Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (15 Oct):
- Morning surf: Morning surf (15 Oct, local time) - 11ft (3.5m), 14s period with WNW swell.
- Afternoon surf: Afternoon surf (15 Oct, local time) - 11ft (3.5m), 13s period with WNW swell.
- Evening surf: Evening surf (15 Oct, local time) - 10ft (3.0m), 13s period with WNW swell.
The current surf forecast for Ballyhiernan Bay at 5PM is: 3.0m 13s primary swell from a West-northwest direction (forecast issued at 12:00pm October 15). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Oct) | 11ft (3.5m) | 14s |
| Afternoon (15 Oct) | 11ft (3.5m) | 13s |
| Evening (15 Oct) | 10ft (3.0m) | 13s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Fri morning. Very mild (max 13°C on Thu morning, min 8°C on Sat night). Winds decreasing (fresh winds from the WSW on Thu morning, calm by Sat morning). | |||||||||||||||||||||
Thu 15 | Friday 16 | Saturday 17 | |||||||||||||||||||
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 14 | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | NW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | NW 11 | NW 12 | NW 11 | WNW 11 | WNW 11 | WNW 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 4215 | 4080 | 3697 | 2817 | 2760 | 2357 | 1180 | 1054 | 1247 | 1033 | 918 | 923 | 735 | 612 | 635 | 754 | 648 | 530 | 386 | 379 | 291 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross | cross | cross | cross | cross-on | cross-on | on | on | on | on | on | on | on | cross-on | glassy | glassy | cross-off | off |
High Tide | 9:11AM2.95m | 9:28PM2.67m | 9:47AM2.73m | 10:06PM2.42m | 10:34AM2.50m | ||||||||||||||||
Low Tide | 3:21PM0.67m | 3:29AM0.80m | 4:01PM0.94m | 4:09AM1.02m | 4:53PM1.19m | ||||||||||||||||
 | |  |  | |  | |  |  | | | | | | |  |  | | | | | |
 | 7:58 | — | — | — | — | — | — | 8:00 | — | — | — | — | — | — | — | 8:03 | — | — | — | — | — |
 | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:28 | — | — |
mm | — | — | — | — | — | 1 | 1 | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 13 | 12 | 12 | 11 | 11 | 11 | 11 | 12 | 12 | 12 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
Feels °C | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 4 | 5 | 4 | 6 | 7 | 8 | 9 | 9 | 8 | 7 |
Swell 1 Height (m) Direction Period (s) | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | NW 12 | NW 11 | NNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | NW 11 | NW 12 | NW 11 | WNW 11 | WNW 11 | WNW 11 |
| kJ | 4215 | 4080 | 3697 | 2817 | 2760 | 2357 | 880 | 1054 | 573 | 1033 | 918 | 923 | 735 | 612 | 635 | 754 | 648 | 530 | 386 | 379 | 291 |
Swell 2 Height (m) Direction Period (s) | — | — | — | W 13 | — | — | — | — | — | — | NNW 15 | NNW 14 | NNW 14 | NNW 10 | N 13 | N 13 | N 13 | N 13 | N 12 | NNW 12 | N 12 |
| kJ | — | — | — | 355 | — | — | — | — | — | — | 46 | 158 | 304 | 307 | 427 | 421 | 339 | 329 | 304 | 244 | 184 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | N 13 | NNW 7 | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 361 | 114 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | WNW 12 | W 13 | WNW 12 | NW 11 | NNW 11 | NNW 10 | NNW 10 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 1180 | 972 | 1247 | 593 | 513 | 353 | 363 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 36 | 67 | 36 | 36 | 36 | 36 | 67 | 347 | 347 | 475 | 476 | 414 | 279 | 90 | 83 | 83 | 6 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
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