Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (29 Oct):
- Morning surf: Morning surf (29 Oct, local time) - 3.5ft (1.1m), 10s period with W swell.
- Afternoon surf: Afternoon surf (29 Oct, local time) - 4.5ft (1.3m), 11s period with WNW swell.
- Evening surf: Evening surf (29 Oct, local time) - 5ft (1.6m), 13s period with WNW swell.
The current surf forecast for Ballyhiernan Bay at 1AM is: 1.4m 10s primary swell from a West-northwest direction and 1.2m 10s secondary swell from a Northwest direction (forecast issued at 05:00pm October 28). The wind direction is predicted to be offshore and the swell rating is 3.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Oct) | 3.5ft (1.1m) | 10s |
| Afternoon (29 Oct) | 4.5ft (1.3m) | 11s |
| Evening (29 Oct) | 5ft (1.6m) | 13s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Fri night. Very mild (max 14°C on Fri afternoon, min 9°C on Thu morning). Winds decreasing (strong winds from the SSE on Thu night, light winds from the SSW by Fri night). | |||||||||||||||||||
Wed 28 | Thursday 29 | Friday 30 | |||||||||||||||||
3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | WNW 11 | WNW 11 | NW 11 | WNW 10 | WNW 11 | WNW 10 | W 10 | W 10 | WNW 11 | WNW 13 | WNW 13 | W 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 1720 | 724 | 524 | 443 | 392 | 306 | 240 | 308 | 430 | 786 | 901 | 775 | 690 | 690 | 581 | 563 | 528 | 511 | 503 |
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 | off | off | off | off | off | off | off | off | off | off | off | off |
High Tide | 7:13PM3.37m | 7:34AM3.36m | 7:59PM3.15m | 8:22AM3.20m | 8:50PM2.87m | ||||||||||||||
Low Tide | 12:57PM0.03m | 1:17AM0.12m | 1:43PM0.17m | 2:01AM0.32m | 2:34PM0.38m | ||||||||||||||
 |  | |  | | |  | | | | | |  | |  | | | | | |
 | — | — | — | — | — | 7:28 | — | — | — | — | — | — | — | 7:30 | — | — | — | — | — |
 | 5:01 | — | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 4:58 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 12 | 11 | 12 | 10 | 9 | 11 | 13 | 12 | 11 | 10 | 10 | 9 | 10 | 13 | 14 | 14 | 14 |
Feels °C | 8 | 10 | 9 | 7 | 8 | 5 | 3 | 5 | 6 | 5 | 3 | 2 | 1 | -1 | 1 | 5 | 8 | 9 | 11 |
Swell 1 Height (m) Direction Period (s) | WNW 11 | WNW 11 | W 10 | WNW 10 | WNW 11 | WNW 10 | W 10 | W 10 | WNW 11 | WNW 13 | WNW 13 | W 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 |
| kJ | 1720 | 724 | 506 | 443 | 392 | 306 | 240 | 308 | 430 | 786 | 901 | 775 | 690 | 690 | 581 | 563 | 528 | 511 | 503 |
Swell 2 Height (m) Direction Period (s) | — | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NNW 10 | NNW 10 | NW 9 | NW 9 | NNW 9 | NW 9 | NNW 11 | NNW 11 | NNW 11 | NNW 12 | NNW 12 | NNW 11 | NW 16 |
| kJ | — | 582 | 524 | 310 | 298 | 229 | 171 | 120 | 86 | 40 | 31 | 19 | 13 | 25 | 25 | 26 | 26 | 24 | 125 |
Swell 3 Height (m) Direction Period (s) | — | — | NW 14 | NW 13 | — | — | — | — | — | N 12 | N 12 | NNW 11 | NNW 8 | — | NW 8 | — | — | — | NNW 11 |
| kJ | — | — | 46 | 85 | — | — | — | — | — | 3 | 11 | 13 | 7 | — | 3 | — | — | — | 23 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | SSE 2 | SSE 2 | S 3 | S 3 | S 3 | S 4 | S 4 | S 4 | S 4 | SSE 4 | SSE 4 | S 3 | S 3 | — |
| kJ | — | — | — | — | — | 1 | 1 | 2 | 3 | 5 | 12 | 13 | 18 | 18 | 15 | 10 | 6 | 6 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 36 | 17 | 0 | 0 | 0 | 0 | 21 | 60 | 60 | 60 | 400 | 400 | 400 | 355 | 355 | 355 | 26 | 5 | 0 |
Best forecast wave conditions in Donegal | |||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||
Header Global | |||||||||||||||||||
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Surf Rating (10 Max)
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