Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (10 Aug):
- Morning surf: Morning surf (10 Aug, local time) - 2.5ft (0.8m), 11s period with NNW swell.
- Afternoon surf: Afternoon surf (10 Aug, local time) - 3.5ft (1.1m), 10s period with NNW swell.
- Evening surf: Evening surf (10 Aug, local time) - 3ft (0.9m), 10s period with NNW swell.
The current surf forecast for Ballyhiernan Bay at 3AM is: 1.2m 8s primary swell from a West-northwest direction and 0.2m 8s secondary swell from a North direction (forecast issued at 12:00am August 10). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Aug) | 2.5ft (0.8m) | 11s |
| Afternoon (10 Aug) | 3.5ft (1.1m) | 10s |
| Evening (10 Aug) | 3ft (0.9m) | 10s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Wed afternoon. Warm (max 24°C on Wed afternoon, min 13°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||||||
Monday 10 | Tuesday 11 | Wednesday 12 | ||||||||||||||||||||||
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 | NNW 11 | NNW 10 | NNW 10 | N 10 | NNW 10 | NNW 9 | N 9 | N 9 | N 8 | N 8 | NNW 8 | WNW 12 | WNW 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 188 | 179 | 136 | 161 | 231 | 255 | 196 | 157 | 110 | 78 | 56 | 36 | 34 | 22 | 29 | 43 | 86 | 102 | 71 | 68 | 68 | 66 | 64 | 95 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-off | off | off | off | off | off | off | off | off | off | off | off | off | off | cross-off | glassy | glassy |
High Tide | 4:48AM2.75m | 5:16PM3.06m | 5:45AM2.96m | 6:08PM3.37m | 6:33AM3.13m | 6:53PM3.61m | ||||||||||||||||||
Low Tide | 10:27PM0.72m | 10:50AM0.61m | 11:29PM0.42m | 11:43AM0.35m | 00:20AM0.16m | 12:29PM0.12m | ||||||||||||||||||
 |  |  | |  | |  |  | | | | | | | | | | | | | | |  | | |
 | — | 5:52 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:16 | — | — | — | — | — | — | — | 9:15 | — | — | — | — | — | — | — | 9:12 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — |
Temp °C | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 15 | 19 | 22 | 22 | 21 | 20 | 19 | 17 | 18 | 21 | 24 | 22 | 19 |
Feels °C | 11 | 11 | 12 | 12 | 11 | 11 | 12 | 13 | 12 | 10 | 10 | 10 | 14 | 18 | 20 | 18 | 17 | 16 | 14 | 15 | 19 | 24 | 23 | 21 |
Swell 1 Height (m) Direction Period (s) | WNW 8 | WNW 8 | WNW 8 | WNW 8 | NNW 10 | NNW 10 | N 10 | NNW 10 | NNW 9 | N 9 | N 9 | N 8 | N 8 | NNW 8 | NNW 8 | WNW 11 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 12 |
| kJ | 188 | 179 | 136 | 100 | 231 | 255 | 196 | 157 | 110 | 78 | 56 | 36 | 34 | 22 | 21 | 43 | 86 | 102 | 71 | 68 | 68 | 66 | 64 | 95 |
Swell 2 Height (m) Direction Period (s) | N 8 | N 8 | NNW 8 | NNW 11 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | W 7 | W 7 | W 7 | W 7 | NW 7 | W 7 | W 6 | N 8 | N 8 | N 8 | N 8 | N 7 | N 7 | N 7 | N 7 | N 7 |
| kJ | 6 | 5 | 13 | 161 | 93 | 66 | 58 | 44 | 25 | 24 | 15 | 15 | 8 | 8 | 7 | 11 | 10 | 4 | 4 | 4 | 1 | 1 | 1 | 1 |
Swell 3 Height (m) Direction Period (s) | — | — | NNW 12 | — | — | — | — | W 10 | NW 8 | NW 8 | NW 8 | NW 8 | W 7 | NW 7 | WNW 12 | W 7 | NW 7 | NW 7 | NW 6 | NW 6 | — | — | — | — |
| kJ | — | — | 14 | — | — | — | — | 2 | 14 | 9 | 9 | 9 | 8 | 8 | 29 | 9 | 2 | 2 | 2 | 2 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | S 2 | SSE 2 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 36 | 28 | 28 | 6 | 6 | 72 | 28 | 0 | 0 | 0 | 0 | 5 | 0 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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