Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (30 Sep):
- Afternoon surf: Afternoon surf (30 Sep, local time) - 2ft (0.6m), 10s period with W swell.
- Evening surf: Evening surf (30 Sep, local time) - 7ft (2.1m), 13s period with W swell.
The current surf forecast for Ballyhiernan Bay at 11PM is: 2.5m 14s primary swell from a West-northwest direction and 0.1m 10s secondary swell from a North direction (forecast issued at 06:00pm September 30). The wind direction is predicted to be offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Sep) | - | - |
| Afternoon (30 Sep) | 2ft (0.6m) | 10s |
| Evening (30 Sep) | 7ft (2.1m) | 13s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Fri morning. Very mild (max 16°C on Wed afternoon, min 11°C on Wed night). Mainly strong winds. | |||||||||||||||||||
Wed 30 | Thursday 1 | Friday 2 | |||||||||||||||||
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) | W 9 | W 12 | W 13 | WNW 15 | WNW 15 | WNW 15 | WNW 15 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 87 | 538 | 1514 | 3854 | 4940 | 5037 | 4644 | 4102 | 3399 | 2702 | 1999 | 1581 | 1217 | 1027 | 821 | 763 | 831 | 517 | 450 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | off | cross | cross | cross | cross |
High Tide | 9:08PM3.21m | 9:29AM3.08m | 9:54PM2.93m | 10:19AM2.86m | |||||||||||||||
Low Tide | 2:52PM0.19m | 3:14AM0.33m | 3:37PM0.42m | 3:59AM0.59m | 4:32PM0.70m | ||||||||||||||
 | |  |  |  | | |  |  | | | | | | |  |  | | | |
 | — | — | — | — | — | 7:31 | — | — | — | — | — | — | — | 7:33 | — | — | — | — | — |
 | — | 7:09 | — | — | — | — | — | — | — | 7:07 | — | — | — | — | — | — | — | 7:05 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 2 | — | — |
Temp °C | 16 | 14 | 13 | 12 | 11 | 11 | 11 | 14 | 15 | 14 | 13 | 13 | 14 | 13 | 14 | 13 | 13 | 13 | 12 |
Feels °C | 8 | 6 | 7 | 7 | 6 | 6 | 6 | 8 | 8 | 6 | 7 | 8 | 9 | 7 | 8 | 6 | 8 | 8 | 6 |
Swell 1 Height (m) Direction Period (s) | W 9 | W 12 | W 13 | WNW 15 | WNW 15 | WNW 15 | WNW 15 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 |
| kJ | 87 | 538 | 1514 | 3854 | 4940 | 5037 | 4644 | 4102 | 3399 | 2702 | 1999 | 1581 | 1217 | 1027 | 821 | 763 | 831 | 517 | 450 |
Swell 2 Height (m) Direction Period (s) | WNW 12 | N 10 | N 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 49 | 7 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | N 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 4 | S 4 | — | — | — | — | — | — | — | — | S 3 | — | — | — | S 3 | S 3 | — | W 6 | W 6 |
| kJ | 37 | 5 | — | — | — | — | — | — | — | — | 6 | — | — | — | 4 | 8 | — | 89 | 74 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 325 | 325 | 60 | 0 | 60 | 50 | 50 | 50 | 50 | 145 | 50 | 8 | 8 | 26 | 387 | 134 | 67 | 60 | 67 |
Best forecast wave conditions in Donegal | |||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||
Header Global | |||||||||||||||||||
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