Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (16 Jul):
- Morning surf: Morning surf (16 Jul, local time) - 1ft (0.3m), 9s period with W swell.
- Afternoon surf: Afternoon surf (16 Jul, local time) - 1ft (0.3m), 9s period with WNW swell.
- Evening surf: Evening surf (16 Jul, local time) - 1ft (0.3m), 9s period with WNW swell.
The current surf forecast for Ballyhiernan Bay at 7PM is: 0.3m 10s primary swell from a West-northwest direction and 0.1m 13s secondary swell from a Northwest direction (forecast issued at 12:00pm July 16). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Jul) | 1ft (0.3m) | 9s |
| Afternoon (16 Jul) | 1ft (0.3m) | 9s |
| Evening (16 Jul) | 1ft (0.3m) | 9s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 20°C on Thu morning, min 12°C on Fri morning). Wind will be generally light. | |||||||||||||||||||||
Thu 16 | Friday 17 | Saturday 18 | |||||||||||||||||||
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) | W 9 | W 9 | WNW 10 | WNW 10 | WNW 9 | NW 11 | NW 11 | NNW 5 | N 6 | N 6 | N 6 | N 6 | N 6 | N 6 | N 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 13 | 13 | 18 | 18 | 16 | 19 | 19 | 26 | 66 | 112 | 115 | 109 | 128 | 108 | 101 | 83 | 87 | 82 | 94 | 109 | 107 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | on | on | on | on | on | on | on | cross-on | on | on | on |
High Tide | 8:15AM3.22m | 8:37PM3.69m | 9:00AM3.14m | 9:21PM3.61m | 9:43AM3.00m | ||||||||||||||||
Low Tide | 2:11PM0.00m | 2:51AM-0.00m | 2:55PM0.04m | 3:36AM0.11m | 3:38PM0.17m | ||||||||||||||||
 | | | | |  | |  |  | | | | | | | | | | | |  | |
 | 5:11 | — | — | — | — | — | 5:11 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — |
 | — | — | — | — | 10:00 | — | — | — | — | — | — | — | 10:00 | — | — | — | — | — | — | 9:59 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 20 | 19 | 16 | 15 | 14 | 13 | 13 | 12 | 12 | 12 | 13 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 13 |
Feels °C | 18 | 18 | 17 | 15 | 14 | 13 | 12 | 11 | 8 | 8 | 9 | 9 | 10 | 9 | 9 | 9 | 7 | 7 | 8 | 11 | 11 |
Swell 1 Height (m) Direction Period (s) | W 9 | W 9 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | W 8 | W 8 | NW 10 | NW 10 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | W 10 | NNW 7 |
| kJ | 13 | 13 | 18 | 18 | 16 | 16 | 15 | 12 | 12 | 24 | 24 | 52 | 50 | 45 | 43 | 25 | 23 | 22 | 22 | 2 | 107 |
Swell 2 Height (m) Direction Period (s) | NW 12 | NW 11 | NW 14 | NW 13 | WNW 11 | NW 11 | NW 11 | NW 10 | NW 10 | W 8 | W 8 | — | — | — | — | — | — | — | — | W 15 | W 7 |
| kJ | 5 | 5 | 7 | 6 | 13 | 19 | 19 | 17 | 16 | 5 | 5 | — | — | — | — | — | — | — | — | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | W 16 | W 16 | W 15 | W 15 | W 15 | W 15 | W 15 | W 15 | W 15 | — | — | — | — | — | — | — | — | — | — | — | W 10 |
| kJ | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | — | — | — | — | — | — | — | — | — | — | — | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | N 3 | NNW 3 | NNW 4 | NNW 5 | N 6 | N 6 | N 6 | N 6 | N 6 | N 6 | N 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | — |
| kJ | — | — | — | — | 1 | 1 | 5 | 26 | 66 | 112 | 115 | 109 | 128 | 108 | 101 | 83 | 87 | 82 | 94 | 109 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 209 | 211 | 142 | 142 | 142 | 327 | 209 | 209 | 393 | 1222 | 1829 | 699 | 363 | 210 | 332 | 318 | 318 | 318 | 318 | 129 | 59 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
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