
Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (23 Sep):
- Morning surf: Morning surf (23 Sep, local time) - 6.5ft (2.0m), 13s period with WNW swell.
- Afternoon surf: Afternoon surf (23 Sep, local time) - 6ft (1.8m), 12s period with WNW swell.
- Evening surf: Evening surf (23 Sep, local time) - 5ft (1.6m), 11s period with WNW swell.
The current surf forecast for Ballyhiernan Bay at 7AM is: 2.0m 13s primary swell from a West-northwest direction (forecast issued at 12:00am September 23). The wind direction is predicted to be cross-onshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | 6.5ft (2.0m) | 13s |
| Afternoon (23 Sep) | 6ft (1.8m) | 12s |
| Evening (23 Sep) | 5ft (1.6m) | 11s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Tue night. Very mild (max 17°C on Thu afternoon, min 11°C on Tue night). Winds increasing (light winds from the WNW on Tue night, strong winds from the SSE by Thu morning). | ||||||||||||||||||||||||
Wednesday 23 | Thursday 24 | Friday 25 | ||||||||||||||||||||||
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) | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 11 | WNW 12 | WNW 17 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | WNW 15 | WNW 14 | WNW 13 | WNW 13 |
Wave Graph | ||||||||||||||||||||||||
1797 | 1629 | 1384 | 1289 | 1134 | 850 | 710 | 553 | 543 | 433 | 354 | 308 | 286 | 467 | 1240 | 4988 | 6185 | 6345 | 5882 | 5516 | 4455 | 3825 | 2718 | 2288 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | off | off | off | off | off | off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off |
High Tide | 5:02AM2.52m | 5:17PM2.90m | 5:34AM2.74m | 5:48PM3.14m | 6:05AM2.95m | 6:18PM3.34m | ||||||||||||||||||
Low Tide | 10:57PM0.87m | 10:57AM0.76m | 11:29PM0.61m | 11:30AM0.51m | 11:58PM0.36m | 12:00PM0.30m | ||||||||||||||||||
— | — | 7:16 | — | — | — | — | — | — | — | 7:18 | — | — | — | — | — | — | — | 7:20 | — | — | — | — | — | |
— | — | — | — | — | — | 7:28 | — | — | — | — | — | — | — | 7:25 | — | — | — | — | — | — | — | 7:22 | — | |
mm | 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — |
Temp °C | 11 | 12 | 12 | 12 | 12 | 12 | 13 | 12 | 12 | 11 | 11 | 12 | 15 | 17 | 13 | 14 | 13 | 13 | 13 | 13 | 13 | 14 | 13 | 12 |
Feels °C | 10 | 9 | 8 | 8 | 8 | 9 | 11 | 9 | 8 | 5 | 3 | 4 | 8 | 10 | 7 | 9 | 7 | 7 | 8 | 7 | 7 | 10 | 10 | 8 |
Swell 1 Height (m) Direction Period (s) | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 11 | WNW 12 | WNW 17 | WNW 16 | WNW 16 | WNW 16 | WNW 16 | WNW 15 | WNW 14 | WNW 13 | WNW 13 |
1797 | 1629 | 1384 | 1289 | 1134 | 850 | 710 | 553 | 543 | 433 | 354 | 308 | 286 | 467 | 1240 | 4988 | 6185 | 6345 | 5882 | 5516 | 4455 | 3825 | 2718 | 2288 | |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | N 11 | N 11 | N 11 | N 10 | N 10 | N 10 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 2 | 2 | 2 | 2 | 2 | — | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | S 2 | S 3 | S 4 | S 4 | S 4 | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | 1 | 4 | 12 | 13 | 9 | — | — | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 32 | 36 | 36 | 146 | 146 | 28 | 8 | 0 | 0 | 60 | 151 | 26 | 400 | 400 | 366 | 128 | 36 | 36 | 36 | 36 | 36 | 13 | 0 | 0 |
Best forecast wave conditions in Donegal | ||||||||||||||||||||||||
Best forecast wave conditions in Ireland | ||||||||||||||||||||||||
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