Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (20 Oct):
- Morning surf: Morning surf (20 Oct, local time) - 5.5ft (1.7m), 13s period with NW swell.
- Afternoon surf: Afternoon surf (20 Oct, local time) - 5ft (1.6m), 13s period with NW swell.
- Evening surf: Evening surf (20 Oct, local time) - 5ft (1.6m), 13s period with WNW swell.
The current surf forecast for Ballyhiernan Bay at 4AM is: 2.0m 14s primary swell from a West-northwest direction (forecast issued at 12:00am October 20). The wind direction is predicted to be offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | 5.5ft (1.7m) | 13s |
| Afternoon (20 Oct) | 5ft (1.6m) | 13s |
| Evening (20 Oct) | 5ft (1.6m) | 13s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Wed morning. Very mild (max 14°C on Tue afternoon, min 8°C on Wed morning). Mainly near gales. | ||||||||||||||||||||||||
Tuesday 20 | Wednesday 21 | Thursday 22 | ||||||||||||||||||||||
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 | 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) | NW 14 | WNW 14 | NW 13 | WNW 13 | WNW 13 | NW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | NW 11 | NW 10 | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1664 | 1487 | 1144 | 946 | 932 | 841 | 875 | 760 | 953 | 1402 | 3013 | 2157 | 2757 | 2719 | 2274 | 1789 | 1471 | 1192 | 878 | 789 | 735 | 698 | 662 | 662 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | off | off | off | glassy | on | on | on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross |
High Tide | 2:21AM2.04m | 2:58PM2.38m | 3:33AM2.21m | 3:51PM2.60m | 4:18AM2.44m | 4:31PM2.83m | ||||||||||||||||||
Low Tide | 8:21AM1.26m | 9:27PM1.13m | 9:27AM1.06m | 10:11PM0.87m | 10:12AM0.83m | |||||||||||||||||||
 | | |  | |  |  | |  |  | |  | |  | | | | | | | | | | | |
 | — | — | 8:08 | — | — | — | — | — | — | — | 8:11 | — | — | — | — | — | — | — | 8:12 | — | — | — | — | — |
 | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | 1 | 2 | 4 | 2 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 10 | 9 | 9 | 10 | 13 | 14 | 11 | 10 | 10 | 10 | 10 | 8 | 10 | 10 | 10 | 10 | 9 | 8 | 9 | 10 | 11 | 11 | 10 | 10 |
Feels °C | 5 | 3 | 1 | 2 | 6 | 9 | 5 | 6 | 7 | 9 | 5 | -3 | 1 | 1 | 2 | 4 | 4 | 4 | 5 | 6 | 7 | 6 | 5 | 6 |
Swell 1 Height (m) Direction Period (s) | NW 14 | WNW 14 | NW 13 | WNW 13 | WNW 13 | NW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | — | — | — | — | NW 13 | NW 13 | NW 13 | NW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 |
| kJ | 1664 | 1487 | 1144 | 946 | 932 | 841 | 875 | 760 | 953 | 1402 | — | — | — | — | 2274 | 1789 | 1471 | 1192 | 878 | 789 | 735 | 698 | 662 | 662 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 6 | NNW 6 | NNW 6 | NNW 7 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 17 | 14 | 13 | 9 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | S 3 | S 4 | S 4 | S 4 | — | SE 3 | — | — | NW 11 | NW 10 | NW 13 | NW 13 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 5 | 12 | 9 | 6 | — | 2 | — | — | 3013 | 2157 | 2757 | 2719 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 13 | 56 | 91 | 74 | 0 | 13 | 0 | 0 | 0 | 36 | 112 | 164 | 325 | 134 | 128 | 28 | 5 | 0 | 13 | 0 | 0 | 21 | 21 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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