Surf Forecasts:
How big are the waves at Kosi Bay today (30 Aug):
- Afternoon surf: Afternoon surf (30 Aug, local time) - 4.5ft (1.4m), 9s period with ENE swell.
- Evening surf: Evening surf (30 Aug, local time) - 5.5ft (1.7m), 9s period with ENE swell.
The current surf forecast for Kosi Bay at 12AM is: 1.8m 9s primary swell from a East direction and 0.8m 12s secondary swell from a South-southeast direction (forecast issued at 07:00pm August 29). An open ocean swell of 1.0m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Aug) | - | - |
| Afternoon (30 Aug) | 4.5ft (1.4m) | 9s |
| Evening (30 Aug) | 5.5ft (1.7m) | 9s |
Table - waves today at Kosi Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 25°C on Sun morning, min 19°C on Sat night). Wind will be generally light. | |||||||||||||||||||
Sat 29 | Sunday 30 | Monday 31 | |||||||||||||||||
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 |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | ENE 9 | ENE 9 | E 9 | E 10 | E 10 | E 10 | E 10 | ENE 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 358 | 453 | 533 | 646 | 687 | 612 | 533 | 614 | 431 | 367 | 318 | 274 | 287 | 305 | 299 | 244 | 234 | 229 | 224 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | on | on | cross-on | cross-on | cross | cross | cross | glassy | cross | cross | cross-on | cross-on |
High Tide | 4:36PM2.29m | 4:46AM2.22m | 5:03PM2.31m | 5:13AM2.19m | 5:31PM2.27m | ||||||||||||||
Low Tide | 10:42PM0.03m | 10:51AM-0.04m | 11:10PM0.03m | 11:19AM-0.02m | |||||||||||||||
 |  | | | | | | | | |  |  | | | | | | | | |
 | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | 5:34 | — | — | — | — | — | — | — | 5:34 | — | — | — | — | — | — | — | 5:34 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 20 | 20 | 20 | 19 | 20 | 25 | 24 | 21 | 21 | 20 | 19 | 19 | 19 | 22 | 23 | 21 | 21 | 21 |
Feels °C | 18 | 17 | 17 | 18 | 17 | 16 | 23 | 22 | 19 | 20 | 19 | 19 | 20 | 20 | 23 | 22 | 20 | 21 | 23 |
Swell 1 Height (m) Direction Period (s) | S 12 | SSE 12 | E 9 | E 10 | E 10 | E 10 | E 10 | ENE 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 |
| kJ | 314 | 256 | 533 | 646 | 687 | 612 | 533 | 614 | 431 | 367 | 318 | 274 | 287 | 305 | 299 | 244 | 234 | 229 | 224 |
Swell 2 Height (m) Direction Period (s) | S 12 | — | SSE 12 | S 12 | S 12 | S 12 | NNE 6 | S 12 | S 11 | SSE 11 | SSE 11 | S 8 | S 8 | S 8 | S 7 | S 7 | S 7 | S 6 | S 6 |
| kJ | 309 | — | 198 | 187 | 141 | 103 | 71 | 67 | 64 | 41 | 40 | 140 | 108 | 78 | 54 | 34 | 32 | 21 | 19 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | SSE 15 | — | S 12 | SSE 14 | SSE 15 | SSE 14 | SSE 14 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 12 | SSE 11 | SSE 11 | SSE 11 |
| kJ | — | — | — | — | 21 | — | 103 | 20 | 21 | 19 | 18 | 40 | 39 | 22 | 35 | 26 | 25 | 23 | 11 |
Wind waves Height (m) Direction Period (s) | ENE 9 | ENE 9 | NNE 5 | NNE 5 | N 5 | N 5 | N 6 | — | SSE 3 | S 4 | S 5 | — | — | — | — | — | NE 6 | ENE 6 | — |
| kJ | 358 | 453 | 45 | 78 | 77 | 99 | 106 | — | 2 | 20 | 67 | — | — | — | — | — | 11 | 18 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 407 | 407 | 407 | 290 | 228 | 144 | 0 | 407 | 779 | 344 | 228 | 177 | 25 | 25 | 0 | 407 | 407 | 350 | 173 |
Best forecast wave conditions in KwaZulu-Natal North Coast | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
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