Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (17 Jul):
- Morning surf: Morning surf (17 Jul, local time) - 3.5ft (1.0m), 6s period with N swell.
- Afternoon surf: Afternoon surf (17 Jul, local time) - 4ft (1.2m), 6s period with N swell.
- Evening surf: Evening surf (17 Jul, local time) - 4ft (1.2m), 6s period with N swell.
The current surf forecast for Ballyhiernan Bay at 1PM is: 1.2m 6s primary swell from a North direction and 0.4m 10s secondary swell from a Northwest direction, 0.2m 8s secondary swell from a West direction (forecast issued at 06:00am July 17). The wind direction is predicted to be onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jul) | 3.5ft (1.0m) | 6s |
| Afternoon (17 Jul) | 4ft (1.2m) | 6s |
| Evening (17 Jul) | 4ft (1.2m) | 6s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 13°C on Fri afternoon, min 12°C on Fri morning). Wind will be generally light. | |||||||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | |||||||||||||||||||||
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 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 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NW 7 | NNW 7 | NW 7 | NW 7 | NNW 6 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 19 | 31 | 66 | 108 | 112 | 109 | 128 | 108 | 82 | 67 | 71 | 91 | 94 | 116 | 120 | 110 | 96 | 81 | 67 | 59 | 46 | 35 | 28 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on |
High Tide | 9:00AM3.14m | 9:21PM3.61m | 9:43AM3.00m | 10:06PM3.43m | 10:27AM2.84m | ||||||||||||||||||
Low Tide | 2:55PM0.04m | 3:36AM0.11m | 3:38PM0.17m | 4:21AM0.30m | 4:23PM0.37m | ||||||||||||||||||
 |  | |  | |  | | | | | | | | |  |  | | | | | | | | |
 | 5:11 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 10:00 | — | — | — | — | — | — | 9:59 | — | — | — | — | — | — | — | 9:57 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 13 | 13 |
Feels °C | 12 | 11 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 8 | 7 | 7 | 8 | 10 | 10 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 11 |
Swell 1 Height (m) Direction Period (s) | NNW 4 | NNW 5 | W 8 | NW 10 | NW 10 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NW 7 | NNW 7 | NW 7 | NW 7 | NNW 6 |
| kJ | 11 | 31 | 12 | 24 | 24 | 52 | 52 | 46 | 44 | 42 | 23 | 22 | 22 | 116 | 120 | 110 | 96 | 81 | 67 | 59 | 46 | 35 | 28 |
Swell 2 Height (m) Direction Period (s) | WNW 9 | W 8 | NW 10 | W 8 | W 8 | — | — | — | — | — | — | — | — | W 15 | NW 14 | NNW 8 | NNE 6 | NNE 5 | NE 5 | NNE 5 | WNW 8 | WNW 12 | WNW 12 |
| kJ | 15 | 12 | 16 | 5 | 5 | — | — | — | — | — | — | — | — | 4 | 8 | 7 | 3 | 11 | 7 | 3 | 14 | 14 | 13 |
Swell 3 Height (m) Direction Period (s) | NW 11 | NW 10 | W 15 | — | — | — | — | — | — | — | — | — | — | W 10 | W 10 | W 7 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | NNE 4 | WNW 8 | WNW 8 |
| kJ | 19 | 17 | 4 | — | — | — | — | — | — | — | — | — | — | 2 | 2 | 1 | 8 | 8 | 15 | 7 | 2 | 7 | 14 |
Wind waves Height (m) Direction Period (s) | — | — | N 6 | N 6 | N 6 | N 6 | N 6 | N 6 | N 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 66 | 108 | 112 | 109 | 128 | 108 | 82 | 67 | 71 | 91 | 94 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 209 | 393 | 393 | 393 | 1222 | 699 | 363 | 279 | 332 | 332 | 363 | 318 | 318 | 345 | 59 | 59 | 60 | 90 | 90 | 6 | 318 | 318 | 318 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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