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Kosi Bay Surf Forecast
/ KZN North (23 surf breaks) /
Surf Forecasts:
Kosi Bay surfForecast / KZN North / South Africa
48hr Weather and Surf, issued 7 am Saturday 09 May 2026 SASTForecast update in hr min s Forecast update imminent
Kosi Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kosi Bay sea temperature is
26.1° C
(Which is 1.3°C warmer than normal for this time of year)How big are the waves at Kosi Bay today?
The current surf forecast for Kosi Bay at 1PM is: 1.7m 13s primary swell from a South direction and 0.8m 13s secondary swell from a South direction (forecast issued at 07:00am May 09). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 May) | 6.5ft (2.0m) | 14s |
| Afternoon (09 May) | 5ft (1.6m) | 13s |
| Evening (09 May) | 4.5ft (1.4m) | 12s |
Table - waves today at Kosi Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 29°C on Sun afternoon, min 19°C on Sat morning). Winds decreasing (fresh winds from the N on Sun afternoon, light winds from the WSW by Mon morning). | ||||||||||||||||||||||||
Saturday 9 | Sunday 10 | Monday 11 | Tue 12 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SSE 14 | S 14 | S 13 | S 13 | S 12 | S 13 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | NE 7 | NE 7 | NE 8 | NE 8 | ENE 7 | S 12 | S 12 | S 11 | |
752 | 1531 | 1237 | 848 | 513 | 633 | 638 | 529 | 383 | 311 | 253 | 198 | 116 | 83 | 83 | 57 | 287 | 260 | 244 | 179 | 237 | 497 | 464 | 369 | |
Wind (km/h) | ||||||||||||||||||||||||
off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-on | cross-on | cross-on | cross-off | off | |
High Tide | 7:52AM1.44m | 8:56PM1.42m | 9:36AM1.37m | 10:49PM1.47m | 11:24AM1.43m | 00:07AM1.62m | ||||||||||||||||||
Low Tide | 2:20PM0.78m | 3:17AM0.89m | 4:04PM0.81m | 5:14AM0.83m | 5:36PM0.73m | |||||||||||||||||||
 |  | | | | | | | | | | | | | | | | | | | | | | | |
 | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | 6:18 |
 | — | — | — | — | 5:12 | — | — | — | — | — | — | — | 5:10 | — | — | — | — | — | — | — | 5:10 | — | — | 5:09 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 20 | 19 | 25 | 27 | 25 | 24 | 23 | 22 | 21 | 22 | 27 | 29 | 28 | 28 | 28 | 26 | 24 | 24 | 28 | 28 | 24 | 23 | 22 | 20 |
21 | 19 | 23 | 23 | 21 | 21 | 21 | 19 | 17 | 17 | 21 | 25 | 25 | 26 | 25 | 23 | 23 | 22 | 26 | 26 | 21 | 22 | 22 | 20 | |
Swell 1 Height (m) Direction Period (s) | S 12 | S 14 | S 13 | S 13 | S 12 | S 13 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | NE 7 | NE 7 | NE 8 | NE 8 | S 13 | S 12 | S 12 | S 11 |
 kJ | 649 | 1531 | 1237 | 848 | 513 | 633 | 638 | 529 | 383 | 311 | 253 | 198 | 116 | 83 | 83 | 57 | 287 | 260 | 244 | 179 | 87 | 497 | 464 | 369 |
Swell 2 Height (m) Direction Period (s) | SSE 14 | ESE 9 | ESE 9 | S 13 | SSE 13 | S 12 | ESE 8 | ESE 8 | E 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | SSE 14 | SSE 11 | SSE 10 | SSE 10 | SSE 13 | SE 12 | SE 13 | NE 6 | NE 6 |
| kJ | 752 | 88 | 58 | 219 | 431 | 148 | 39 | 38 | 33 | 22 | 22 | 21 | 21 | 12 | 12 | 19 | 37 | 35 | 36 | 55 | 39 | 41 | 78 | 62 |
Swell 3 Height (m) Direction Period (s) | SE 9 | ESE 9 | ESE 9 | E 8 | ESE 8 | ESE 8 | ESE 8 | E 8 | ESE 8 | E 8 | E 8 | SE 16 | SSE 16 | SSE 15 | SSE 15 | S 15 | SSE 13 | SSE 13 | SSE 13 | S 5 | S 10 | E 10 | ESE 5 | ESE 5 |
| kJ | 83 | 86 | 58 | 68 | 40 | 39 | 39 | 34 | 27 | 1 | 1 | 10 | 24 | 22 | 21 | 4 | 18 | 35 | 34 | 2 | 16 | 2 | 37 | 33 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | NNE 4 | NNE 4 | NNE 4 | N 5 | N 5 | N 5 | N 5 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NW 4 | — | — | ESE 3 | ENE 7 | ENE 5 | — | — |
| kJ | — | — | — | — | 16 | 25 | 31 | 43 | 45 | 67 | 102 | 173 | 274 | 258 | 187 | 262 | 3 | — | — | 12 | 237 | 138 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 144 | 380 | 258 | 229 | 229 | 258 | 258 | 778 | 595 | 319 | 258 | 229 | 144 | 0 | 0 | 0 | 144 | 349 | 258 | 0 | 0 |
Best forecast wave conditions in KwaZulu-Natal North Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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