Surf Forecasts:
How big are the waves at Kosi Bay today (20 Jul):
- Afternoon surf: Afternoon surf (20 Jul, local time) - 6ft (1.9m), 12s period with SSE swell.
- Evening surf: Evening surf (20 Jul, local time) - 5.5ft (1.7m), 12s period with SSE swell.
The current surf forecast for Kosi Bay at 10PM is: 1.7m 12s primary swell from a South-southeast direction and 0.4m 9s secondary swell from a East direction, 0.9m 5s secondary swell from a South-southeast direction (forecast issued at 07:00pm July 20). The wind direction is predicted to be onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | - | - |
| Afternoon (20 Jul) | 6ft (1.9m) | 12s |
| Evening (20 Jul) | 5.5ft (1.7m) | 12s |
Table - waves today at Kosi Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 24°C on Thu afternoon, min 18°C on Mon night). Wind will be generally light. | |||||||||||||||||||
Mon 20 | Tuesday 21 | Wednesday 22 | |||||||||||||||||
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) | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 |
Wave Graph  | |||||||||||||||||||
 kJ | 1032 | 1016 | 808 | 1039 | 933 | 836 | 822 | 694 | 666 | 614 | 614 | 551 | 551 | 503 | 511 | 416 | 416 | 367 | 319 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | cross-on | cross-off | cross-off | cross | cross-on | cross | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off |
High Tide | 7:48PM1.81m | 7:58AM1.64m | 8:30PM1.64m | 8:45AM1.48m | 9:27PM1.48m | ||||||||||||||
Low Tide | 1:58AM0.58m | 2:09PM0.56m | 2:44AM0.72m | 3:00PM0.73m | |||||||||||||||
 |  |  | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — |
 | 5:14 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 22 | 21 | 21 | 20 | 18 | 19 | 22 | 23 | 22 | 22 | 21 | 21 | 21 | 21 | 23 | 23 | 21 | 21 | 21 |
Feels °C | 20 | 20 | 21 | 21 | 18 | 20 | 23 | 21 | 20 | 20 | 20 | 21 | 22 | 22 | 23 | 21 | 19 | 20 | 20 |
Swell 1 Height (m) Direction Period (s) | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 |
| kJ | 1032 | 1016 | 808 | 1039 | 933 | 836 | 822 | 694 | 666 | 614 | 614 | 551 | 551 | 503 | 511 | 416 | 416 | 367 | 319 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | SSW 9 | E 9 | E 9 | E 9 | SSW 16 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 14 |
| kJ | 27 | 26 | 26 | 26 | 26 | 25 | 14 | 14 | 15 | 14 | 14 | 13 | 53 | 54 | 53 | 82 | 79 | 74 | 69 |
Swell 3 Height (m) Direction Period (s) | NE 6 | NE 5 | S 10 | S 10 | S 10 | S 10 | SSW 13 | SSW 13 | E 9 | S 9 | SSW 17 | SSW 17 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
| kJ | 5 | 5 | 17 | 17 | 8 | 8 | 17 | 16 | 14 | 6 | 28 | 54 | 13 | 13 | 6 | 6 | 6 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | S 4 | SSE 5 | SSE 5 | — | — | — | — | — | — | E 3 | E 4 | ENE 4 | ENE 4 | NE 4 | NE 4 | NE 4 | NE 4 | NE 4 | NE 5 |
| kJ | 33 | 39 | 37 | — | — | — | — | — | — | 5 | 9 | 8 | 6 | 7 | 10 | 17 | 26 | 31 | 49 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 290 | 705 | 228 | 177 | 177 | 144 | 0 | 0 | 0 | 380 | 380 | 258 | 173 | 0 | 0 | 0 | 0 | 380 | 407 |
Best forecast wave conditions in KwaZulu-Natal North Coast | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
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