Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (27 Jul):
- Morning surf: Morning surf (27 Jul, local time) - 5.5ft (1.7m), 10s period with WNW swell.
- Afternoon surf: Afternoon surf (27 Jul, local time) - 4.5ft (1.4m), 10s period with WNW swell.
- Evening surf: Evening surf (27 Jul, local time) - 4.5ft (1.3m), 9s period with WNW swell.
The current surf forecast for Ballyhiernan Bay at 6AM is: 1.7m 10s primary swell from a West-northwest direction and 0.8m 10s secondary swell from a North direction (forecast issued at 12:00am July 27). The wind direction is predicted to be cross-shore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Jul) | 5.5ft (1.7m) | 10s |
| Afternoon (27 Jul) | 4.5ft (1.4m) | 10s |
| Evening (27 Jul) | 4.5ft (1.3m) | 9s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 25mm), heaviest during Wed afternoon. Very mild (max 18°C on Mon night, min 12°C on Wed afternoon). Winds decreasing (fresh winds from the SW on Mon night, light winds from the S by Wed morning). | ||||||||||||||||||||||||
Monday 27 | Tuesday 28 | Wednesday 29 | ||||||||||||||||||||||
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) | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | W 9 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 692 | 627 | 537 | 446 | 386 | 358 | 327 | 227 | 188 | 173 | 306 | 399 | 268 | 212 | 187 | 195 | 190 | 161 | 153 | 131 | 107 | 89 | 67 | 72 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross | cross-off | cross | cross | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | on | on | on | cross-on |
High Tide | 5:50AM2.61m | 6:11PM2.88m | 6:26AM2.74m | 6:46PM3.05m | 7:00AM2.85m | 7:19PM3.19m | ||||||||||||||||||
Low Tide | 11:39PM0.87m | 11:48AM0.76m | 00:18AM0.71m | 12:25PM0.58m | 00:54AM0.56m | 12:58PM0.43m | ||||||||||||||||||
 | |  |  | | | |  | | |  | | | | | | | | | | | | | | |
 | — | 5:28 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:44 | — | — | — | — | — | — | — | 9:43 | — | — | — | — | — | — | — | 9:40 | — |
mm | — | — | — | — | — | — | — | 1 | 3 | 2 | 3 | — | — | 1 | 1 | 1 | — | — | — | 1 | 3 | 5 | 4 | 4 |
Temp °C | 14 | 14 | 14 | 14 | 15 | 16 | 16 | 15 | 16 | 17 | 18 | 17 | 17 | 17 | 17 | 16 | 15 | 15 | 15 | 15 | 14 | 13 | 12 | 12 |
Feels °C | 10 | 9 | 11 | 11 | 14 | 14 | 13 | 14 | 15 | 15 | 13 | 12 | 12 | 14 | 15 | 14 | 13 | 13 | 14 | 15 | 11 | 11 | 10 | 10 |
Swell 1 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | N 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | N 9 | N 9 | N 9 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 |
| kJ | 692 | 627 | 537 | 446 | 386 | 96 | 327 | 227 | 188 | 173 | 60 | 41 | 41 | 212 | 187 | 195 | 190 | 161 | 153 | 131 | 107 | 89 | 67 | 66 |
Swell 2 Height (m) Direction Period (s) | N 9 | N 10 | N 10 | N 10 | N 10 | — | N 10 | N 10 | N 10 | N 9 | — | — | — | N 9 | N 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 8 | NNW 10 | NNW 10 |
| kJ | 106 | 90 | 125 | 96 | 96 | — | 96 | 94 | 90 | 61 | — | — | — | 40 | 40 | 26 | 26 | 26 | 26 | 26 | 25 | 14 | 20 | 72 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 11 | N 8 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 13 | 11 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | WNW 10 | — | — | — | — | W 9 | W 8 | W 8 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | 358 | — | — | — | — | 306 | 399 | 268 | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 6 | 6 | 6 | 6 | 0 | 6 | 6 | 0 | 13 | 17 | 329 | 67 | 67 | 14 | 28 | 0 | 0 | 0 | 0 | 0 | 92 | 100 | 361 | 6 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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