Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (13 Sep):
- Morning surf: Morning surf (13 Sep, local time) - 5ft (1.5m), 11s period with WNW swell.
- Afternoon surf: Afternoon surf (13 Sep, local time) - 4ft (1.2m), 10s period with NW swell.
- Evening surf: Evening surf (13 Sep, local time) - 3.5ft (1.1m), 10s period with NW swell.
The current surf forecast for Ballyhiernan Bay at 10AM is: 1.5m 11s primary swell from a West-northwest direction (forecast issued at 06:00am September 13). The wind direction is predicted to be offshore and the swell rating is 3.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | 5ft (1.5m) | 11s |
| Afternoon (13 Sep) | 4ft (1.2m) | 10s |
| Evening (13 Sep) | 3.5ft (1.1m) | 10s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Mon afternoon. Very mild (max 18°C on Mon afternoon, min 13°C on Sun morning). Winds increasing (calm on Sun morning, strong winds from the NW by Tue night). | |||||||||||||||||||||||
Sunday 13 | Monday 14 | Tuesday 15 | |||||||||||||||||||||
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 11 | NW 11 | WNW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | N 13 | NNW 13 | NNW 13 | W 8 | W 9 | W 9 | W 9 | W 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 6 | WNW 7 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 634 | 551 | 513 | 348 | 268 | 208 | 177 | 118 | 95 | 119 | 133 | 131 | 169 | 155 | 241 | 241 | 184 | 160 | 335 | 445 | 551 | 284 | 413 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | glassy | on | cross | off | off | off | off | off | off | off | off | cross-off | cross | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 8:05AM3.31m | 8:22PM3.53m | 8:38AM3.23m | 8:54PM3.31m | 9:09AM3.09m | 9:27PM3.03m | |||||||||||||||||
Low Tide | 2:03PM-0.03m | 2:28AM0.06m | 2:38PM0.12m | 2:59AM0.27m | 3:13PM0.35m | ||||||||||||||||||
 |  | |  | | |  | | | | | |  | |  | | |  | | | |  | | |
 | 6:58 | — | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — |
 | — | — | — | — | — | 7:53 | — | — | — | — | — | — | — | 7:52 | — | — | — | — | — | — | — | 7:49 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | 3 | — | 1 | — | — | 1 | 2 | — | — | 1 | 1 |
Temp °C | 13 | 13 | 13 | 15 | 15 | 15 | 17 | 16 | 14 | 16 | 16 | 17 | 17 | 18 | 17 | 14 | 14 | 14 | 14 | 13 | 14 | 13 | 13 |
Feels °C | 12 | 12 | 12 | 15 | 14 | 14 | 16 | 14 | 12 | 14 | 13 | 15 | 15 | 17 | 14 | 8 | 9 | 10 | 8 | 6 | 7 | 5 | 5 |
Swell 1 Height (m) Direction Period (s) | WNW 11 | NW 11 | WNW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | W 9 | W 8 | W 8 | W 8 | W 9 | W 9 | N 12 | W 10 | WNW 10 | N 11 | NNW 11 | — | NNW 10 | N 10 |
| kJ | 634 | 551 | 513 | 348 | 268 | 208 | 177 | 118 | 95 | 76 | 66 | 108 | 169 | 155 | 241 | 71 | 184 | 160 | 61 | 39 | — | 37 | 17 |
Swell 2 Height (m) Direction Period (s) | — | — | — | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | NW 9 | NNW 13 | NNW 13 | N 12 | N 12 | N 12 | — | N 12 | N 11 | — | — | — | — | — |
| kJ | — | — | — | 62 | 62 | 42 | 41 | 40 | 57 | 62 | 133 | 131 | 113 | 106 | 72 | — | 69 | 63 | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | N 16 | NNW 15 | NNW 14 | NNW 13 | N 12 | N 13 | NW 9 | WNW 12 | — | WNW 11 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 19 | 21 | 37 | 55 | 78 | 119 | 59 | 13 | — | 48 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 9 | W 5 | W 5 | WNW 10 | WNW 10 | WNW 10 | WNW 6 | WNW 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 241 | 35 | 31 | 335 | 445 | 551 | 284 | 413 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 146 | 6 | 6 | 794 | 380 | 890 | 467 | 445 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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