Surf spot
Grotto Bay
Forecast conditions and map view for Grotto Bay in South Africa, SW Coast. Open the interactive surf map to inspect wind, waves, and nearby spots.
- Country
- South Africa, SW Coast
- Coordinates
- -33.5003, 18.3125

Surf spot
Forecast conditions and map view for Grotto Bay in South Africa, SW Coast. 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) | 1.9 | 1.9 | 1.8 | 1.8 | 1.7 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.6 | 1.7 | 1.7 | 1.7 | 1.7 | 1.6 | 1.5 | 1.7 | 1.7 | 1.6 | 1.6 | 1.6 | 1.8 | 2.1 | 2.7 | 3 | 2.3 | 3 | 3 | 2.8 | 2.6 | 2.4 | 2 | 2.2 | 2.5 | 2.7 | 2.7 | 2.6 | 2.4 | 2.3 | 2.1 | 1.7 | 1.7 | 2 | 2 | 2.1 | 2.3 | 2 | 2.3 | 2.4 | 2.3 | 2.2 | 2 | 1.8 | 1.7 | |
| Wave direction | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | W | WSW | WSW | WSW | WSW | WSW | SSW | SSW | SSW | SW | SSW | SW | SW | SW | SW | SSW | SSW | SW | SW | SW | SW | SSW | SW | SSW | SSW | SSW | SSW | SSW | SSW | |
| Wave period (s) | 9.6 | 9.4 | 9.3 | 9.1 | 8.8 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 | 8.6 | 8.7 | 8.7 | 8.7 | 8.8 | 8.4 | 9.1 | 8.8 | 8.4 | 7.9 | 7.9 | 7.8 | 7.8 | 8.6 | 8.4 | 8.3 | 8.6 | 7.9 | 7.9 | 7.8 | 7.8 | 7.8 | 8.8 | 9.3 | 9.3 | 9.2 | 9.2 | 9.2 | 9.2 | 9.3 | 9.3 | 9.3 | 8.9 | 8.6 | 8.3 | 7.8 | 7.5 | 7.5 | 7.6 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.3 | |
| Wave energy (kJ) | 686 | 631 | 579 | 507 | 422 | 393 | 374 | 374 | 388 | 397 | 407 | 384 | 412 | 417 | 417 | 432 | 356 | 393 | 448 | 408 | 320 | 304 | 316 | 386 | 620 | 999 | 1193 | 810 | 1154 | 1108 | 939 | 846 | 724 | 595 | 828 | 1087 | 1239 | 1216 | 1127 | 991 | 915 | 740 | 495 | 441 | 585 | 534 | 550 | 587 | 453 | 590 | 618 | 606 | 518 | 444 | 368 | 320 | |
| Wind speed (km/h) | 8.2 | 6.7 | 6.6 | 7.1 | 10.6 | 5.2 | 6.4 | 7.9 | 6.1 | 5.4 | 3.7 | 3.9 | 8.3 | 4.1 | 5.4 | 4.7 | 6.4 | 9 | 10.1 | 17.2 | 24.9 | 20.1 | 16.6 | 15.7 | 14.5 | 12.8 | 7.1 | 12 | 9 | 9.7 | 9.2 | 6 | 5.7 | 3.6 | 5.9 | 8.3 | 9.4 | 9.5 | 6.2 | 8.4 | 7.8 | 6.6 | 5.4 | 5.3 | 12.3 | 14.8 | 9.7 | 9 | 8.9 | 8.6 | 9.1 | 21.5 | 21.7 | 18.7 | 23.1 | 14 | |
| Wind direction | SEOffshore | SEOffshore | ESEOffshore | SSEOffshore | SSWCross-off | SSWCross-off | ESEOffshore | ESEOffshore | ECross-off | ECross-off | ENEGlassy | NNEGlassy | WCross-on | SSWGlassy | SSEOffshore | WSWGlassy | NWOnshore | NCross-on | NNECross-on | NCross-on | NWOnshore | NWOnshore | NNWCross-on | NNWOnshore | WCross-on | WSWCross-on | WSWCross-on | SWCross | SWCross | SSWCross | SCross-off | SSEOffshore | SEOffshore | SEGlassy | NECross | WCross-on | WCross-on | WCross-on | NCross-on | NCross-on | NECross | ENECross-off | NECross | ESEOffshore | SSWCross-off | SSWCross-off | SSECross-off | SSEOffshore | SSECross-off | SSEOffshore | SEOffshore | SCross-off | SCross-off | SCross-off | SSECross-off | SSEOffshore | |