Surf spot
Dadonghai
Forecast conditions and map view for Dadonghai in China, South China Sea. Open the interactive surf map to inspect wind, waves, and nearby spots.
- Country
- China, South China Sea
- Coordinates
- 18.2209, 109.5177

Surf spot
Forecast conditions and map view for Dadonghai in China, South China Sea. Open the interactive surf map to inspect wind, waves, and nearby spots.
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| 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 | 00:00 | 03:00 | 06:00 | 09:00 | 12:00 | 15:00 | |
| Wave height (m) | 0.5 | 0.6 | 0.6 | 0.6 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.6 | 0.6 | 0.5 | 0.5 | 0.5 | 0.5 | 0.4 | 0.5 | 0.5 | 0.6 | 0.6 | 0.5 | 0.5 | 0.5 | 0.4 | 0.4 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.3 | 0.3 | 0.3 | 0.3 | 0.4 | 0.4 | 0.4 | 0.4 | 0.4 | 0.3 | 0.2 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.2 | 0.2 |
| Wave direction | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | S | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SE | SSE | S | SSE | SSE | SSE | SSE | SSE | SE | SSE | SE | SSE | SSE | SSE | SSE | SSE |
| Wave period (s) | 4.3 | 4 | 4 | 4.2 | 4.3 | 4.3 | 4.6 | 4.8 | 4.8 | 4.3 | 4.3 | 4.1 | 4 | 4 | 4.3 | 4.3 | 4.5 | 4.3 | 4 | 4 | 4 | 4 | 4 | 4.1 | 4.2 | 3.9 | 3.6 | 3.8 | 3.9 | 4 | 4 | 3.9 | 3.5 | 3.6 | 3.7 | 3.8 | 4 | 4.3 | 4.4 | 4.5 | 3.1 | 2.6 | 3.8 | 3.6 | 3.8 | 3.9 | 4.2 | 4.5 | 2.9 | 2.8 | 2.8 | 3 | 3 | 3 | 2.9 | 2.8 |
| Wave energy (kJ) | 9 | 11 | 12 | 12 | 10 | 10 | 11 | 12 | 13 | 13 | 12 | 10 | 8 | 8 | 8 | 7 | 9 | 9 | 11 | 10 | 8 | 7 | 7 | 6 | 5 | 7 | 8 | 8 | 8 | 7 | 6 | 5 | 4 | 5 | 5 | 5 | 4 | 4 | 3 | 4 | 2 | 2 | 4 | 5 | 4 | 4 | 3 | 2 | 2 | 2 | 1 | 2 | 2 | 1 | 1 | 1 |
| Wind speed (km/h) | 4.4 | 1.8 | 2 | 8.4 | 17.6 | 10.9 | 3.7 | 6.1 | 7.4 | 8.7 | 8.8 | 13 | 19 | 9.2 | 2.6 | 4.1 | 7.7 | 5.4 | 5.7 | 16 | 17.8 | 12 | 4.7 | 7.5 | 1.4 | 4.4 | 2.3 | 7.6 | 5.6 | 5.9 | 7.1 | 6.5 | 2.5 | 5.1 | 4.4 | 7.1 | 11.4 | 10.7 | 3.6 | 8.8 | 10.5 | 9 | 11.2 | 12.3 | 12.4 | 13.7 | 10.7 | 12.1 | 10.6 | 10.4 | 10.4 | 13.6 | 13.8 | 15.9 | 11.4 | 7.8 |
| Wind direction | SWGlassy | EGlassy | NEGlassy | SWCross-on | WSWCross | WSWCross | WSWGlassy | SWCross-on | SWCross-on | SSWCross-on | SSWCross-on | WSWCross | WSWCross | WSWCross | SWGlassy | SWGlassy | NWCross-off | SOnshore | SWCross-on | WSWCross | WCross | WCross-off | WGlassy | SSWCross-on | WGlassy | SWGlassy | ESEGlassy | SOnshore | SWCross-on | SSEOnshore | ESECross-on | ENECross | NEGlassy | NECross-off | NEGlassy | SSWCross-on | WSWCross | WSWCross | SGlassy | NECross-off | ENECross | ENECross | NECross-off | ECross-on | ESECross-on | ESECross-on | ENECross | ENECross | ECross | ENECross | ENECross | ESECross-on | ECross-on | ECross-on | ENECross | ENECross |