Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (29 Sep):
- Morning surf: Morning surf (29 Sep, local time) - 3ft (0.9m), 10s period with WNW swell.
- Afternoon surf: Afternoon surf (29 Sep, local time) - 2.5ft (0.7m), 11s period with W swell.
- Evening surf: Evening surf (29 Sep, local time) - 1.5ft (0.5m), 11s period with W swell.
The current surf forecast for Ballyhiernan Bay at 6PM is: 0.6m 11s primary swell from a West direction and 0.2m 11s secondary swell from a North-northwest direction (forecast issued at 12:00pm September 29). An open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Sep) | 3ft (0.9m) | 10s |
| Afternoon (29 Sep) | 2.5ft (0.7m) | 11s |
| Evening (29 Sep) | 1.5ft (0.5m) | 11s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Tue night. Very mild (max 19°C on Tue night, min 11°C on Wed night). Winds decreasing (near gales from the SE on Tue afternoon, light winds from the SSW by Thu night). | |||||||||||||||||||||
Tue 29 | Wednesday 30 | Thursday 1 | |||||||||||||||||||
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 10 | WNW 10 | W 11 | W 11 | W 11 | W 10 | W 12 | W 12 | W 11 | W 10 | W 12 | W 13 | W 14 | WNW 15 | WNW 15 | WNW 15 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 155 | 106 | 93 | 83 | 59 | 34 | 74 | 66 | 58 | 52 | 73 | 813 | 2811 | 4619 | 5291 | 4919 | 4164 | 3403 | 2789 | 2221 | 1677 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | off | off | cross-off |
High Tide | 8:12AM3.33m | 8:29PM3.42m | 8:48AM3.24m | 9:08PM3.21m | 9:29AM3.08m | 9:54PM2.93m | |||||||||||||||
Low Tide | 2:13PM0.05m | 2:36AM0.12m | 2:52PM0.19m | 3:14AM0.33m | 3:37PM0.42m | ||||||||||||||||
 |  | | |  |  | |  |  | | | | | | | | | | | | | |
 | 7:28 | — | — | — | — | — | — | 7:30 | — | — | — | — | — | — | — | 7:31 | — | — | — | — | — |
 | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:07 | — |
mm | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 15 | 16 | 18 | 19 | 17 | 15 | 14 | 14 | 16 | 15 | 14 | 13 | 13 | 12 | 11 | 11 | 15 | 15 | 15 | 14 |
Feels °C | 7 | 7 | 7 | 8 | 11 | 12 | 8 | 6 | 4 | 8 | 6 | 5 | 5 | 6 | 6 | 6 | 6 | 9 | 9 | 7 | 8 |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 10 | W 11 | W 11 | W 11 | W 10 | W 12 | W 12 | W 11 | W 10 | W 9 | W 13 | W 14 | WNW 15 | WNW 15 | WNW 15 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 |
| kJ | 155 | 106 | 93 | 83 | 59 | 34 | 74 | 66 | 58 | 52 | 57 | 813 | 2811 | 4619 | 5291 | 4919 | 4164 | 3403 | 2789 | 2221 | 1677 |
Swell 2 Height (m) Direction Period (s) | NNW 11 | NNW 10 | NW 10 | NNW 11 | ENE 4 | ENE 5 | N 10 | N 10 | N 10 | WNW 12 | W 12 | N 10 | N 10 | — | — | — | — | — | — | — | — |
| kJ | 22 | 11 | 25 | 11 | 1 | 3 | 8 | 8 | 8 | 30 | 73 | 7 | 2 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | NNW 11 | NE 5 | N 11 | N 10 | NE 5 | NE 5 | — | N 10 | N 9 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 11 | 1 | 9 | 8 | 1 | 1 | — | 7 | 7 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 3 | SE 3 | SE 3 | SE 4 | SSE 4 | S 4 | S 3 | S 4 | S 4 | S 4 | SSW 4 | S 4 | — | — | — | — | — | — | — | — | — |
| kJ | 8 | 8 | 12 | 20 | 23 | 16 | 8 | 12 | 18 | 26 | 33 | 15 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 334 | 785 | 785 | 780 | 1064 | 580 | 329 | 389 | 318 | 340 | 340 | 325 | 60 | 318 | 72 | 8 | 0 | 50 | 331 | 325 | 50 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
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