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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 Thursday 14 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
25.8° 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 8PM is: 1.3m 12s primary swell from a South direction and 0.4m 16s secondary swell from a South-southwest direction, 1.1m 6s secondary swell from a East direction (forecast issued at 01:00pm May 14). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 4.5ft (1.3m) | 16s |
| Afternoon (14 May) | 5ft (1.5m) | 12s |
| Evening (14 May) | 4.5ft (1.3m) | 12s |
Table - waves today at Kosi Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 21mm), heaviest during Fri night. Warm (max 24°C on Fri afternoon, min 19°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 14 | Friday 15 | Saturday 16 | Sun 17 | |||||||||||||||||||||
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 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | |
704 | 667 | 660 | 485 | 477 | 400 | 325 | 314 | 242 | 189 | 189 | 188 | 746 | 879 | 979 | 930 | 743 | 713 | 703 | 585 | 725 | 591 | 421 | 350 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | glassy | glassy | glassy | cross | cross | cross | cross | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | |
High Tide | 2:03PM1.89m | 2:23AM2.13m | 2:42PM2.02m | 3:02AM2.23m | 3:21PM2.11m | 3:41AM2.26m | ||||||||||||||||||
Low Tide | 8:05PM0.24m | 8:36AM0.17m | 8:46PM0.11m | 9:14AM0.07m | 9:26PM0.03m | |||||||||||||||||||
 |  |  |  |  | | | | | | |  |  | | | |  | |  | | | | | | |
 | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — |
 | — | — | 5:08 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | 5:07 |
1 | — | — | — | 1 | 1 | 1 | — | — | — | — | — | 1 | 4 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
Temp °C | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 21 | 23 | 24 | 24 | 23 | 23 | 21 | 20 | 20 | 23 | 23 | 22 | 21 | 21 | 20 | 19 | 19 |
21 | 22 | 22 | 23 | 25 | 24 | 25 | 23 | 25 | 24 | 25 | 24 | 25 | 22 | 18 | 18 | 21 | 21 | 21 | 21 | 22 | 21 | 20 | 20 | |
Swell 1 Height (m) Direction Period (s) | S 13 | S 12 | S 12 | S 12 | S 12 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | S 11 | S 16 | S 16 | S 16 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 |
 kJ | 704 | 667 | 660 | 485 | 477 | 132 | 112 | 112 | 109 | 95 | 95 | 149 | 746 | 879 | 979 | 930 | 743 | 713 | 703 | 585 | 725 | 591 | 421 | 350 |
Swell 2 Height (m) Direction Period (s) | S 7 | S 16 | S 16 | SSW 16 | — | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 16 | E 6 | E 6 | E 6 | E 7 | E 7 | E 7 | E 6 | E 6 | E 7 | E 7 | E 7 | E 7 |
| kJ | 156 | 190 | 135 | 86 | — | 400 | 325 | 314 | 242 | 189 | 189 | 188 | 98 | 98 | 84 | 70 | 59 | 57 | 54 | 40 | 43 | 45 | 45 | 44 |
Swell 3 Height (m) Direction Period (s) | — | — | NE 6 | — | — | S 18 | — | S 16 | S 16 | SSW 16 | S 16 | — | — | — | — | — | — | — | E 6 | E 6 | E 7 | E 7 | S 6 | S 6 |
| kJ | — | — | 1 | — | — | 6 | — | 5 | 20 | 49 | 124 | — | — | — | — | — | — | — | 52 | 52 | 44 | 45 | 39 | 27 |
Wind waves Height (m) Direction Period (s) | ESE 7 | ESE 6 | E 7 | E 6 | E 6 | — | — | — | — | — | — | E 6 | — | — | S 3 | S 5 | S 6 | S 6 | S 6 | S 6 | — | — | — | — |
| kJ | 158 | 112 | 104 | 94 | 109 | — | — | — | — | — | — | 98 | — | — | 7 | 94 | 240 | 206 | 102 | 50 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 271 | 258 | 173 | 173 | 173 | 0 | 0 | 0 | 258 | 407 | 229 | 173 | 0 | 378 | 375 | 344 | 347 | 378 | 380 | 228 | 228 | 173 | 144 | 144 |
Best forecast wave conditions in KwaZulu-Natal North Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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