Surf Forecasts:
How big are the waves at Ballyhiernan Bay today (27 Oct):
- Morning surf: Morning surf (27 Oct, local time) - 16ft (5.0m), 14s period with WNW swell.
- Afternoon surf: Afternoon surf (27 Oct, local time) - 15ft (4.5m), 14s period with WNW swell.
- Evening surf: Evening surf (27 Oct, local time) - 15ft (4.5m), 13s period with WNW swell.
The current surf forecast for Ballyhiernan Bay at 12AM is: 2.3m 12s primary swell from a West direction and 0.4m 9s secondary swell from a North-northwest direction (forecast issued at 05:00pm October 26). The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Oct) | 16ft (5.0m) | 14s |
| Afternoon (27 Oct) | 15ft (4.5m) | 14s |
| Evening (27 Oct) | 15ft (4.5m) | 13s |
Table - waves today at Ballyhiernan Bay. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 21mm), heaviest during Tue night. Very mild (max 16°C on Mon afternoon, min 10°C on Mon night). Winds decreasing (near gales from the WSW on Mon night, light winds from the S by Wed afternoon). | |||||||||||||||||||
Mon 26 | Tuesday 27 | Wednesday 28 | |||||||||||||||||
3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | WNW 11 | WNW 11 | W 11 | W 12 | W 11 | W 12 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | NW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 328 | 408 | 771 | 1406 | 2293 | 6100 | 9859 | 8674 | 7596 | 6167 | 6331 | 2827 | 4899 | 3710 | 2992 | 1465 | 1686 | 916 | 1123 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | off | off |
High Tide | 5:52PM3.51m | 6:14AM3.42m | 6:32PM3.49m | 6:52AM3.43m | 7:13PM3.37m | ||||||||||||||
Low Tide | 00:00AM-0.05m | 12:16PM-0.00m | 00:37AM-0.00m | 12:57PM0.03m | |||||||||||||||
 |  |  | |  | | | | | |  | | | |  |  | | | | |
 | — | — | — | — | — | 7:22 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — |
 | 5:06 | — | — | — | — | — | — | — | 5:04 | — | — | — | — | — | — | — | 5:01 | — | — |
mm | 2 | — | 3 | 3 | — | 1 | 1 | 1 | 2 | 1 | 1 | 2 | 4 | — | — | — | — | — | — |
Temp °C | 16 | 16 | 15 | 12 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 12 | 12 | 13 | 12 | 14 | 14 | 14 | 13 |
Feels °C | 11 | 11 | 11 | 3 | -2 | -3 | -2 | -2 | -1 | -1 | 2 | 2 | 4 | 6 | 5 | 7 | 9 | 11 | 9 |
Swell 1 Height (m) Direction Period (s) | WNW 11 | WNW 11 | W 11 | NNW 9 | NNW 8 | N 8 | — | — | — | — | WNW 13 | NW 13 | — | — | — | WNW 12 | WNW 11 | WNW 11 | WNW 11 |
| kJ | 328 | 408 | 771 | 25 | 14 | 5 | — | — | — | — | 6331 | 2827 | — | — | — | 1465 | 1686 | 916 | 1123 |
Swell 2 Height (m) Direction Period (s) | NNW 10 | NNW 9 | NNW 9 | — | — | — | — | — | — | — | — | — | — | — | — | NW 11 | — | NW 11 | — |
| kJ | 205 | 121 | 64 | — | — | — | — | — | — | — | — | — | — | — | — | 715 | — | 485 | — |
Swell 3 Height (m) Direction Period (s) | SW 4 | — | W 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1 | — | 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 3 | S 3 | — | W 12 | W 11 | W 12 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | — | W 13 | WNW 12 | WNW 12 | WNW 12 | — | — | — | — |
| kJ | 4 | 5 | — | 1406 | 2293 | 6100 | 9859 | 8674 | 7596 | 6167 | — | 2652 | 4899 | 3710 | 2992 | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 400 | 322 | 400 | 400 | 434 | 1121 | 785 | 1143 | 1222 | 890 | 587 | 587 | 439 | 366 | 366 | 67 | 17 | 0 | 0 |
Best forecast wave conditions in Donegal | |||||||||||||||||||
Best forecast wave conditions in Ireland | |||||||||||||||||||
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