Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (14 Sep):
- Morning surf: Morning surf (14 Sep, local time) - 2ft (0.6m), 13s period with NNW swell.
- Afternoon surf: Afternoon surf (14 Sep, local time) - 3.5ft (1.0m), 8s period with W swell.
- Evening surf: Evening surf (14 Sep, local time) - 4ft (1.2m), 9s period with W swell.
The current surf forecast for Ballyhiernan Bay at 5AM is: 0.8m 9s primary swell from a Northwest direction and 0.5m 9s secondary swell from a West direction (forecast issued at 12:00am September 14). The wind direction is predicted to be offshore and the swell rating is 2.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Sep) | 2ft (0.6m) | 13s |
| Afternoon (14 Sep) | 3.5ft (1.0m) | 8s |
| Evening (14 Sep) | 4ft (1.2m) | 9s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Tue morning. Very mild (max 18°C on Mon morning, min 12°C on Wed morning). Winds increasing (light winds from the S on Sun night, strong winds from the WNW by Tue night). | ||||||||||||||||||||||||
Monday 14 | Tuesday 15 | Wednesday 16 | ||||||||||||||||||||||
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) | NW 9 | NW 9 | N 13 | NNW 13 | W 8 | W 8 | W 9 | W 9 | W 9 | W 10 | W 10 | W 7 | WNW 9 | WNW 9 | WNW 6 | WNW 7 | WNW 12 | WNW 11 | WNW 11 | NW 11 | WNW 10 | WNW 10 | WNW 9 | W 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 118 | 95 | 119 | 133 | 133 | 144 | 202 | 256 | 444 | 200 | 484 | 440 | 572 | 542 | 309 | 413 | 1508 | 1572 | 1421 | 1031 | 684 | 574 | 471 | 561 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | cross-off | cross-off | cross | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off |
High Tide | 8:38AM3.23m | 8:54PM3.31m | 9:09AM3.09m | 9:27PM3.03m | 9:42AM2.90m | 10:00PM2.73m | ||||||||||||||||||
Low Tide | 2:28AM0.06m | 2:38PM0.12m | 2:59AM0.27m | 3:13PM0.35m | 3:31AM0.53m | 3:49PM0.63m | ||||||||||||||||||
 |  |  |  | |  |  | |  |  | | |  | | | | | | | | | | |  | |
 | — | 6:58 | — | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — |
 | — | — | — | — | — | — | 7:52 | — | — | — | — | — | — | — | 7:49 | — | — | — | — | — | — | — | 7:45 | — |
mm | — | — | — | — | — | 1 | — | — | 1 | — | 1 | 2 | 3 | — | 1 | — | — | — | — | — | — | — | — | 2 |
Temp °C | 15 | 15 | 15 | 16 | 18 | 17 | 18 | 17 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 13 | 14 | 15 | 14 |
Feels °C | 13 | 13 | 12 | 13 | 16 | 15 | 17 | 13 | 9 | 9 | 7 | 8 | 8 | 8 | 6 | 5 | 5 | 6 | 7 | 7 | 8 | 8 | 10 | 9 |
Swell 1 Height (m) Direction Period (s) | NW 9 | NW 9 | W 9 | WNW 8 | W 8 | W 8 | W 9 | W 9 | N 12 | W 10 | N 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | N 10 | N 10 | N 10 | N 9 | NW 11 | WNW 10 | WNW 10 | WNW 9 | N 9 |
| kJ | 118 | 95 | 76 | 118 | 133 | 144 | 202 | 256 | 71 | 200 | 63 | 40 | 39 | 38 | 37 | 17 | 17 | 17 | 7 | 1031 | 684 | 574 | 471 | 6 |
Swell 2 Height (m) Direction Period (s) | W 9 | W 9 | NW 9 | NNW 13 | N 13 | N 12 | N 12 | N 12 | — | N 12 | — | — | — | — | — | — | — | — | — | N 9 | N 9 | N 9 | N 9 | — |
| kJ | 40 | 39 | 62 | 133 | 121 | 113 | 106 | 72 | — | 69 | — | — | — | — | — | — | — | — | — | 7 | 6 | 6 | 6 | — |
Swell 3 Height (m) Direction Period (s) | NNW 13 | N 12 | N 13 | — | WNW 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 55 | 78 | 119 | — | 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | S 2 | — | — | W 9 | W 5 | W 10 | W 7 | WNW 9 | WNW 9 | WNW 6 | WNW 7 | WNW 12 | WNW 11 | WNW 11 | — | — | — | — | W 9 |
| kJ | — | — | — | — | — | 1 | — | — | 444 | 45 | 484 | 440 | 572 | 542 | 309 | 413 | 1508 | 1572 | 1421 | — | — | — | — | 561 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 146 | 17 | 779 | 409 | 1121 | 794 | 341 | 441 | 476 | 345 | 161 | 142 | 146 | 146 | 67 | 60 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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