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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 7 pm Friday 29 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
25.0° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Kosi Bay today (30 May):
- Afternoon surf: Afternoon surf (30 May, local time) - 0.5ft (0.2m), 20s period with SSW swell.
- Evening surf: Evening surf (30 May, local time) - 1ft (0.3m), 19s period with SSW swell.
The current surf forecast for Kosi Bay at 12AM is: 0.3m 19s primary swell from a South-southwest direction and 0.5m 7s secondary swell from a East direction, 0.6m 3s secondary swell from a South direction (forecast issued at 07:00pm May 29). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | - | - |
| Afternoon (30 May) | 0.5ft (0.2m) | 20s |
| Evening (30 May) | 1ft (0.3m) | 19s |
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 6mm), mostly falling on Fri night. Warm (max 23°C on Sat morning, min 19°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 29 | Saturday 30 | Sunday 31 | Mon 1 | |||||||||||||||||||||
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 | 11 AM | 2 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSW 19 | SSW 19 | SSW 19 | E 7 | S 5 | S 6 | S 6 | S 6 | SSE 6 | SSE 6 | S 6 | S 6 | S 7 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | E 9 | E 9 | E 9 | E 9 | |
37 | 35 | 69 | 26 | 68 | 181 | 126 | 69 | 55 | 47 | 26 | 28 | 37 | 81 | 103 | 99 | 90 | 86 | 64 | 61 | 54 | 56 | 57 | 57 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | on | on | glassy | glassy | glassy | glassy | cross-off | cross | |
High Tide | 2:45PM1.82m | 2:58AM1.93m | 3:17PM1.88m | 3:30AM1.96m | 3:48PM1.91m | 4:01AM1.96m | ||||||||||||||||||
Low Tide | 8:47PM0.36m | 9:09AM0.30m | 9:20PM0.31m | 9:40AM0.26m | 9:52PM0.29m | 10:11AM0.25m | ||||||||||||||||||
 |  |  |  | |  | | |  | |  |  | | | | | | | | | | | | | |
 | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — |
 | 5:02 | — | — | — | — | — | — | — | 5:02 | — | — | — | — | — | — | — | 5:02 | — | — | — | — | — | — | 5:02 |
— | — | 1 | 1 | 2 | 1 | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | |
Temp °C | 23 | 22 | 21 | 20 | 21 | 21 | 23 | 23 | 22 | 21 | 21 | 20 | 20 | 21 | 22 | 22 | 22 | 21 | 21 | 20 | 19 | 19 | 21 | 23 |
23 | 23 | 20 | 19 | 19 | 18 | 21 | 22 | 21 | 20 | 22 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 22 | 21 | 20 | 20 | 21 | 22 | |
Swell 1 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | E 7 | ESE 7 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | S 6 | S 6 | E 8 | E 8 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 8 |
 kJ | 21 | 21 | 21 | 22 | 23 | 15 | 15 | 19 | 19 | 20 | 26 | 28 | 29 | 30 | 103 | 99 | 90 | 86 | 64 | 61 | 43 | 48 | 51 | 50 |
Swell 2 Height (m) Direction Period (s) | SSW 19 | SSW 19 | SSW 19 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 17 | SSW 16 | ESE 8 | ESE 8 | ESE 4 | SSW 14 | E 8 | E 9 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 |
| kJ | 37 | 35 | 69 | 26 | 25 | 23 | 20 | 20 | 27 | 26 | 19 | 19 | 4 | 18 | 37 | 39 | 36 | 35 | 35 | 51 | 54 | 56 | 57 | 57 |
Swell 3 Height (m) Direction Period (s) | S 9 | NE 3 | SE 8 | S 20 | S 20 | S 20 | S 19 | SSW 18 | — | — | ESE 4 | ESE 4 | S 9 | S 18 | SSW 13 | S 13 | S 14 | S 12 | S 12 | S 11 | S 11 | S 11 | ESE 13 | ESE 12 |
| kJ | 6 | 2 | 3 | 8 | 8 | 7 | 28 | 32 | — | — | 7 | 6 | 15 | 6 | 16 | 14 | 4 | 12 | 11 | 10 | 9 | 9 | 17 | 15 |
Wind waves Height (m) Direction Period (s) | NE 3 | — | S 3 | S 4 | S 5 | S 6 | S 6 | S 6 | SSE 6 | SSE 6 | — | — | S 7 | S 9 | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | — | 4 | 18 | 68 | 181 | 126 | 69 | 55 | 47 | — | — | 37 | 81 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 228 | 425 | 345 | 319 | 228 | 177 | 177 | 228 | 380 | 228 | 177 | 144 | 144 | 144 | 144 | 380 | 380 | 271 | 0 | 0 | 0 | 0 | 0 | 380 |
Best forecast wave conditions in KwaZulu-Natal North Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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