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Bonza Bay Surf Forecast
/ Eastern Cape – Wild Coast (51 surf breaks) /
Surf Forecasts:
Bonza Bay surfForecast / Eastern Cape – Wild Coast / South Africa
48hr Weather and Surf, issued 1 pm Monday 18 May 2026 SASTForecast update in hr min s Forecast update imminent
Bonza Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Bonza Bay sea temperature is
21.3° C
(Which is 1.0°C colder than average for this time of year)How big are the waves at Bonza Bay today?
The current surf forecast for Bonza Bay at 10PM is: 0.8m 12s primary swell from a South direction and 0.6m 7s secondary swell from a East direction, 0.4m 3s secondary swell from a South-southwest direction (forecast issued at 01:00pm May 18). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 3ft (0.9m) | 12s |
| Afternoon (18 May) | 3ft (0.9m) | 12s |
| Evening (18 May) | 2.5ft (0.8m) | 12s |
Table - waves today at Bonza Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Tue morning. Warm (max 21°C on Thu morning, min 17°C on Thu morning). Winds increasing (calm on Mon night, fresh winds from the NE by Thu morning). | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 13 | S 13 | S 12 | S 12 | S 12 | SSW 16 | SSW 15 | SSW 14 | S 7 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | |
339 | 263 | 171 | 171 | 132 | 137 | 167 | 145 | 246 | 359 | 279 | 295 | 306 | 311 | 395 | 393 | 424 | 346 | 393 | 418 | 414 | 319 | 261 | 276 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | glassy | cross-off | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | |
High Tide | 4:50PM2.03m | 5:05AM2.08m | 5:36PM1.97m | 5:50AM1.94m | 6:26PM1.88m | 6:41AM1.79m | ||||||||||||||||||
Low Tide | 10:36AM0.39m | 10:50PM0.51m | 11:17AM0.46m | 11:36PM0.61m | 12:01PM0.56m | 00:28AM0.73m | ||||||||||||||||||
 |  | |  | | |  |  |  | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:54 | — |
 | — | — | 5:15 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:14 | — | — | — | — | 5:13 |
— | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | |
Temp °C | 19 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 18 | 17 |
17 | 19 | 19 | 21 | 20 | 19 | 19 | 19 | 18 | 17 | 17 | 17 | 17 | 18 | 17 | 18 | 16 | 16 | 16 | 16 | 17 | 16 | 15 | 14 | |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | S 12 | S 12 | S 12 | S 11 | S 11 | SSW 14 | S 7 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SE 8 | SE 8 | SE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 7 |
 kJ | 339 | 263 | 171 | 171 | 132 | 119 | 114 | 145 | 117 | 233 | 279 | 295 | 306 | 311 | 327 | 310 | 330 | 346 | 393 | 418 | 414 | 319 | 261 | 276 |
Swell 2 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | E 6 | SSW 16 | SSW 15 | S 6 | SSW 13 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSW 14 |
| kJ | 45 | 45 | 34 | 33 | 22 | 137 | 167 | 26 | 137 | 105 | 101 | 149 | 142 | 140 | 140 | 133 | 96 | 81 | 81 | 54 | 50 | 48 | 47 | 70 |
Swell 3 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 15 | SSW 3 | SSW 16 | E 6 | E 6 | S 11 | SSE 14 | SSW 13 | SSW 12 | SSW 12 | ENE 10 | ENE 10 | E 10 | E 8 | E 8 | S 18 | S 17 | S 16 | S 16 | SSW 15 | SSW 15 | SSW 9 |
| kJ | 18 | 19 | 21 | 2 | 86 | 21 | 20 | 59 | 77 | 93 | 58 | 49 | 35 | 33 | 30 | 23 | 23 | 6 | 22 | 21 | 45 | 44 | 71 | 27 |
Wind waves Height (m) Direction Period (s) | SW 4 | SW 4 | SSW 4 | — | — | SSW 4 | — | SSE 6 | S 7 | S 8 | ENE 11 | ENE 10 | — | — | SE 8 | SE 8 | SE 8 | E 10 | E 9 | E 9 | — | — | ENE 10 | ENE 10 |
| kJ | 2 | 3 | 2 | — | — | 3 | — | 106 | 246 | 359 | 64 | 37 | — | — | 395 | 393 | 424 | 45 | 39 | 26 | — | — | 263 | 264 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 23 | 0 | 4 | 0 | 0 | 21 | 52 | 129 | 168 | 129 | 321 | 173 | 124 | 124 | 124 | 204 | 492 | 404 | 237 | 237 | 124 | 124 | 34 |
Best forecast wave conditions in Eastern Cape - Wild Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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Ocean Swells (m)- Wind Speed (km/h)
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