (near gales from the WSW on Thu night, light winds from the WSW by Sat afternoon). | |||||||||||||||||||||
Thu 3 | Friday 4 | Saturday 5 | |||||||||||||||||||
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) | W 7 | W 8 | W 6 | W 8 | W 9 | W 9 | W 10 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 117 | 198 | 193 | 481 | 621 | 763 | 1461 | 3387 | 3946 | 3244 | 3191 | 3244 | 2879 | 2341 | 1436 | 1100 | 926 | 670 | 501 | 378 | 264 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | off | off |
High Tide | 10:33AM2.77m | 10:59PM2.72m | 11:32AM2.57m | 00:12AM2.45m | 1:03PM2.44m | ||||||||||||||||
Low Tide | 4:40PM0.69m | 5:12AM0.82m | 5:47PM0.94m | 6:28AM1.04m | 7:27PM1.08m | ||||||||||||||||
 |  | |  |  |  |  | |  |  | | | | | | | | | | |  | |
 | 6:39 | — | — | — | — | — | 6:41 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — |
 | — | — | — | 8:20 | — | — | — | — | — | — | — | 8:16 | — | — | — | — | — | — | — | 8:15 | — |
mm | — | — | — | 1 | 1 | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 17 | 16 | 14 |
Feels °C | 11 | 11 | 8 | 10 | 9 | 6 | 5 | 4 | 6 | 6 | 5 | 5 | 6 | 7 | 8 | 9 | 11 | 10 | 14 | 13 | 7 |
Swell 1 Height (m) Direction Period (s) | W 7 | N 10 | N 10 | NNW 10 | NNW 10 | N 10 | N 9 | N 9 | N 9 | N 9 | — | — | — | — | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 |
| kJ | 117 | 73 | 49 | 31 | 31 | 16 | 15 | 6 | 6 | 2 | — | — | — | — | 1436 | 1100 | 926 | 670 | 501 | 378 | 264 |
Swell 2 Height (m) Direction Period (s) | N 10 | W 18 | W 17 | W 17 | W 16 | — | — | — | — | — | — | — | — | — | NNW 8 | NNW 8 | — | — | — | — | — |
| kJ | 74 | 6 | 6 | 6 | 5 | — | — | — | — | — | — | — | — | — | 113 | 107 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | W 9 | W 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | W 8 | W 6 | W 8 | W 9 | W 9 | W 10 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | — | — | — | — | — | — | SSE 2 |
| kJ | — | 198 | 193 | 481 | 621 | 763 | 1461 | 3387 | 3946 | 3244 | 3191 | 3244 | 2879 | 2341 | — | — | — | — | — | — | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 14 | 400 | 366 | 366 | 67 | 297 | 341 | 380 | 593 | 803 | 794 | 380 | 380 | 366 | 128 | 6 | 36 | 28 | 17 | 0 | 34 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
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