Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 11ft (3.5m), 13s period with NW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 10ft (3.0m), 12s period with WNW swell.
- Evening surf: Evening surf (18 Sep, local time) - 10ft (3.0m), 11s period with WNW swell.
The current surf forecast for Ballyhiernan Bay at 12PM is: 3.0m 13s primary swell from a Northwest direction (forecast issued at 06:00am September 18). The wind direction is predicted to be offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 11ft (3.5m) | 13s |
| Afternoon (18 Sep) | 10ft (3.0m) | 12s |
| Evening (18 Sep) | 10ft (3.0m) | 11s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Sun night. Very mild (max 17°C on Sun night, min 11°C on Sun night). Winds decreasing (strong winds from the WSW on Fri night, calm by Sun afternoon). | |||||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | |||||||||||||||||||||
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 14 | NW 13 | NW 13 | NW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 11 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | NW 12 | NW 11 | WNW 12 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 5574 | 4398 | 3436 | 2329 | 2671 | 2243 | 1887 | 1615 | 1485 | 1773 | 2258 | 2721 | 3262 | 3435 | 3388 | 3527 | 3124 | 2605 | 2150 | 1825 | 1572 | 1256 | 1062 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross | glassy | off |
High Tide | 11:03AM2.43m | 11:32PM2.17m | 12:21PM2.22m | 1:21AM2.01m | 2:32PM2.20m | ||||||||||||||||||
Low Tide | 5:23PM1.22m | 5:44AM1.31m | 7:01PM1.41m | 7:38AM1.40m | 9:09PM1.35m | ||||||||||||||||||
 |  |  | | |  |  | | | |  | | | |  | | | | | | | | | |
 | — | 7:07 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — |
 | — | — | — | — | — | 7:40 | — | — | — | — | — | — | — | 7:38 | — | — | — | — | — | — | — | 7:36 | — |
mm | — | — | 1 | 1 | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 |
Temp °C | 13 | 13 | 12 | 14 | 16 | 16 | 16 | 14 | 15 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 11 |
Feels °C | 6 | 7 | 7 | 8 | 9 | 9 | 9 | 7 | 7 | 5 | 4 | 4 | 4 | 4 | 4 | 3 | 4 | 5 | 6 | 8 | 9 | 13 | 6 |
Swell 1 Height (m) Direction Period (s) | NW 14 | NW 13 | NW 13 | NW 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 12 | NW 12 | NW 11 | WNW 12 |
| kJ | 5574 | 4398 | 3436 | 2329 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1825 | 1572 | 1256 | 1062 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 9 | NNW 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 27 | 101 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 11 | WNW 11 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | — | — | — | — |
| kJ | — | — | — | — | 2671 | 2243 | 1887 | 1615 | 1485 | 1773 | 2258 | 2721 | 3262 | 3435 | 3388 | 3527 | 3124 | 2605 | 2150 | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 779 | 36 | 794 | 366 | 366 | 67 | 366 | 779 | 779 | 772 | 779 | 380 | 803 | 341 | 341 | 366 | 347 | 134 | 128 | 128 | 17 | 0 | 0 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
Header Global | |||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Ballyhiernan Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest