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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 1 pm Monday 04 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
26.3° 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 9PM is: 0.5m 11s primary swell from a South direction and 0.3m 7s secondary swell from a East direction (forecast issued at 01:00pm May 04). An open ocean swell of 1.7m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 2.5ft (0.7m) | 12s |
| Afternoon (04 May) | 2ft (0.6m) | 11s |
| Evening (04 May) | 1.5ft (0.5m) | 11s |
Table - waves today at Kosi 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 night. Warm (max 28°C on Mon afternoon, min 18°C on Wed night). Winds decreasing (fresh winds from the NNE on Mon afternoon, calm by Tue night). | ||||||||||||||||||||||||
Mon 4 | Tuesday 5 | Wednesday 6 | Thu 7 | |||||||||||||||||||||
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 12 | S 11 | S 11 | S 11 | S 11 | S 11 | SSW 15 | NE 6 | NE 6 | SSW 14 | SSW 13 | SSW 13 | NE 6 | NE 6 | ENE 6 | ENE 6 | NE 7 | ENE 7 | NE 7 | NE 7 | NE 7 | S 11 | S 11 | S 11 | |
129 | 118 | 85 | 58 | 58 | 58 | 42 | 201 | 153 | 36 | 59 | 33 | 100 | 92 | 103 | 113 | 103 | 96 | 112 | 91 | 55 | 123 | 295 | 403 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | glassy | off | cross | cross | glassy | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 5:00PM1.96m | 5:12AM1.94m | 5:29PM1.86m | 5:41AM1.83m | 6:00PM1.74m | 6:13AM1.71m | ||||||||||||||||||
Low Tide | 10:53AM0.20m | 11:05PM0.27m | 11:22AM0.29m | 11:34PM0.38m | 11:52AM0.40m | 00:06AM0.51m | ||||||||||||||||||
 | | |  | | | | | | | |  | | |  |  | | | | |  | | | | |
 | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — |
 | — | — | 5:15 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:14 | — | — | — | — | 5:13 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | 1 | — | — | — | |
Temp °C | 27 | 28 | 27 | 26 | 26 | 25 | 24 | 24 | 28 | 27 | 26 | 26 | 24 | 23 | 22 | 22 | 25 | 26 | 24 | 23 | 21 | 20 | 18 | 21 |
26 | 25 | 25 | 25 | 25 | 23 | 22 | 23 | 28 | 26 | 27 | 27 | 28 | 26 | 23 | 22 | 25 | 24 | 23 | 25 | 21 | 16 | 13 | 15 | |
Swell 1 Height (m) Direction Period (s) | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | NE 6 | SSW 14 | S 10 | SSW 13 | SSW 13 | S 12 | NE 6 | ENE 6 | ENE 6 | NE 7 | ENE 7 | SSW 12 | NE 7 | NE 7 | S 11 | S 11 | S 11 |
 kJ | 129 | 118 | 85 | 58 | 58 | 58 | 37 | 201 | 36 | 33 | 59 | 33 | 80 | 92 | 103 | 113 | 103 | 96 | 45 | 91 | 55 | 123 | 295 | 403 |
Swell 2 Height (m) Direction Period (s) | ESE 5 | E 7 | E 7 | E 7 | S 15 | SSW 15 | SSW 15 | S 10 | S 10 | SSW 14 | S 10 | S 10 | SSE 11 | SSW 12 | SSW 12 | SSW 12 | SSW 4 | SSW 12 | SSE 9 | E 8 | E 7 | NE 7 | NE 7 | NE 8 |
| kJ | 8 | 17 | 9 | 9 | 41 | 44 | 42 | 18 | 18 | 36 | 18 | 18 | 12 | 50 | 50 | 49 | 12 | 47 | 8 | 19 | 26 | 37 | 43 | 86 |
Swell 3 Height (m) Direction Period (s) | E 8 | S 17 | S 16 | S 16 | S 13 | — | S 12 | SSW 14 | SSE 12 | E 8 | E 8 | E 8 | E 12 | S 11 | SSE 11 | SSE 10 | SSW 12 | SSW 5 | S 5 | SSW 11 | SSW 11 | E 7 | E 7 | E 8 |
| kJ | 18 | 6 | 20 | 19 | 4 | — | 11 | 38 | 14 | 6 | 6 | 6 | 3 | 21 | 12 | 10 | 49 | 4 | 2 | 41 | 41 | 25 | 23 | 19 |
Wind waves Height (m) Direction Period (s) | NNE 4 | NNE 5 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NW 4 | NE 6 | NNE 6 | NE 6 | NE 6 | NE 6 | NE 6 | SSW 3 | SSW 4 | — | — | NE 7 | — | NW 2 | W 3 | W 4 | WNW 4 |
| kJ | 31 | 88 | 145 | 168 | 191 | 171 | 196 | 1 | 153 | 132 | 105 | 77 | 100 | 141 | 5 | 13 | — | — | 112 | — | 1 | 7 | 12 | 17 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 258 | 380 | 297 | 258 | 258 | 173 | 144 | 25 | 0 | 258 | 173 | 642 | 0 | 0 | 229 | 25 | 0 | 229 | 271 | 0 | 0 | 144 | 173 | 25 |
Best forecast wave conditions in KwaZulu-Natal North Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
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Ocean Swells (m)- Wind Speed (km/h)
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