Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (10 Sep):
- Morning surf: Morning surf (10 Sep, local time) - 2.5ft (0.8m), 8s period with W swell.
- Afternoon surf: Afternoon surf (10 Sep, local time) - 3.5ft (1.0m), 11s period with W swell.
- Evening surf: Evening surf (10 Sep, local time) - 3.5ft (1.0m), 10s period with W swell.
The current surf forecast for Ballyhiernan Bay at 12PM is: 1.0m 9s primary swell from a West direction and 0.3m 11s secondary swell from a West-northwest direction, 0.2m 7s secondary swell from a North direction (forecast issued at 06:00am September 10). The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 2.5ft (0.8m) | 8s |
| Afternoon (10 Sep) | 3.5ft (1.0m) | 11s |
| Evening (10 Sep) | 3.5ft (1.0m) | 10s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Fri night. Very mild (max 17°C on Fri night, min 13°C on Fri night). Winds decreasing (near gales from the SW on Fri night, light winds from the WSW by Sat night). | |||||||||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | |||||||||||||||||||||
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 7 | W 7 | W 8 | W 9 | W 11 | W 11 | W 10 | W 10 | W 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 11 | WNW 10 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | NW 12 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 71 | 68 | 74 | 160 | 229 | 651 | 212 | 458 | 134 | 442 | 363 | 396 | 415 | 480 | 800 | 588 | 1491 | 1595 | 1732 | 1546 | 1384 | 1138 | 1029 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | cross-off | cross-off | cross | cross | cross-on | cross-on | cross | cross | cross | cross-off | cross-off | off | off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross |
High Tide | 6:19AM3.13m | 6:35PM3.63m | 6:56AM3.26m | 7:13PM3.72m | 7:32AM3.32m | 7:48PM3.68m | |||||||||||||||||
Low Tide | 12:13PM0.09m | 00:47AM-0.06m | 12:51PM-0.06m | 1:22AM-0.12m | 1:27PM-0.10m | ||||||||||||||||||
 |  |  | | |  |  |  |  | |  | | | | | |  | | | | | | | |
 | 6:52 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — |
 | — | — | — | — | — | 8:01 | — | — | — | — | — | — | — | 7:59 | — | — | — | — | — | — | — | 7:57 | — |
mm | 1 | 1 | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | 8 | — | — | — | — | — | — |
Temp °C | 12 | 13 | 14 | 15 | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 15 | 16 | 16 | 14 | 13 | 15 | 17 | 14 | 14 | 14 | 14 | 13 |
Feels °C | 7 | 6 | 8 | 10 | 10 | 9 | 9 | 8 | 7 | 8 | 9 | 11 | 12 | 13 | 8 | 6 | 10 | 8 | 7 | 10 | 10 | 12 | 11 |
Swell 1 Height (m) Direction Period (s) | WNW 7 | W 7 | W 8 | WNW 11 | W 11 | N 7 | W 10 | — | W 10 | — | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 11 | WNW 10 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | NW 12 |
| kJ | 71 | 68 | 74 | 25 | 229 | 1 | 212 | — | 125 | — | 363 | 396 | 415 | 480 | 800 | 588 | 1491 | 1595 | 1732 | 1546 | 1384 | 1138 | 1029 |
Swell 2 Height (m) Direction Period (s) | N 7 | NNW 7 | N 7 | N 7 | N 7 | — | N 8 | — | — | — | — | — | NW 12 | NW 16 | NW 15 | NW 13 | — | N 10 | — | N 10 | — | — | — |
| kJ | 27 | 16 | 8 | 4 | 1 | — | 1 | — | — | — | — | — | 84 | 11 | 77 | 437 | — | 2 | — | 2 | — | — | — |
Swell 3 Height (m) Direction Period (s) | WNW 12 | W 12 | NW 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 14 | 3 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | S 3 | S 3 | W 9 | WSW 5 | W 11 | W 6 | W 10 | WNW 6 | WNW 10 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 5 | 6 | 160 | 70 | 651 | 113 | 458 | 134 | 442 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 5 | 92 | 26 | 146 | 400 | 432 | 341 | 366 | 146 | 128 | 128 | 36 | 14 | 21 | 8 | 366 | 366 | 366 | 201 | 146 | 199 | 28 | 14 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||||
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