Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (24 Sep):
- Morning surf: Morning surf (24 Sep, local time) - 4.5ft (1.3m), 10s period with WNW swell.
- Afternoon surf: Afternoon surf (24 Sep, local time) - 5ft (1.5m), 11s period with WNW swell.
- Evening surf: Evening surf (24 Sep, local time) - 11ft (3.5m), 17s period with WNW swell.
The current surf forecast for Ballyhiernan Bay at 7PM is: 2.2m 12s primary swell from a West-northwest direction (forecast issued at 12:00pm September 24). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Sep) | 4.5ft (1.3m) | 10s |
| Afternoon (24 Sep) | 5ft (1.5m) | 11s |
| Evening (24 Sep) | 11ft (3.5m) | 17s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Thu morning. Very mild (max 17°C on Sat afternoon, min 11°C on Thu morning). Winds decreasing (strong winds from the SSE on Thu morning, moderate winds from the S by Sat afternoon). | |||||||||||||||||||||
Thu 24 | Friday 25 | Saturday 26 | |||||||||||||||||||
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) | WNW 10 | WNW 10 | WNW 12 | WNW 12 | WNW 17 | WNW 17 | WNW 16 | WNW 16 | WNW 16 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 245 | 325 | 741 | 1430 | 7253 | 7997 | 7088 | 6846 | 5960 | 4518 | 3662 | 2801 | 2397 | 2027 | 1913 | 1689 | 1220 | 1046 | 908 | 819 | 712 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | cross | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off |
High Tide | 5:48PM3.14m | 6:05AM2.95m | 6:18PM3.34m | 6:35AM3.13m | 6:48PM3.48m | ||||||||||||||||
Low Tide | 11:30AM0.51m | 11:58PM0.36m | 12:00PM0.30m | 00:27AM0.16m | 12:31PM0.14m | ||||||||||||||||
 | |  | |  |  | |  |  | | | | |  | | |  | | | | | |
 | 7:18 | — | — | — | — | — | — | 7:20 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — |
 | — | — | — | 7:25 | — | — | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:20 | — |
mm | 1 | 1 | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 11 | 14 | 16 | 14 | 14 | 13 | 13 | 13 | 13 | 14 | 15 | 14 | 13 | 13 | 13 | 13 | 14 | 16 | 17 | 16 | 14 |
Feels °C | 2 | 8 | 12 | 9 | 9 | 7 | 6 | 6 | 6 | 8 | 9 | 8 | 8 | 6 | 7 | 7 | 9 | 11 | 13 | 12 | 8 |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 12 | WNW 12 | WNW 17 | WNW 17 | WNW 16 | WNW 16 | WNW 16 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 |
| kJ | 245 | 325 | 741 | 1430 | 7253 | 7997 | 7088 | 6846 | 5960 | 4518 | 3662 | 2801 | 2397 | 2027 | 1913 | 1689 | 1220 | 1046 | 908 | 819 | 712 |
Swell 2 Height (m) Direction Period (s) | NW 13 | — | — | — | — | — | — | N 11 | N 11 | — | N 10 | — | — | — | N 10 | N 10 | N 10 | N 10 | — | — | — |
| kJ | 63 | — | — | — | — | — | — | 2 | 2 | — | 2 | — | — | — | 2 | 2 | 2 | 2 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 4 | S 4 | S 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 12 | 18 | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 400 | 151 | 0 | 28 | 36 | 67 | 67 | 67 | 36 | 36 | 36 | 36 | 60 | 366 | 146 | 67 | 128 | 467 | 17 | 0 | 60 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
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