Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (01 Oct):
- Afternoon surf: Afternoon surf (01 Oct, local time) - 10ft (3.0m), 14s period with WNW swell.
- Evening surf: Evening surf (01 Oct, local time) - 8ft (2.5m), 13s period with WNW swell.
The current surf forecast for Ballyhiernan Bay at 11PM is: 2.4m 13s primary swell from a West-northwest direction (forecast issued at 06:00pm October 01). The wind direction is predicted to be offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Oct) | - | - |
| Afternoon (01 Oct) | 10ft (3.0m) | 14s |
| Evening (01 Oct) | 8ft (2.5m) | 13s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Fri morning. Very mild (max 15°C on Thu afternoon, min 12°C on Thu night). Winds decreasing (fresh winds from the WSW on Fri afternoon, light winds from the SSW by Sat afternoon). | |||||||||||||||||||
Thu 1 | Friday 2 | Saturday 3 | |||||||||||||||||
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 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 10 |
Wave Graph  | |||||||||||||||||||
 kJ | 3200 | 2531 | 2067 | 1581 | 1163 | 1010 | 830 | 736 | 686 | 466 | 450 | 759 | 631 | 512 | 471 | 502 | 471 | 424 | 482 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | off |
High Tide | 9:54PM2.93m | 10:19AM2.86m | 10:51PM2.61m | 11:27AM2.64m | |||||||||||||||
Low Tide | 3:37PM0.42m | 3:59AM0.59m | 4:32PM0.70m | 4:57AM0.87m | 5:50PM0.95m | ||||||||||||||
 | |  |  | | |  |  |  |  |  | | | |  | | | | | |
 | — | — | — | — | — | 7:33 | — | — | — | — | — | — | — | 7:35 | — | — | — | — | — |
 | — | 7:07 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:01 | — |
mm | — | — | — | — | — | — | 2 | 6 | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 13 | 13 | 12 | 13 | 12 | 14 | 14 | 13 | 12 | 12 | 12 | 12 | 12 | 14 | 14 | 14 | 13 |
Feels °C | 9 | 9 | 6 | 8 | 7 | 7 | 7 | 10 | 7 | 6 | 4 | 5 | 6 | 7 | 7 | 9 | 9 | 11 | 10 |
Swell 1 Height (m) Direction Period (s) | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 10 |
| kJ | 3200 | 2531 | 2067 | 1581 | 1163 | 1010 | 830 | 736 | 686 | 466 | 450 | 759 | 631 | 512 | 471 | 502 | 471 | 424 | 482 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | N 12 | N 12 | N 12 | N 12 | N 11 | N 11 | N 12 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 3 | 3 | 3 | 10 | 10 | 10 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | W 16 | W 16 | W 16 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 5 | 5 | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | S 3 | SSE 3 | S 3 | WSW 5 | W 6 | W 6 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 2 | 3 | 5 | 78 | 134 | 128 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 50 | 50 | 26 | 8 | 8 | 26 | 26 | 36 | 361 | 361 | 146 | 67 | 36 | 28 | 28 | 28 | 28 | 0 | 0 |
Best forecast wave conditions in Donegal | |||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||
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