Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (09 Sep):
- Morning surf: Morning surf (09 Sep, local time) - 5ft (1.6m), 9s period with NNW swell.
- Afternoon surf: Afternoon surf (09 Sep, local time) - 3.5ft (1.0m), 8s period with NNW swell.
- Evening surf: Evening surf (09 Sep, local time) - 3ft (0.9m), 8s period with WNW swell.
The current surf forecast for Ballyhiernan Bay at 3AM is: 3.0m 10s primary swell from a Northwest direction and 2.2m 10s secondary swell from a North-northwest direction, 1.3m 10s secondary swell from a West-northwest direction (forecast issued at 12:00am September 09). The wind direction is predicted to be onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Sep) | 5ft (1.6m) | 9s |
| Afternoon (09 Sep) | 3.5ft (1.0m) | 8s |
| Evening (09 Sep) | 3ft (0.9m) | 8s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Thu morning. Very mild (max 16°C on Thu afternoon, min 12°C on Wed night). Winds decreasing (strong winds from the NNW on Tue night, light winds from the SW by Fri afternoon). | ||||||||||||||||||||||||
Wednesday 9 | Thursday 10 | Friday 11 | ||||||||||||||||||||||
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) | NW 10 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | WNW 7 | W 7 | W 8 | W 9 | W 10 | W 10 | WNW 10 | W 10 | WNW 10 | WNW 9 | WNW 8 | WNW 8 | WNW 9 | WNW 12 | WNW 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1572 | 856 | 563 | 337 | 237 | 151 | 107 | 99 | 91 | 89 | 108 | 119 | 241 | 431 | 627 | 173 | 459 | 454 | 388 | 354 | 370 | 387 | 936 | 1598 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross | cross-on | cross | cross-off | off | off | off | off | off | cross-off | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross | cross-off | off |
High Tide | 5:37AM2.94m | 5:55PM3.44m | 6:19AM3.13m | 6:35PM3.63m | 6:56AM3.26m | 7:13PM3.72m | ||||||||||||||||||
Low Tide | 11:25PM0.35m | 11:31AM0.32m | 00:08AM0.10m | 12:13PM0.09m | 00:47AM-0.06m | 12:51PM-0.06m | ||||||||||||||||||
 |  |  | |  | | | |  | | |  | | |  | | | | | |  | | | | |
 | — | 6:50 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:04 | — | — | — | — | — | — | — | 8:01 | — | — | — | — | — | — | — | 7:59 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | 1 | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 13 | 14 | 14 | 15 | 15 | 13 | 12 | 12 | 13 | 13 | 15 | 16 | 15 | 14 | 14 | 13 | 13 | 14 | 15 | 15 | 15 | 14 |
Feels °C | 5 | 6 | 9 | 10 | 10 | 10 | 11 | 9 | 8 | 6 | 6 | 6 | 11 | 10 | 9 | 8 | 8 | 6 | 7 | 9 | 10 | 10 | 12 | 11 |
Swell 1 Height (m) Direction Period (s) | — | NNW 10 | NNW 9 | NNW 9 | NNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 7 | WNW 7 | W 7 | W 8 | W 9 | N 7 | N 7 | WNW 10 | — | — | — | — | WNW 8 | WNW 9 | WNW 12 | WNW 14 |
| kJ | — | 856 | 563 | 337 | 237 | 140 | 107 | 99 | 91 | 89 | 108 | 119 | 241 | 1 | 1 | 173 | — | — | — | — | 370 | 387 | 936 | 1598 |
Swell 2 Height (m) Direction Period (s) | — | WNW 10 | WNW 9 | WNW 9 | WNW 8 | NNW 8 | NNW 8 | NNW 8 | N 7 | NNW 7 | NNW 7 | N 7 | N 7 | — | — | — | — | — | — | — | — | NW 12 | — | — |
| kJ | — | 289 | 249 | 208 | 157 | 151 | 85 | 60 | 28 | 18 | 10 | 4 | 4 | — | — | — | — | — | — | — | — | 134 | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | W 13 | W 13 | W 12 | WNW 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 3 | 3 | 3 | 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 10 | — | — | — | — | — | — | — | — | S 2 | S 3 | S 3 | SSW 3 | W 10 | W 10 | W 6 | W 10 | WNW 10 | WNW 9 | WNW 8 | — | — | — | — |
| kJ | 1572 | — | — | — | — | — | — | — | — | 1 | 7 | 8 | 5 | 431 | 627 | 136 | 459 | 454 | 388 | 354 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 890 | 794 | 619 | 146 | 6 | 6 | 6 | 6 | 0 | 0 | 0 | 8 | 151 | 151 | 368 | 411 | 280 | 366 | 366 | 347 | 134 | 346 | 146 | 125 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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