Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (02 Aug):
- Afternoon surf: Afternoon surf (02 Aug, local time) - 4.5ft (1.3m), 7s period with WNW swell.
- Evening surf: Evening surf (02 Aug, local time) - 3.5ft (1.1m), 7s period with NW swell.
The current surf forecast for Ballyhiernan Bay at 12AM is: 1.0m 7s primary swell from a Northwest direction and 0.5m 9s secondary swell from a North direction (forecast issued at 06:00pm August 01). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Aug) | - | - |
| Afternoon (02 Aug) | 4.5ft (1.3m) | 7s |
| Evening (02 Aug) | 3.5ft (1.1m) | 7s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Mon night. Very mild (max 16°C on Sun afternoon, min 11°C on Sat night). Wind will be generally light. | |||||||||||||||||||
Sat 1 | Sunday 2 | Monday 3 | |||||||||||||||||
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 7 | WNW 7 | NW 7 | NW 7 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | N 8 | N 8 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 138 | 120 | 100 | 96 | 125 | 142 | 123 | 101 | 88 | 67 | 55 | 51 | 51 | 55 | 78 | 79 | 79 | 59 | 57 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross-off | cross-off | off | cross-off | cross | glassy | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross |
High Tide | 8:53PM3.31m | 9:07AM2.93m | 9:25PM3.25m | 9:40AM2.87m | 9:58PM3.14m | ||||||||||||||
Low Tide | 2:31PM0.24m | 3:02AM0.32m | 3:03PM0.28m | 3:34AM0.36m | 3:38PM0.39m | ||||||||||||||
 |  |  | | | |  | | | | |  | | | | | | | | |
 | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — |
 | — | 9:35 | — | — | — | — | — | — | — | 9:32 | — | — | — | — | — | — | — | 9:30 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | — | — | — | — | — | — |
Temp °C | 14 | 14 | 13 | 13 | 12 | 11 | 13 | 15 | 16 | 14 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 15 |
Feels °C | 9 | 10 | 10 | 11 | 11 | 10 | 11 | 13 | 15 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 10 | 12 | 13 |
Swell 1 Height (m) Direction Period (s) | N 7 | N 7 | NW 7 | NW 7 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 8 | NW 7 | N 8 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 |
| kJ | 9 | 9 | 100 | 96 | 125 | 142 | 123 | 101 | 88 | 67 | 55 | 44 | 51 | 55 | 78 | 79 | 79 | 59 | 57 |
Swell 2 Height (m) Direction Period (s) | W 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 8 | NW 7 | NW 7 | NW 7 | NW 7 | NW 7 | NW 6 | NW 6 |
| kJ | 6 | 16 | 42 | 59 | 59 | 60 | 59 | 57 | 57 | 54 | 54 | 51 | 33 | 26 | 17 | 16 | 11 | 6 | 6 |
Swell 3 Height (m) Direction Period (s) | N 10 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 9 |
| kJ | 2 | 13 | 12 | 5 | 5 | 6 | 5 | 6 | 2 | 8 | 8 | 7 | 7 | 7 | 16 | 7 | 7 | 7 | 2 |
Wind waves Height (m) Direction Period (s) | WNW 7 | WNW 7 | — | — | — | — | — | — | — | — | — | — | — | ENE 3 | — | — | — | ENE 4 | NE 4 |
| kJ | 138 | 120 | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | 3 | 7 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 384 | 370 | 6 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 21 | 21 |
Best forecast wave conditions in Donegal | |||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||
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