Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (02 Sep):
- Morning surf: Morning surf (02 Sep, local time) - 2.5ft (0.8m), 8s period with WNW swell.
- Afternoon surf: Afternoon surf (02 Sep, local time) - 2.5ft (0.7m), 8s period with NNW swell.
- Evening surf: Evening surf (02 Sep, local time) - 3ft (0.9m), 7s period with W swell.
The current surf forecast for Ballyhiernan Bay at 4AM is: 1.1m 8s primary swell from a West-northwest direction and 0.3m 8s secondary swell from a North direction (forecast issued at 12:00am September 02). The wind direction is predicted to be offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Sep) | 2.5ft (0.8m) | 8s |
| Afternoon (02 Sep) | 2.5ft (0.7m) | 8s |
| Evening (02 Sep) | 3ft (0.9m) | 7s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 12mm), heaviest on Tue night. Very mild (max 17°C on Wed afternoon, min 14°C on Tue night). Winds increasing (light winds from the SSW on Tue night, near gales from the W by Fri morning). | ||||||||||||||||||||||||
Wednesday 2 | Thursday 3 | Friday 4 | ||||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | NNW 8 | NNW 9 | W 7 | NNW 10 | W 7 | W 7 | W 7 | W 7 | W 6 | W 7 | W 9 | W 10 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 13 | WNW 12 | WNW 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 159 | 138 | 113 | 79 | 58 | 75 | 99 | 83 | 139 | 168 | 131 | 114 | 116 | 144 | 328 | 656 | 1090 | 2161 | 3531 | 4493 | 5080 | 4976 | 3895 | 3138 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | off | off | off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross-on | cross-on |
High Tide | 9:49AM2.95m | 10:09PM3.00m | 10:33AM2.77m | 10:59PM2.72m | 11:32AM2.57m | |||||||||||||||||||
Low Tide | 3:38AM0.34m | 3:51PM0.45m | 4:20AM0.57m | 4:40PM0.69m | 5:12AM0.82m | 5:47PM0.94m | ||||||||||||||||||
 |  |  |  | | | |  | |  | |  | | | | | | | | |  |  | | | |
 | — | 6:37 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:22 | — | — | — | — | — | — | — | 8:20 | — | — | — | — | — | — | — | 8:16 | — |
mm | — | — | 1 | — | 1 | — | — | 1 | — | — | — | — | 1 | 1 | 1 | — | — | — | — | 1 | 1 | — | 1 | — |
Temp °C | 15 | 14 | 14 | 15 | 15 | 16 | 17 | 17 | 16 | 15 | 14 | 16 | 17 | 16 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 |
Feels °C | 15 | 13 | 12 | 12 | 11 | 14 | 15 | 14 | 11 | 10 | 11 | 13 | 12 | 9 | 7 | 7 | 6 | 5 | 4 | 4 | 5 | 5 | 6 | 7 |
Swell 1 Height (m) Direction Period (s) | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | NNW 8 | NNW 9 | NNW 9 | NNW 10 | N 10 | W 7 | W 7 | N 10 | N 10 | NNW 10 | NNW 10 | N 10 | N 9 | N 9 | N 9 | N 9 | — | — | — |
| kJ | 159 | 138 | 113 | 79 | 58 | 75 | 99 | 79 | 133 | 100 | 131 | 114 | 73 | 49 | 31 | 31 | 16 | 15 | 6 | 6 | 2 | — | — | — |
Swell 2 Height (m) Direction Period (s) | NNW 6 | N 8 | N 8 | NNW 7 | NNW 9 | WNW 7 | NNW 11 | N 11 | W 16 | W 16 | N 10 | N 10 | W 18 | W 17 | — | — | — | — | — | — | — | — | — | — |
| kJ | 6 | 10 | 5 | 17 | 44 | 43 | 43 | 58 | 5 | 5 | 100 | 74 | 6 | 6 | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | N 8 | W 17 | W 16 | N 6 | NW 7 | NNW 12 | W 16 | W 16 | — | — | W 17 | W 17 | W 15 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 5 | 6 | 5 | 3 | 2 | 28 | 5 | 5 | — | — | 6 | 6 | 4 | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | W 7 | W 7 | W 6 | W 7 | — | — | W 7 | W 6 | W 7 | W 9 | W 10 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 13 | WNW 12 | WNW 12 |
| kJ | — | — | — | — | — | — | 86 | 83 | 139 | 168 | — | — | 116 | 144 | 328 | 656 | 1090 | 2161 | 3531 | 4493 | 5080 | 4976 | 3895 | 3138 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 6 | 146 | 10 | 10 | 14 | 779 | 446 | 366 | 280 | 347 | 341 | 380 | 380 | 380 | 794 | 619 | 366 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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