Surf Forecasts:
How big are the waves at Kosi Bay today (04 Sep):
- Morning surf: Morning surf (04 Sep, local time) - 4.5ft (1.3m), 7s period with NE swell.
- Afternoon surf: Afternoon surf (04 Sep, local time) - 10ft (3.0m), 8s period with S swell.
- Evening surf: Evening surf (04 Sep, local time) - 11ft (3.5m), 9s period with S swell.
The current surf forecast for Kosi Bay at 3AM is: 1.2m 7s primary swell from a East-northeast direction and 0.3m 13s secondary swell from a South-southwest direction (forecast issued at 07:00pm September 03). An open ocean swell of 1.3m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Sep) | 4.5ft (1.3m) | 7s |
| Afternoon (04 Sep) | 10ft (3.0m) | 8s |
| Evening (04 Sep) | 11ft (3.5m) | 9s |
Table - waves today at Kosi Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Fri night. Warm (max 24°C on Fri morning, min 19°C on Fri night). Mainly strong winds. | |||||||||||||||||||
Thu 3 | Friday 4 | Saturday 5 | |||||||||||||||||
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) | SSW 15 | NE 6 | NE 6 | ENE 7 | NE 7 | NE 7 | NE 7 | S 7 | S 9 | S 9 | S 9 | S 9 | S 9 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 71 | 221 | 256 | 135 | 263 | 173 | 118 | 672 | 2013 | 2509 | 2387 | 2349 | 2185 | 1922 | 1704 | 1501 | 1328 | 1037 | 449 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on |
High Tide | 7:10PM1.78m | 7:26AM1.61m | 8:02PM1.54m | 8:37AM1.39m | 10:08PM1.35m | ||||||||||||||
Low Tide | 1:23AM0.56m | 1:42PM0.61m | 2:24AM0.78m | 3:12PM0.84m | |||||||||||||||
 |  | | | | | |  | |  |  |  | |  | | | |  | | |
 | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | 5:36 | — | — | — | — | — | — | — | 5:36 | — | — | — | — | — | — | — | 5:37 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — |
Temp °C | 25 | 23 | 23 | 23 | 22 | 22 | 24 | 23 | 21 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 20 |
Feels °C | 21 | 20 | 21 | 19 | 19 | 21 | 21 | 18 | 16 | 15 | 14 | 13 | 14 | 14 | 14 | 15 | 16 | 18 | 19 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | SSW 13 | ENE 7 | NE 7 | NE 7 | NE 7 | NE 7 | E 10 | E 10 | E 10 | E 10 | E 10 | S 18 | S 17 | E 10 | E 10 | E 10 | E 9 |
| kJ | 35 | 35 | 35 | 135 | 263 | 173 | 118 | 54 | 45 | 46 | 45 | 45 | 66 | 6 | 22 | 53 | 72 | 151 | 300 |
Swell 2 Height (m) Direction Period (s) | SSW 15 | SSW 14 | E 10 | SSW 13 | SSW 12 | E 9 | E 9 | E 10 | NE 7 | NE 6 | NE 6 | S 20 | S 19 | S 18 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | S 10 |
| kJ | 71 | 64 | 8 | 32 | 29 | 27 | 41 | 45 | 21 | 6 | 2 | 8 | 7 | 25 | 53 | 51 | 81 | 74 | 233 |
Swell 3 Height (m) Direction Period (s) | — | E 10 | — | E 10 | E 9 | SSW 12 | — | — | — | — | — | — | — | — | — | — | — | — | S 15 |
| kJ | — | 8 | — | 8 | 27 | 28 | — | — | — | — | — | — | — | — | — | — | — | — | 113 |
Wind waves Height (m) Direction Period (s) | NE 6 | NE 6 | NE 6 | NNE 6 | — | S 3 | S 4 | S 7 | S 9 | S 9 | S 9 | S 9 | S 9 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 9 |
| kJ | 178 | 221 | 256 | 98 | — | 3 | 36 | 672 | 2013 | 2509 | 2387 | 2349 | 2185 | 1922 | 1704 | 1501 | 1328 | 1037 | 449 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 705 | 404 | 1135 | 144 | 0 | 1135 | 290 | 2357 | 1142 | 1135 | 407 | 428 | 349 | 349 | 380 | 380 | 1424 | 380 | 228 |
Best forecast wave conditions in KwaZulu-Natal North Coast | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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