Surf spot
Forecast conditions and map view for Ballyheirnan Bay in Ireland, North West. Open the interactive surf map to inspect wind, waves, and nearby spots.
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| 00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | 18:00 | 21:00 | ||
| Wave height (m) | 1.4 | 1.5 | 1.6 | 1.4 | 1.4 | 1.3 | 1.1 | 1 | 1.1 | 1 | 1.1 | 1 | 1 | 0.9 | 0.7 | 0.7 | 0.6 | 0.5 | 0.5 | 0.4 | 0.4 | 0.4 | 0.3 | 0.3 | 0.3 | 0.2 | 0.2 | 0.3 | 0.3 | 0.3 | 0.3 | 0.5 | 0.7 | 0.8 | 0.6 | 0.6 | 0.5 | 0.7 | 0.8 | 0.7 | 0.8 | 0.5 | 0.7 | 0.8 | 0.8 | 0.7 | 0.7 | 0.7 | 0.6 | 0.5 | 0.5 | 0.4 | 0.4 | 0.4 | 0.3 | 0.3 | |
| Wave direction | WNW | W | W | W | WNW | WNW | WNW | W | W | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | N | N | N | N | NW | W | W | W | W | W | W | W | W | W | W | WNW | WNW | W | W | WNW | WNW | WNW | NW | W | NW | NW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | NNW | N | NW | N | |
| Wave period (s) | 9.6 | 9.4 | 8.8 | 8.7 | 8.6 | 8.1 | 7.2 | 6.8 | 6 | 5.8 | 6.3 | 6.4 | 6.3 | 6.2 | 6 | 5.8 | 5.3 | 5.2 | 5 | 4.8 | 4.8 | 4.8 | 4.9 | 5.1 | 6.1 | 6.2 | 6.3 | 6.6 | 7 | 8 | 8.4 | 6.4 | 6.5 | 6.7 | 7.7 | 8.3 | 8.2 | 7.3 | 6.5 | 6.2 | 5.6 | 8.3 | 7.7 | 6.8 | 6.5 | 6.8 | 7 | 6.9 | 6.8 | 6.7 | 6.5 | 6.3 | 6.3 | 6.2 | 6.1 | 6 | |
| Wave energy (kJ) | 378 | 408 | 381 | 310 | 270 | 212 | 133 | 99 | 82 | 69 | 88 | 89 | 77 | 57 | 39 | 29 | 21 | 15 | 12 | 9 | 8 | 6 | 5 | 4 | 5 | 4 | 5 | 6 | 8 | 13 | 13 | 22 | 44 | 54 | 45 | 43 | 36 | 54 | 59 | 41 | 42 | 34 | 51 | 55 | 49 | 51 | 50 | 47 | 36 | 24 | 19 | 14 | 13 | 11 | 9 | 7 | |
| Wind speed (km/h) | 28.2 | 26.6 | 24.3 | 25.1 | 26.7 | 26 | 21.3 | 16 | 10.7 | 7.4 | 6 | 11.2 | 9.8 | 11.2 | 9.1 | 4.8 | 6.5 | 7.3 | 7.4 | 14.3 | 12.4 | 12.3 | 12.8 | 10.4 | 5 | 6.5 | 8.9 | 14 | 14.1 | 6.2 | 4.1 | 5.4 | 2.3 | 7.2 | 8.9 | 15.9 | 20.4 | 23 | 18.8 | 9.7 | 8.1 | 8.1 | 9.1 | 14.8 | 12.5 | 11.9 | 9.2 | 5.8 | 7.3 | 7.6 | 7.6 | 11.6 | 10 | 5.7 | 6.2 | 1.3 | |
| Wind direction | WCross | WCross | WCross | WNWCross | WNWCross | WNWCross-on | WNWCross-on | WNWCross-on | WNWCross-on | WNWCross-on | WNWCross-on | NNWOnshore | NOnshore | NOnshore | NNEOnshore | ENEGlassy | SECross-off | SSECross-off | SSEOffshore | SSEOffshore | SSEOffshore | SECross-off | SECross-off | SECross-off | SSEOffshore | SECross-off | SSECross-off | SSEOffshore | SSEOffshore | WSWCross-off | NWGlassy | NECross-on | ESEGlassy | SSEOffshore | SSEOffshore | SOffshore | SWCross-off | WSWCross-off | WSWCross-off | SWCross-off | SSEOffshore | SSEOffshore | SSEOffshore | SOffshore | SSWOffshore | SOffshore | SSWCross-off | SOffshore | SOffshore | SSEOffshore | SSEOffshore | SOffshore | SSEOffshore | SWCross-off | NOnshore | NWGlassy | |