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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 am Saturday 16 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
25.7° C
(Which is 1.2°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 9AM is: 1.4m 15s primary swell from a South direction and 0.8m 6s secondary swell from a East direction, 1.5m 6s secondary swell from a South direction (forecast issued at 01:00am May 16). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 4.5ft (1.4m) | 15s |
| Afternoon (16 May) | 8ft (2.5m) | 15s |
| Evening (16 May) | 3.5ft (1.1m) | 14s |
Table - waves today at Kosi Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Sat afternoon. Warm (max 23°C on Sat morning, min 20°C on Sat morning). Winds decreasing (fresh winds from the S on Sat afternoon, light winds from the NW by Mon night). | ||||||||||||||||||||||||
Saturday 16 | Sunday 17 | Monday 18 | ||||||||||||||||||||||
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 | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
S 16 | S 16 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 10 | S 10 | S 12 | S 13 | S 13 | S 14 | S 12 | S 12 | S 14 | |
1017 | 979 | 930 | 2513 | 2616 | 602 | 585 | 453 | 427 | 350 | 350 | 560 | 395 | 347 | 232 | 92 | 92 | 148 | 352 | 352 | 388 | 247 | 190 | 316 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross | cross-off | off | off | cross-off | cross-off | cross | cross | cross | cross-off | |
High Tide | 3:02AM2.23m | 3:21PM2.11m | 3:41AM2.26m | 4:01PM2.15m | 4:21AM2.22m | 4:41PM2.13m | ||||||||||||||||||
Low Tide | 9:14AM0.07m | 9:26PM0.03m | 9:53AM0.03m | 10:07PM0.02m | 10:32AM0.05m | 10:49PM0.08m | ||||||||||||||||||
 | |  |  |  | |  |  |  | | |  | | | | | | | | | | | | | |
 | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:07 | — | — |
3 | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 21 | 21 | 20 | 23 | 23 | 23 | 22 | 22 | 22 | 21 | 20 | 23 | 23 | 22 | 22 | 22 | 21 | 20 | 20 | 22 | 23 | 22 | 22 | 22 |
22 | 19 | 17 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 19 | 22 | 22 | 22 | 22 | 23 | 22 | 21 | 21 | 22 | 22 | 21 | 20 | 22 | |
Swell 1 Height (m) Direction Period (s) | S 16 | S 16 | S 15 | E 6 | E 7 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | ENE 7 | ENE 7 | E 7 | S 13 | S 13 | S 14 | ENE 7 | S 12 | ENE 8 |
 kJ | 1017 | 979 | 930 | 39 | 32 | 602 | 585 | 453 | 427 | 350 | 350 | 560 | 395 | 347 | 232 | 84 | 86 | 83 | 352 | 352 | 388 | 91 | 190 | 96 |
Swell 2 Height (m) Direction Period (s) | E 6 | E 6 | E 6 | — | — | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | S 10 | S 10 | S 12 | E 7 | E 7 | ENE 7 | S 12 | S 15 | S 14 |
| kJ | 89 | 60 | 49 | — | — | 22 | 31 | 31 | 43 | 34 | 34 | 34 | 47 | 61 | 79 | 92 | 92 | 148 | 83 | 66 | 71 | 247 | 110 | 316 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 15 | S 12 | S 12 | S 10 | — | — | S 15 | S 15 | SE 6 | SE 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 39 | 75 | 76 | 90 | — | — | 113 | 112 | 10 | 14 |
Wind waves Height (m) Direction Period (s) | — | S 4 | S 6 | S 15 | S 15 | S 7 | S 7 | S 7 | S 6 | S 6 | SSE 6 | — | — | — | — | — | — | — | — | — | NE 3 | — | ENE 7 | E 7 |
| kJ | — | 18 | 141 | 2513 | 2616 | 401 | 326 | 226 | 139 | 112 | 64 | — | — | — | — | — | — | — | — | — | 2 | — | 91 | 126 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 378 | 378 | 378 | 425 | 378 | 228 | 177 | 177 | 144 | 144 | 144 | 144 | 927 | 380 | 595 | 0 | 0 | 0 | 0 | 0 | 380 | 380 | 337 | 0 |
Best forecast wave conditions in KwaZulu-Natal North Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
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Ocean Swells (m)- Wind Speed (km/h)
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