Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (23 Sep):
- Morning surf: Morning surf (23 Sep, local time) - 6.5ft (2.0m), 13s period with WNW swell.
- Afternoon surf: Afternoon surf (23 Sep, local time) - 6ft (1.8m), 12s period with WNW swell.
- Evening surf: Evening surf (23 Sep, local time) - 5ft (1.6m), 11s period with WNW swell.
The current surf forecast for Ballyhiernan Bay at 10AM is: 2.0m 13s primary swell from a West-northwest direction (forecast issued at 06:00am September 23). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | 6.5ft (2.0m) | 13s |
| Afternoon (23 Sep) | 6ft (1.8m) | 12s |
| Evening (23 Sep) | 5ft (1.6m) | 11s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Wed morning. Very mild (max 17°C on Thu afternoon, min 11°C on Wed night). Winds increasing (light winds from the WSW on Wed afternoon, strong winds from the SSE by Thu morning). | |||||||||||||||||||||||
Wednesday 23 | Thursday 24 | Friday 25 | |||||||||||||||||||||
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) | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 11 | WNW 12 | WNW 18 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | WNW 14 | WNW 14 | WNW 13 | WNW 13 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 1629 | 1384 | 1289 | 1032 | 850 | 710 | 553 | 543 | 433 | 354 | 245 | 281 | 541 | 1252 | 5921 | 7109 | 7091 | 7004 | 5882 | 4395 | 3657 | 2584 | 2164 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross | off | off | off | off | off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off |
High Tide | 5:02AM2.52m | 5:17PM2.90m | 5:34AM2.74m | 5:48PM3.14m | 6:05AM2.95m | 6:18PM3.34m | |||||||||||||||||
Low Tide | 10:57AM0.76m | 11:29PM0.61m | 11:30AM0.51m | 11:58PM0.36m | 12:00PM0.30m | ||||||||||||||||||
 |  |  |  |  |  | |  | | | | | |  |  | | | | | | | | | |
 | — | 7:16 | — | — | — | — | — | — | — | 7:18 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — |
 | — | — | — | — | — | 7:28 | — | — | — | — | — | — | — | 7:25 | — | — | — | — | — | — | — | 7:22 | — |
mm | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 13 | 12 | 12 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 12 | 15 | 17 | 13 | 14 | 13 | 13 | 13 | 13 | 13 | 14 | 13 | 11 |
Feels °C | 10 | 8 | 7 | 9 | 9 | 10 | 9 | 7 | 5 | 3 | 3 | 7 | 11 | 7 | 9 | 7 | 7 | 7 | 8 | 8 | 10 | 9 | 6 |
Swell 1 Height (m) Direction Period (s) | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 11 | WNW 12 | WNW 18 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | WNW 14 | WNW 14 | WNW 13 | WNW 13 |
| kJ | 1629 | 1384 | 1289 | 1032 | 850 | 710 | 553 | 543 | 433 | 354 | 245 | 281 | 541 | 1252 | 5921 | 7109 | 7091 | 7004 | 5882 | 4395 | 3657 | 2584 | 2164 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | NW 13 | — | — | — | — | — | — | N 11 | N 11 | N 10 | N 10 | N 10 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 63 | — | — | — | — | — | — | 2 | 2 | 2 | 2 | 2 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | S 3 | S 4 | S 4 | S 4 | S 4 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 4 | 12 | 18 | 14 | 2 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 28 | 36 | 146 | 146 | 28 | 26 | 0 | 0 | 26 | 151 | 366 | 400 | 151 | 366 | 36 | 67 | 67 | 50 | 36 | 36 | 50 | 26 | 0 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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