Surf Forecasts:
How big are the waves at Kosi Bay today (31 Aug):
- Morning surf: Morning surf (31 Aug, local time) - 4.5ft (1.4m), 10s period with E swell.
- Afternoon surf: Afternoon surf (31 Aug, local time) - 4.5ft (1.3m), 9s period with E swell.
- Evening surf: Evening surf (31 Aug, local time) - 3.5ft (1.1m), 9s period with E swell.
The current surf forecast for Kosi Bay at 1PM is: 1.3m 9s primary swell from a East direction and 0.5m 7s secondary swell from a South direction (forecast issued at 07:00am August 31). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Aug) | 4.5ft (1.4m) | 10s |
| Afternoon (31 Aug) | 4.5ft (1.3m) | 9s |
| Evening (31 Aug) | 3.5ft (1.1m) | 9s |
Table - waves today at Kosi Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 30°C on Wed afternoon, min 19°C on Mon morning). Wind will be generally light. | |||||||||||||||||||||||
Monday 31 | Tuesday 1 | Wednesday 2 | |||||||||||||||||||||
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 | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | E 9 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SSW 17 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 332 | 354 | 299 | 287 | 234 | 192 | 157 | 184 | 142 | 138 | 88 | 88 | 69 | 96 | 120 | 142 | 107 | 86 | 65 | 47 | 47 | 49 | 93 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | glassy | cross | cross-on | cross-on | cross | glassy | glassy | glassy | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 5:31PM2.27m | 5:41AM2.12m | 6:00PM2.16m | 6:11AM1.99m | 6:32PM2.00m | ||||||||||||||||||
Low Tide | 11:19AM-0.02m | 11:39PM0.08m | 11:48AM0.06m | 00:09AM0.20m | 12:20PM0.20m | ||||||||||||||||||
 |  |  | | | | | |  | | | | | | | | | | | | | | | |
 | 6:03 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | — | — | — | 5:34 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:35 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 19 | 22 | 22 | 21 | 21 | 21 | 20 | 20 | 20 | 23 | 26 | 24 | 22 | 21 | 21 | 21 | 22 | 27 | 30 | 27 | 23 | 23 |
Feels °C | 20 | 21 | 24 | 21 | 21 | 21 | 23 | 23 | 22 | 22 | 23 | 23 | 22 | 21 | 21 | 20 | 19 | 19 | 23 | 25 | 23 | 20 | 22 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 332 | 354 | 299 | 287 | 234 | 192 | 157 | 184 | 142 | 138 | 88 | 88 | 69 | 96 | 120 | 142 | 107 | 86 | 65 | 47 | 47 | 49 | 34 |
Swell 2 Height (m) Direction Period (s) | S 7 | S 7 | S 7 | S 7 | S 6 | S 6 | S 6 | S 6 | S 6 | SSE 6 | SSE 6 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SSE 5 | SE 5 | SE 5 | S 14 | SSW 15 | SSW 15 | SSW 15 | SSW 17 |
| kJ | 54 | 38 | 24 | 22 | 20 | 12 | 12 | 11 | 10 | 10 | 10 | 6 | 6 | 6 | 3 | 3 | 1 | 1 | 4 | 21 | 22 | 47 | 93 |
Swell 3 Height (m) Direction Period (s) | SSE 11 | SSE 11 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | S 9 | S 8 | S 8 | S 8 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 7 | S 8 | S 8 |
| kJ | 40 | 23 | 45 | 26 | 25 | 23 | 11 | 11 | 11 | 11 | 6 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | NE 6 | E 3 | E 4 | — | — | — | NE 5 | NE 4 | NE 4 | NE 4 | NE 5 | NNE 5 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NE 6 | NE 5 | NE 6 |
| kJ | — | — | — | — | 15 | 8 | 12 | — | — | — | 8 | 17 | 31 | 39 | 55 | 66 | 93 | 115 | 115 | 119 | 88 | 87 | 141 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 144 | 25 | 0 | 378 | 380 | 380 | 376 | 0 | 0 | 0 | 380 | 380 | 657 | 258 | 290 | 271 | 258 | 258 | 228 | 779 | 344 | 144 | 144 |
Best forecast wave conditions in KwaZulu-Natal North Coast | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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