Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (04 Aug):
- Morning surf: Morning surf (04 Aug, local time) - 2.5ft (0.8m), 8s period with NNW swell.
- Afternoon surf: Afternoon surf (04 Aug, local time) - 2.5ft (0.8m), 8s period with NNW swell.
- Evening surf: Evening surf (04 Aug, local time) - 3ft (0.9m), 9s period with NNW swell.
The current surf forecast for Ballyhiernan Bay at 6AM is: 0.8m 6s primary swell from a North direction and 0.1m 9s secondary swell from a West direction (forecast issued at 12:00am August 04). An open ocean swell of 0.2m 5s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Aug) | 2.5ft (0.8m) | 8s |
| Afternoon (04 Aug) | 2.5ft (0.8m) | 8s |
| Evening (04 Aug) | 3ft (0.9m) | 9s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 30mm), heaviest during Mon night. Very mild (max 17°C on Mon night, min 13°C on Tue night). Winds increasing (light winds from the S on Tue morning, near gales from the W by Wed afternoon). | ||||||||||||||||||||||||
Tuesday 4 | Wednesday 5 | Thursday 6 | ||||||||||||||||||||||
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) | N 9 | N 9 | N 6 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 9 | NW 8 | NNW 10 | NW 8 | NW 9 | NW 9 | NW 9 | NW 9 | NW 8 | NW 8 | NW 7 | WNW 7 | NNW 7 | NW 6 | W 6 | WNW 5 | W 5 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 74 | 99 | 52 | 85 | 85 | 87 | 90 | 134 | 277 | 251 | 1286 | 2036 | 2276 | 2082 | 1573 | 987 | 560 | 440 | 158 | 124 | 113 | 41 | 49 | 23 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | cross-off | cross | cross | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross | cross | cross-off |
High Tide | 10:18AM2.77m | 10:37PM2.98m | 11:02AM2.65m | 11:25PM2.79m | 11:58AM2.52m | |||||||||||||||||||
Low Tide | 4:10AM0.46m | 4:16PM0.53m | 4:52AM0.59m | 5:03PM0.72m | 5:43AM0.77m | 6:04PM0.90m | ||||||||||||||||||
 |  |  |  | | | | | |  | | | | | | | | |  |  | | | | | |
 | — | 5:41 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:29 | — | — | — | — | — | — | — | 9:27 | — | — | — | — | — | — | — | 9:24 | — |
mm | — | 8 | 1 | — | — | 1 | — | — | — | 1 | 3 | 2 | 1 | 2 | 5 | 2 | 1 | 1 | 1 | — | — | — | — | — |
Temp °C | 15 | 15 | 15 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 14 | 14 |
Feels °C | 14 | 14 | 13 | 16 | 16 | 14 | 11 | 10 | 10 | 7 | 4 | 3 | 3 | 3 | 4 | 7 | 8 | 8 | 8 | 10 | 9 | 10 | 11 | 11 |
Swell 1 Height (m) Direction Period (s) | N 9 | N 9 | N 6 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 9 | NNW 10 | NNW 10 | — | — | — | — | — | — | — | — | N 7 | NNW 7 | WNW 10 | N 7 | N 6 | NW 6 |
| kJ | 74 | 99 | 52 | 85 | 85 | 87 | 90 | 134 | 41 | 251 | — | — | — | — | — | — | — | — | 134 | 124 | 9 | 32 | 19 | 15 |
Swell 2 Height (m) Direction Period (s) | NW 6 | W 9 | W 9 | — | W 9 | W 9 | W 9 | — | — | — | — | — | — | — | — | — | — | — | WNW 10 | WNW 10 | — | NNW 6 | WNW 10 | NNW 6 |
| kJ | 6 | 2 | 2 | — | 2 | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | 10 | 9 | — | 14 | 9 | 12 |
Swell 3 Height (m) Direction Period (s) | W 9 | — | — | W 9 | — | W 11 | W 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 10 | — | WNW 10 |
| kJ | 2 | — | — | 2 | — | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 9 | — | 9 |
Wind waves Height (m) Direction Period (s) | — | — | E 5 | — | — | — | W 3 | WNW 4 | NW 8 | WNW 6 | NW 8 | NW 9 | NW 9 | NW 9 | NW 9 | NW 8 | NW 8 | NW 7 | WNW 7 | W 6 | NW 6 | W 6 | WNW 5 | W 5 |
| kJ | — | — | 2 | — | — | — | 2 | 25 | 277 | 190 | 1286 | 2036 | 2276 | 2082 | 1573 | 987 | 560 | 440 | 158 | 49 | 113 | 41 | 49 | 23 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 6 | 6 | 6 | 6 | 6 | 329 | 345 | 142 | 142 | 408 | 375 | 645 | 779 | 779 | 146 | 365 | 128 | 6 | 358 | 337 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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