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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 Wednesday 21 Jan 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
27.3° C
(Which is slightly warmer than usual)How big are the waves at Kosi Bay today?
The current surf forecast for Kosi Bay at 6PM is: 1.3m 8s primary swell from a East-southeast direction and 1.1m 7s secondary swell from a South direction (forecast issued at 01:00pm January 21). The wind direction is predicted to be onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jan) | 5ft (1.6m) | 7s |
| Afternoon (21 Jan) | 4.5ft (1.3m) | 8s |
| Evening (21 Jan) | 3.5ft (1.1m) | 8s |
Table - waves today at Kosi Bay. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 8 | 8 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 9 | 9 | 18 | 18 | 17 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 394 | 216 | 206 | 206 | 173 | 157 | 144 | 122 | 122 | 99 | 72 | 102 | 71 | 180 | 180 | 282 | 225 | 217 | 380 | 291 | 422 | 510 | 569 | 620 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | cross- on | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | cross |
High Tide / height (m) | 5:26PM 2.12 | 5:48AM 2.17 | 5:56PM 2.09 | 6:19AM 2.14 | 6:28PM 2.01 | 6:52AM 2.06 | ||||||||||||||||||
Low Tide / height (m) | 11:22AM 0.15 | 11:35PM 0.06 | 11:53AM 0.17 | 12:05AM 0.09 | 12:26PM 0.23 | 12:37AM 0.17 | ||||||||||||||||||
Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 5:13 | - | - | - | - | - | - | - | 5:13 | - | - | - | - | - | - | - | 5:15 |
| Sunset | - | - | 6:45 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - |
 |  | |  |  |  | | | | | | | | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 24 | 24 | 23 | 23 | 21 | 21 | 22 | 24 | 25 | 25 | 25 | 25 | 24 | 23 | 24 | 24 | 26 | 25 | 24 | 24 | 24 | 24 | 24 |
| Feels °C (?) | 21 | 22 | 23 | 22 | 23 | 21 | 21 | 20 | 21 | 22 | 23 | 24 | 23 | 23 | 26 | 26 | 25 | 26 | 24 | 24 | 24 | 24 | 25 | 26 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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