Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (03 Sep):
- Morning surf: Morning surf (03 Sep, local time) - 4ft (1.2m), 7s period with W swell.
- Afternoon surf: Afternoon surf (03 Sep, local time) - 4.5ft (1.4m), 8s period with W swell.
- Evening surf: Evening surf (03 Sep, local time) - 6.5ft (2.0m), 9s period with W swell.
The current surf forecast for Ballyhiernan Bay at 8AM is: 1.2m 7s primary swell from a West direction and 0.7m 10s secondary swell from a North direction (forecast issued at 12:00am September 03). The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Sep) | 4ft (1.2m) | 7s |
| Afternoon (03 Sep) | 4.5ft (1.4m) | 8s |
| Evening (03 Sep) | 6.5ft (2.0m) | 9s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Sat afternoon. Very mild (max 17°C on Wed night, min 13°C on Sat afternoon). Winds decreasing (strong winds from the WSW on Thu night, light winds from the SW by Sat morning). | ||||||||||||||||||||||||
Thursday 3 | Friday 4 | Saturday 5 | ||||||||||||||||||||||
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) | W 7 | W 7 | W 7 | W 7 | W 8 | W 8 | W 8 | W 9 | W 9 | W 10 | WNW 12 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | NW 10 | WNW 9 | WNW 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 150 | 153 | 135 | 139 | 167 | 298 | 526 | 621 | 635 | 1537 | 3613 | 4276 | 3331 | 3225 | 3076 | 2462 | 2150 | 1643 | 1035 | 666 | 516 | 461 | 255 | 180 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | off | off | off |
High Tide | 10:09PM3.00m | 10:33AM2.77m | 10:59PM2.72m | 11:32AM2.57m | 00:12AM2.45m | 1:03PM2.44m | ||||||||||||||||||
Low Tide | 4:20AM0.57m | 4:40PM0.69m | 5:12AM0.82m | 5:47PM0.94m | 6:28AM1.04m | 7:27PM1.08m | ||||||||||||||||||
 |  |  |  |  | |  |  | | |  | | | | | | | | | | | | |  | |
 | — | 6:39 | — | — | — | — | — | — | — | 6:41 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:20 | — | — | — | — | — | — | — | 8:16 | — | — | — | — | — | — | — | 8:15 | — |
mm | — | — | — | — | — | — | 1 | 1 | — | — | 1 | 1 | — | 1 | — | — | — | — | — | — | — | — | 4 | 1 |
Temp °C | 16 | 15 | 14 | 15 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 16 | 16 | 13 | 14 |
Feels °C | 11 | 10 | 10 | 11 | 11 | 10 | 10 | 8 | 6 | 5 | 5 | 7 | 7 | 6 | 6 | 7 | 7 | 8 | 10 | 12 | 14 | 13 | 9 | 8 |
Swell 1 Height (m) Direction Period (s) | NNW 10 | N 10 | W 7 | N 10 | N 10 | N 10 | NNW 10 | NNW 10 | WNW 11 | N 9 | N 9 | N 9 | N 9 | — | — | — | — | WNW 11 | WNW 11 | WNW 10 | WNW 10 | NW 10 | WNW 9 | WNW 9 |
| kJ | 133 | 100 | 135 | 74 | 73 | 49 | 31 | 31 | 154 | 15 | 6 | 6 | 6 | — | — | — | — | 1643 | 1035 | 666 | 516 | 461 | 255 | 180 |
Swell 2 Height (m) Direction Period (s) | W 16 | W 16 | N 10 | W 17 | W 18 | W 17 | W 17 | W 16 | N 10 | — | — | — | — | — | — | — | — | — | NNW 8 | NNW 8 | NNW 7 | — | N 7 | NNW 7 |
| kJ | 5 | 5 | 100 | 6 | 6 | 6 | 6 | 5 | 16 | — | — | — | — | — | — | — | — | — | 107 | 92 | 57 | — | 27 | 16 |
Swell 3 Height (m) Direction Period (s) | — | — | W 17 | — | W 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 6 | — | 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | W 7 | W 7 | — | W 7 | W 8 | W 8 | W 8 | W 9 | W 9 | W 10 | WNW 12 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | — | — | — | — | — | S 3 | SSE 3 |
| kJ | 150 | 153 | — | 139 | 167 | 298 | 526 | 621 | 635 | 1537 | 3613 | 4276 | 3331 | 3225 | 3076 | 2462 | 2150 | — | — | — | — | — | 4 | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 146 | 6 | 10 | 17 | 17 | 446 | 366 | 67 | 67 | 380 | 380 | 643 | 803 | 794 | 794 | 367 | 134 | 128 | 6 | 0 | 0 | 0 | 0 | 26 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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