Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (22 Jul):
- Morning surf: Morning surf (22 Jul, local time) - 3.5ft (1.1m), 7s period with NNW swell.
- Afternoon surf: Afternoon surf (22 Jul, local time) - 3.5ft (1.0m), 7s period with NNW swell.
- Evening surf: Evening surf (22 Jul, local time) - 2.5ft (0.8m), 7s period with NNW swell.
The current surf forecast for Ballyhiernan Bay at 7PM is: 0.9m 7s primary swell from a North-northwest direction and 0.3m 9s secondary swell from a West-northwest direction (forecast issued at 12:00pm July 22). The wind direction is predicted to be onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Jul) | 3.5ft (1.1m) | 7s |
| Afternoon (22 Jul) | 3.5ft (1.0m) | 7s |
| Evening (22 Jul) | 2.5ft (0.8m) | 7s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Fri afternoon. Very mild (max 16°C on Fri morning, min 12°C on Thu afternoon). Winds increasing (light winds from the WNW on Wed night, strong winds from the WSW by Fri night). | |||||||||||||||||||||
Wed 22 | Thursday 23 | Friday 24 | |||||||||||||||||||
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 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NW 6 | NW 6 | NW 6 | NW 6 | NW 6 | NW 6 | NW 6 | NW 7 | WNW 10 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 105 | 88 | 73 | 70 | 57 | 56 | 43 | 42 | 39 | 31 | 31 | 38 | 58 | 89 | 356 | 407 | 396 | 370 | 414 | 385 | 370 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross | cross | cross | cross | cross | cross-off |
High Tide | 1:04PM2.37m | 1:35AM2.39m | 2:19PM2.32m | 2:55AM2.30m | 3:38PM2.38m | ||||||||||||||||
Low Tide | 7:10PM1.08m | 7:52AM1.11m | 8:31PM1.18m | 9:06AM1.14m | 9:50PM1.15m | ||||||||||||||||
 |  | | |  | | | | | |  | | | | | | | | |  |  | |
 | 5:20 | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — |
 | — | — | — | 9:52 | — | — | — | — | — | — | — | 9:51 | — | — | — | — | — | — | — | 9:50 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 |
Temp °C | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 14 | 13 | 13 | 14 | 14 | 15 | 16 | 16 | 15 | 14 |
Feels °C | 10 | 11 | 11 | 12 | 13 | 13 | 12 | 11 | 10 | 10 | 9 | 11 | 8 | 9 | 10 | 9 | 10 | 10 | 10 | 10 | 8 |
Swell 1 Height (m) Direction Period (s) | WNW 9 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NW 6 | NW 6 | NW 6 | NW 6 | NW 6 | WNW 8 | NW 6 | NW 7 | WNW 10 | — | — | — | — | — | WNW 8 |
| kJ | 16 | 88 | 73 | 70 | 57 | 56 | 43 | 42 | 39 | 31 | 31 | 14 | 58 | 73 | 356 | — | — | — | — | — | 370 |
Swell 2 Height (m) Direction Period (s) | — | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | NW 13 | WNW 8 | NW 10 | — | — | — | — | — | — | — |
| kJ | — | 16 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 6 | 13 | 89 | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | NW 11 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 20 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 7 | — | — | — | — | — | — | — | — | — | — | NW 6 | — | — | — | WNW 9 | WNW 9 | WNW 8 | WNW 8 | WNW 8 | — |
| kJ | 105 | — | — | — | — | — | — | — | — | — | — | 38 | — | — | — | 407 | 396 | 370 | 414 | 385 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 365 | 90 | 6 | 6 | 90 | 6 | 28 | 28 | 437 | 590 | 567 | 438 | 146 | 14 | 28 | 36 | 128 | 128 | 934 | 1301 | 36 |
Best forecast wave conditions in Donegal | |||||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||||
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