Surf spot
Forecast conditions and map view for Viana do castelo in Portugal, North Porto. 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) | 0.4 | 0.7 | 0.7 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.7 | 0.7 | 0.6 | 0.6 | 0.6 | 0.6 | 0.5 | 0.6 | 0.6 | 0.5 | 0.5 | 0.6 | 0.7 | 0.7 | 0.6 | 0.4 | 0.4 | 0.6 | 0.7 | 0.7 | 0.8 | 0.8 | 0.8 | 0.9 | 0.9 | 0.9 | 0.9 | 0.9 | 0.9 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 | 0.7 | 0.7 | 0.6 | 0.6 | 0.6 | 0.5 | 0.5 | 0.5 | 0.5 | 0.6 | |
| Wave direction | NW | NW | NW | NW | NW | NW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | NW | NW | NW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | |
| Wave period (s) | 7.7 | 8.8 | 8.8 | 8.9 | 8.9 | 8.8 | 8.8 | 8.7 | 8.6 | 8.4 | 8.2 | 8 | 7.8 | 7.7 | 7.5 | 7.3 | 6.5 | 7 | 4.3 | 4.2 | 4.5 | 5.7 | 5.5 | 4.3 | 4 | 4 | 3.9 | 6.9 | 7.8 | 7.8 | 8 | 8 | 8 | 8 | 7.9 | 7.9 | 7.9 | 8 | 7.8 | 7.8 | 7.8 | 7.6 | 7.3 | 6.9 | 6.8 | 6.8 | 6.9 | 6.9 | 6.8 | 6.7 | 6.5 | 6.4 | 6.3 | 6.2 | 6.2 | 6.2 | |
| Wave energy (kJ) | 21 | 67 | 81 | 96 | 101 | 99 | 98 | 96 | 90 | 82 | 77 | 73 | 63 | 52 | 45 | 38 | 32 | 33 | 11 | 12 | 13 | 14 | 14 | 12 | 14 | 14 | 10 | 17 | 24 | 41 | 55 | 66 | 78 | 85 | 88 | 97 | 106 | 107 | 104 | 94 | 89 | 82 | 75 | 67 | 61 | 54 | 49 | 41 | 37 | 30 | 26 | 22 | 18 | 19 | 22 | 26 | |
| Wind speed (km/h) | 6.5 | 8.1 | 7.6 | 12.1 | 10 | 10.3 | 10.8 | 4.4 | 4.7 | 0.7 | 4.5 | 6.3 | 9.2 | 8.1 | 8.4 | 3.7 | 5.6 | 7.1 | 2.2 | 9.2 | 18.2 | 23.5 | 22.3 | 13.6 | 4.7 | 4 | 5.7 | 7.1 | 17.1 | 22.4 | 23.3 | 13.3 | 6.8 | 6.2 | 5.5 | 11.5 | 20.1 | 21.5 | 21.1 | 10 | 2.6 | 2.9 | 4.9 | 5.1 | 12.6 | 16.3 | 18.8 | 12 | 5.1 | 5.1 | 5.4 | 11.7 | 19.9 | 20.9 | 19.8 | 10.2 | |
| Wind direction | ESEOffshore | ENECross-off | ENECross-off | SCross-off | SWCross | WNWOnshore | WOnshore | EGlassy | SSEGlassy | NGlassy | ESEGlassy | SSWCross | SWCross-on | WNWOnshore | WNWOnshore | NGlassy | NNWCross-on | NNWCross-on | EGlassy | WNWOnshore | NWOnshore | NWOnshore | NNWCross-on | NNWCross-on | NNEGlassy | NGlassy | NNWCross-on | WNWOnshore | NWOnshore | NNWOnshore | NNWCross-on | NNWCross-on | NCross-on | NCross-on | NCross-on | NWOnshore | NWOnshore | NWOnshore | NNWCross-on | NNWCross-on | ENEGlassy | NGlassy | NNEGlassy | WOnshore | WNWOnshore | NWOnshore | NNWOnshore | NNWCross-on | NCross-on | NCross-on | NCross-on | NWOnshore | NWOnshore | NWOnshore | NWOnshore | NNWCross-on | |