Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (12 Oct):
- Morning surf: Morning surf (12 Oct, local time) - 2.5ft (0.7m), 12s period with W swell.
- Afternoon surf: Afternoon surf (12 Oct, local time) - 2.5ft (0.8m), 12s period with W swell.
- Evening surf: Evening surf (12 Oct, local time) - 2.5ft (0.7m), 11s period with W swell.
The current surf forecast for Ballyhiernan Bay at 10AM is: 0.8m 12s primary swell from a West direction and 0.3m 8s secondary swell from a North-northwest direction (forecast issued at 06:00am October 12). An open ocean swell of 0.1m 7s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Oct) | 2.5ft (0.7m) | 12s |
| Afternoon (12 Oct) | 2.5ft (0.8m) | 12s |
| Evening (12 Oct) | 2.5ft (0.7m) | 11s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 38mm), heaviest during Wed night. Very mild (max 18°C on Mon night, min 10°C on Tue night). Winds increasing (light winds from the WSW on Mon morning, near gales from the SSW by Wed morning). | |||||||||||||||||||||||
Monday 12 | Tuesday 13 | Wednesday 14 | |||||||||||||||||||||
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) | NNW 8 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | WSW 6 | W 9 | W 9 | W 8 | W 7 | W 8 | WNW 9 | WNW 10 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | W 12 | W 13 | WNW 14 | WNW 15 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 48 | 134 | 174 | 174 | 171 | 125 | 123 | 244 | 492 | 484 | 432 | 425 | 1130 | 972 | 1198 | 1245 | 984 | 950 | 757 | 1419 | 2530 | 4137 | 5885 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | cross | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | on |
High Tide | 7:37AM3.32m | 7:52PM3.33m | 8:07AM3.26m | 8:23PM3.15m | 8:38AM3.13m | 8:55PM2.92m | |||||||||||||||||
Low Tide | 1:37PM0.10m | 1:55AM0.18m | 2:11PM0.23m | 2:25AM0.35m | 2:45PM0.43m | ||||||||||||||||||
 |  |  | | | | | | |  |  |  | | | |  | | | | | | | | |
 | — | 7:52 | — | — | — | — | — | — | — | 7:54 | — | — | — | — | — | — | — | 7:56 | — | — | — | — | — |
 | — | — | — | — | 6:39 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:35 | — | — |
mm | 1 | — | — | — | — | — | 1 | 2 | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | 1 | 4 |
Temp °C | 14 | 14 | 14 | 15 | 16 | 17 | 18 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 10 | 10 | 12 | 13 | 15 | 16 | 16 | 12 |
Feels °C | 7 | 10 | 12 | 14 | 12 | 10 | 14 | 7 | 8 | 6 | 6 | 4 | 2 | 4 | 7 | 5 | 3 | 5 | 4 | 4 | 7 | 10 | 8 |
Swell 1 Height (m) Direction Period (s) | NNW 8 | W 12 | W 12 | W 12 | W 12 | W 11 | W 11 | N 8 | N 8 | WNW 11 | — | NW 14 | — | NW 14 | WNW 10 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | W 12 | W 13 | WNW 14 | WNW 15 |
| kJ | 48 | 134 | 174 | 174 | 171 | 125 | 123 | 1 | 1 | 43 | — | 91 | — | 268 | 1198 | 1245 | 984 | 950 | 757 | 1419 | 2530 | 4137 | 5885 |
Swell 2 Height (m) Direction Period (s) | WNW 10 | NNW 8 | NNW 8 | NNW 8 | NNW 7 | — | N 7 | N 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 37 | 26 | 13 | 6 | 5 | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | W 12 | E 6 | — | — | W 4 | NW 7 | N 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 26 | 1 | — | — | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 4 | SSE 3 | SE 7 | — | — | SSE 2 | SSW 4 | WSW 6 | W 9 | W 9 | W 8 | W 7 | W 8 | WNW 9 | — | — | — | — | SSW 4 | — | — | — | — |
| kJ | 14 | 4 | 2 | — | — | 2 | 21 | 244 | 492 | 484 | 432 | 425 | 1130 | 972 | — | — | — | — | 19 | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 296 | 93 | 61 | 0 | 0 | 0 | 0 | 322 | 331 | 438 | 146 | 67 | 386 | 391 | 408 | 67 | 28 | 0 | 60 | 391 | 421 | 727 | 728 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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