Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (30 Aug):
- Morning surf: Morning surf (30 Aug, local time) - 1.5ft (0.5m), 7s period with N swell.
- Afternoon surf: Afternoon surf (30 Aug, local time) - 2ft (0.6m), 10s period with W swell.
- Evening surf: Evening surf (30 Aug, local time) - 2ft (0.6m), 9s period with W swell.
The current surf forecast for Ballyhiernan Bay at 4AM is: 0.5m 6s primary swell from a North direction and 0.2m 6s secondary swell from a North-northwest direction (forecast issued at 12:00am August 30). The wind direction is predicted to be offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Aug) | 1.5ft (0.5m) | 7s |
| Afternoon (30 Aug) | 2ft (0.6m) | 10s |
| Evening (30 Aug) | 2ft (0.6m) | 9s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 17mm), heaviest on Sun afternoon. Very mild (max 16°C on Tue afternoon, min 14°C on Sat night). Mainly fresh winds. | ||||||||||||||||||||||||
Sunday 30 | Monday 31 | Tuesday 1 | ||||||||||||||||||||||
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) | NNW 6 | N 6 | N 6 | W 11 | W 10 | W 10 | W 9 | W 9 | W 9 | WNW 9 | WNW 6 | WNW 7 | NW 7 | WNW 6 | W 10 | W 6 | W 6 | W 7 | W 7 | W 8 | W 8 | WNW 8 | WNW 8 | WNW 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 22 | 19 | 21 | 35 | 49 | 66 | 58 | 57 | 56 | 194 | 148 | 254 | 183 | 141 | 68 | 66 | 78 | 168 | 311 | 489 | 461 | 286 | 235 | 202 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | off | off | off | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | off |
High Tide | 8:07AM3.17m | 8:22PM3.47m | 8:38AM3.15m | 8:54PM3.39m | 9:12AM3.08m | 9:29PM3.23m | ||||||||||||||||||
Low Tide | 2:00AM0.09m | 2:03PM0.08m | 2:30AM0.10m | 2:36PM0.13m | 3:03AM0.18m | 3:11PM0.26m | ||||||||||||||||||
 |  |  |  | |  | |  |  |  | | | | | | | | | | | | | | | |
 | — | 6:31 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:30 | — | — | — | — | — | — | — | 8:27 | — | — | — | — | — | — | — | 8:24 | — |
mm | 1 | — | — | — | — | 2 | 5 | 1 | — | — | 1 | — | — | — | — | — | — | — | — | 1 | 3 | 1 | — | — |
Temp °C | 15 | 15 | 14 | 15 | 15 | 14 | 14 | 14 | 15 | 15 | 14 | 14 | 14 | 15 | 15 | 14 | 14 | 15 | 15 | 15 | 15 | 16 | 16 | 15 |
Feels °C | 15 | 15 | 13 | 13 | 14 | 13 | 14 | 13 | 12 | 11 | 7 | 7 | 9 | 10 | 10 | 9 | 9 | 10 | 9 | 9 | 10 | 12 | 14 | 14 |
Swell 1 Height (m) Direction Period (s) | NNW 6 | N 6 | N 6 | N 7 | W 10 | W 10 | W 9 | W 9 | W 9 | — | N 6 | — | W 10 | W 10 | NNW 6 | W 6 | NNW 6 | NNW 7 | NNW 7 | N 7 | N 7 | WNW 8 | WNW 8 | WNW 8 |
| kJ | 22 | 19 | 21 | 23 | 49 | 66 | 58 | 57 | 56 | — | 7 | — | 50 | 70 | 49 | 66 | 23 | 15 | 9 | 3 | 3 | 286 | 235 | 202 |
Swell 2 Height (m) Direction Period (s) | W 9 | NNW 6 | W 10 | W 11 | N 7 | NNW 7 | N 7 | NNW 7 | NNW 7 | — | — | — | — | — | W 10 | NNW 6 | W 9 | — | — | — | — | N 6 | N 6 | N 6 |
| kJ | 2 | 4 | 8 | 35 | 23 | 15 | 23 | 15 | 15 | — | — | — | — | — | 68 | 30 | 41 | — | — | — | — | 3 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | W 6 | W 9 | W 8 | NW 6 | — | NW 6 | — | — | — | — | — | — | — | — | — | W 9 | — | — | — | — | — | — | W 18 | W 18 |
| kJ | 1 | 6 | 5 | 1 | — | 1 | — | — | — | — | — | — | — | — | — | 43 | — | — | — | — | — | — | 6 | 6 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | WNW 9 | WNW 6 | WNW 7 | NW 7 | WNW 6 | W 6 | — | W 6 | W 7 | W 7 | W 8 | W 8 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 194 | 148 | 254 | 183 | 141 | 60 | — | 78 | 168 | 311 | 489 | 461 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 280 | 61 | 21 | 0 | 0 | 0 | 0 | 28 | 142 | 161 | 409 | 380 | 366 | 146 | 6 | 28 | 146 | 146 | 123 | 146 | 146 | 28 | 28 | 0 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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