Surf Forecasts:
How big are the waves at Kosi Bay today (10 Jul):
- Morning surf: Morning surf (10 Jul, local time) - 3.5ft (1.0m), 13s period with S swell.
- Afternoon surf: Afternoon surf (10 Jul, local time) - 4.5ft (1.3m), 17s period with S swell.
- Evening surf: Evening surf (10 Jul, local time) - 5.5ft (1.7m), 15s period with S swell.
The current surf forecast for Kosi Bay at 11AM is: 1.0m 13s primary swell from a South direction and 0.6m 7s secondary swell from a East direction (forecast issued at 07:00am July 10). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Jul) | 3.5ft (1.0m) | 13s |
| Afternoon (10 Jul) | 4.5ft (1.3m) | 17s |
| Evening (10 Jul) | 5.5ft (1.7m) | 15s |
Table - waves today at Kosi Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Sat night. Warm (max 23°C on Fri afternoon, min 17°C on Sun morning). Wind will be generally light. | ||||||||||||||||||||||||
Friday 10 | Saturday 11 | Sunday 12 | Mon 13 | |||||||||||||||||||||
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 | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | S 14 | S 13 | S 13 | S 17 | S 16 | S 16 | S 15 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 377 | 355 | 361 | 717 | 1178 | 1398 | 1310 | 1087 | 905 | 747 | 609 | 591 | 480 | 444 | 430 | 565 | 599 | 555 | 518 | 420 | 409 | 333 | 216 | 311 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | cross-off | cross | cross | glassy | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | glassy | cross | cross | cross | glassy | on | on | on | cross | cross |
High Tide | 11:45AM1.49m | 00:33AM1.68m | 1:10PM1.60m | 1:45AM1.79m | 2:15PM1.76m | |||||||||||||||||||
Low Tide | 5:33AM0.70m | 5:58PM0.63m | 6:57AM0.60m | 7:19PM0.52m | 8:02AM0.46m | 8:23PM0.37m | ||||||||||||||||||
 |  | | | | | | |  |  | |  | | |  | | | | | | | | | | |
 | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | 6:37 |
 | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:09 | — | — | 5:10 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 19 | 19 | 21 | 23 | 21 | 22 | 21 | 19 | 18 | 18 | 21 | 22 | 21 | 21 | 20 | 18 | 18 | 17 | 20 | 22 | 21 | 21 | 20 | 18 |
Feels °C | 20 | 19 | 20 | 20 | 17 | 20 | 21 | 18 | 17 | 18 | 22 | 22 | 21 | 21 | 21 | 17 | 18 | 17 | 21 | 21 | 20 | 21 | 20 | 17 |
Swell 1 Height (m) Direction Period (s) | S 14 | S 13 | S 13 | S 17 | S 16 | S 16 | S 15 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 |
| kJ | 377 | 355 | 361 | 717 | 1178 | 1398 | 1310 | 1087 | 905 | 747 | 609 | 591 | 480 | 444 | 430 | 565 | 599 | 555 | 518 | 420 | 409 | 333 | 216 | 311 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | E 7 | E 8 | SE 13 | SE 13 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SSE 6 | E 8 |
| kJ | 54 | 40 | 39 | 40 | 7 | 7 | 42 | 44 | 33 | 33 | 32 | 31 | 31 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 26 | 22 |
Swell 3 Height (m) Direction Period (s) | SE 9 | SE 9 | ESE 9 | SSE 14 | SE 9 | SE 9 | SE 13 | SE 13 | SE 13 | SE 13 | NNE 4 | NNE 4 | SSW 18 | SSW 17 | NNE 4 | NE 4 | NE 7 | — | N 6 | — | — | E 8 | E 8 | S 16 |
| kJ | 13 | 13 | 8 | 18 | 3 | 3 | 7 | 7 | 7 | 6 | 3 | 2 | 102 | 99 | 1 | 1 | 2 | — | 1 | — | — | 22 | 22 | 20 |
Wind waves Height (m) Direction Period (s) | — | — | — | NE 2 | ENE 8 | ENE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 1 | 66 | 45 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 779 | 779 | 144 | 0 | 0 | 177 | 177 | 144 | 177 | 177 | 228 | 0 | 144 | 177 | 144 | 0 | 228 | 228 | 228 | 144 | 144 |
Best forecast wave conditions in KwaZulu-Natal North Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Kosi Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest