Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (09 Sep):
- Morning surf: Morning surf (09 Sep, local time) - 5ft (1.6m), 9s period with NNW swell.
- Afternoon surf: Afternoon surf (09 Sep, local time) - 3.5ft (1.0m), 8s period with NNW swell.
- Evening surf: Evening surf (09 Sep, local time) - 3ft (0.9m), 8s period with WNW swell.
The current surf forecast for Ballyhiernan Bay at 10AM is: 1.5m 9s primary swell from a North-northwest direction and 1.2m 9s secondary swell from a West-northwest direction (forecast issued at 06:00am September 09). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Sep) | 5ft (1.6m) | 9s |
| Afternoon (09 Sep) | 3.5ft (1.0m) | 8s |
| Evening (09 Sep) | 3ft (0.9m) | 8s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Thu morning. Very mild (max 17°C on Thu afternoon, min 12°C on Wed night). Mainly strong winds. | |||||||||||||||||||||||
Wednesday 9 | Thursday 10 | Friday 11 | |||||||||||||||||||||
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) | NNW 10 | NNW 9 | NNW 9 | NNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | WNW 7 | W 8 | W 9 | W 10 | W 11 | W 10 | W 10 | WNW 10 | WNW 8 | WNW 9 | WNW 9 | WNW 9 | WNW 12 | WNW 11 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 856 | 563 | 337 | 237 | 151 | 113 | 99 | 94 | 71 | 69 | 116 | 372 | 510 | 229 | 461 | 530 | 512 | 389 | 378 | 443 | 405 | 1062 | 686 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross | cross-on | cross | cross-off | off | off | off | off | off | cross-off | cross-off | cross | cross | cross-on | cross-on | cross | cross-on | cross | cross | cross-off | off |
High Tide | 5:37AM2.94m | 5:55PM3.44m | 6:19AM3.13m | 6:35PM3.63m | 6:56AM3.26m | 7:13PM3.72m | |||||||||||||||||
Low Tide | 11:31AM0.32m | 00:08AM0.10m | 12:13PM0.09m | 00:47AM-0.06m | 12:51PM-0.06m | ||||||||||||||||||
 |  | |  | | |  | | | | |  | |  | |  | | | | | | | | |
 | 6:50 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — |
 | — | — | — | — | — | 8:04 | — | — | — | — | — | — | — | 8:01 | — | — | — | — | — | — | — | 7:59 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 14 | 14 | 15 | 15 | 14 | 12 | 12 | 13 | 14 | 16 | 17 | 15 | 14 | 14 | 13 | 13 | 14 | 15 | 16 | 16 | 15 |
Feels °C | 6 | 9 | 10 | 10 | 10 | 11 | 10 | 7 | 7 | 6 | 7 | 12 | 12 | 9 | 8 | 7 | 6 | 7 | 9 | 10 | 11 | 13 | 10 |
Swell 1 Height (m) Direction Period (s) | NNW 10 | NNW 9 | NNW 9 | NNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | WNW 7 | W 8 | N 7 | N 7 | W 11 | N 8 | — | — | — | — | WNW 9 | WNW 9 | WNW 12 | WNW 11 |
| kJ | 856 | 563 | 337 | 237 | 140 | 113 | 99 | 94 | 71 | 69 | 116 | 4 | 1 | 229 | 1 | — | — | — | — | 443 | 405 | 1062 | 686 |
Swell 2 Height (m) Direction Period (s) | WNW 10 | WNW 9 | WNW 9 | WNW 8 | NNW 8 | NNW 8 | NNW 8 | N 7 | NNW 7 | NNW 7 | N 7 | — | — | N 7 | — | — | — | — | — | — | NW 12 | — | NW 14 |
| kJ | 334 | 249 | 208 | 157 | 151 | 85 | 62 | 28 | 18 | 10 | 4 | — | — | 1 | — | — | — | — | — | — | 167 | — | 499 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | W 13 | W 13 | W 12 | WNW 12 | W 12 | W 11 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 3 | 3 | 3 | 14 | 3 | 2 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | S 2 | S 3 | S 4 | W 9 | W 10 | W 6 | W 10 | W 10 | WNW 10 | WNW 8 | WNW 9 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 1 | 11 | 10 | 372 | 510 | 109 | 461 | 530 | 512 | 389 | 378 | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 146 | 6 | 6 | 128 | 6 | 0 | 0 | 0 | 26 | 421 | 128 | 146 | 411 | 280 | 341 | 341 | 347 | 146 | 128 | 36 | 14 | 0 | 0 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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