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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 Monday 20 Apr 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
27.0° C
(Which is 1.4°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 5AM is: 1.4m 6s primary swell from a Northeast direction and 0.4m 8s secondary swell from a East-southeast direction, 0.2m 7s secondary swell from a South direction (forecast issued at 01:00am April 20). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Apr) | 4.5ft (1.4m) | 6s |
| Afternoon (20 Apr) | 4ft (1.2m) | 6s |
| Evening (20 Apr) | 5ft (1.6m) | 6s |
Table - waves today at Kosi Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||||
| 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 | 11 AM | 2 PM | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 6 | 8 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 12 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 7 | 8 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 154 | 22 | 152 | 175 | 157 | 124 | 85 | 158 | 239 | 255 | 212 | 215 | 188 | 110 | 103 | 65 | 54 | 37 | 36 | 36 | 35 | 632 | 1476 | 1430 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | glass | cross- off | cross- off | cross- off | off | cross- off | cross | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 5:11AM 2.24 | 5:28PM 2.10 | 5:47AM 2.06 | 6:07PM 1.94 | 6:27AM 1.84 | 6:52PM 1.74 | ||||||||||||||||||
Low Tide / height (m) | 10:59PM -0.03 | 11:21AM 0.07 | 11:36PM 0.12 | 11:58AM 0.22 | 12:17AM 0.32 | 12:40PM 0.42 | ||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:05 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 5:27 | - | - | - | - | - | - | - | 5:25 | - | - | - | - | - | - | - | 5:24 | - |
 |  |  |  | | |  |  | |  |  |  |  |  | | | | | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | 2 | 5 | 2 | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | 1 | 1 |
| Temp. °C | 27 | 27 | 26 | 27 | 31 | 32 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 25 | 26 | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 22 | 22 |
| Feels °C (?) | 27 | 28 | 26 | 27 | 32 | 33 | 21 | 22 | 21 | 22 | 23 | 25 | 24 | 28 | 28 | 25 | 25 | 25 | 25 | 25 | 18 | 18 | 17 | 17 |
- 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
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