Surf Forecasts:
How big are the waves at Kosi Bay today (13 Sep):
- Morning surf: Morning surf (13 Sep, local time) - 3ft (0.9m), 9s period with E swell.
- Afternoon surf: Afternoon surf (13 Sep, local time) - 2.5ft (0.7m), 9s period with E swell.
- Evening surf: Evening surf (13 Sep, local time) - 4.5ft (1.4m), 5s period with ENE swell.
The current surf forecast for Kosi Bay at 6PM is: 1.2m 9s primary swell from a East-northeast direction and 0.6m 9s secondary swell from a South direction, 0.3m 11s secondary swell from a South direction (forecast issued at 01:00pm September 13). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | 3ft (0.9m) | 9s |
| Afternoon (13 Sep) | 2.5ft (0.7m) | 9s |
| Evening (13 Sep) | 4.5ft (1.4m) | 5s |
Table - waves today at Kosi Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Wed morning, min 20°C on Sun night). Mainly fresh winds. | |||||||||||||||||||||
Sun 13 | Monday 14 | Tuesday 15 | |||||||||||||||||||
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 9 | ENE 9 | ENE 5 | ENE 6 | ENE 6 | E 6 | E 6 | ENE 6 | ENE 6 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 9 | E 9 | E 9 | E 10 | E 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 97 | 73 | 217 | 104 | 115 | 111 | 58 | 73 | 150 | 128 | 355 | 422 | 322 | 542 | 639 | 675 | 656 | 716 | 828 | 893 | 951 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross | cross | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross | cross | cross |
High Tide | 4:56PM2.31m | 5:06AM2.18m | 5:22PM2.21m | 5:32AM2.08m | 5:47PM2.06m | ||||||||||||||||
Low Tide | 10:44AM-0.07m | 11:03PM0.02m | 11:12AM0.01m | 11:29PM0.12m | 11:38AM0.14m | ||||||||||||||||
 | | |  | | |  |  | | | | | | | | | | |  | | | |
 | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — |
 | — | — | 5:39 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:40 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 23 | 23 | 21 | 21 | 21 | 20 | 21 | 21 | 22 | 23 | 22 | 22 | 22 | 21 | 21 | 21 | 22 | 23 | 22 | 22 | 21 |
Feels °C | 21 | 21 | 19 | 19 | 20 | 19 | 20 | 19 | 20 | 21 | 21 | 21 | 19 | 18 | 21 | 20 | 19 | 20 | 20 | 22 | 21 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | S 9 | S 9 | E 9 | E 8 | E 6 | E 6 | SSE 8 | E 8 | E 8 | E 8 | SE 8 | SSW 16 | ENE 8 | E 8 | E 9 | E 9 | E 9 | E 10 | E 10 |
| kJ | 97 | 73 | 54 | 54 | 53 | 51 | 58 | 73 | 37 | 43 | 355 | 422 | 135 | 51 | 639 | 675 | 656 | 716 | 828 | 893 | 951 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | S 11 | SSW 19 | S 8 | SSE 8 | E 8 | E 8 | SSW 16 | SSE 8 | SSW 15 | SSW 18 | SSW 17 | S 10 | S 16 | S 15 | S 12 | S 13 | S 12 | S 12 | S 12 |
| kJ | 56 | 56 | 22 | 69 | 37 | 39 | 45 | 46 | 51 | 33 | 21 | 60 | 56 | 2 | 43 | 17 | 12 | 28 | 12 | 11 | 11 |
Swell 3 Height (m) Direction Period (s) | S 12 | S 11 | SSW 20 | S 11 | SSW 18 | SSW 18 | SSE 8 | S 8 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 12 | S 15 | — | S 12 | — | — |
| kJ | 11 | 22 | 78 | 21 | 110 | 109 | 40 | 33 | 18 | 17 | 7 | 7 | 7 | 2 | 2 | 3 | 17 | — | 27 | — | — |
Wind waves Height (m) Direction Period (s) | NNE 5 | NE 5 | ENE 9 | ENE 5 | ENE 6 | ENE 6 | NNE 6 | NNE 6 | ENE 6 | ENE 6 | — | ENE 8 | ENE 8 | ENE 8 | — | N 5 | N 5 | N 5 | — | — | — |
| kJ | 27 | 35 | 217 | 104 | 115 | 111 | 63 | 53 | 150 | 128 | — | 273 | 322 | 542 | — | 78 | 27 | 32 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 380 | 380 | 380 | 407 | 1135 | 1061 | 1061 | 1049 | 1049 | 407 | 407 | 407 | 407 | 407 | 0 | 271 | 380 | 258 | 380 | 271 | 271 |
Best forecast wave conditions in KwaZulu-Natal North Coast | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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