Surf Forecasts:
How big are the waves at Kosi Bay today (30 Jul):
- Afternoon surf: Afternoon surf (30 Jul, local time) - 6ft (1.9m), 10s period with S swell.
- Evening surf: Evening surf (30 Jul, local time) - 6.5ft (2.0m), 10s period with S swell.
The current surf forecast for Kosi Bay at 12AM is: 2.0m 10s primary swell from a South direction and 0.8m 9s secondary swell from a East direction, 0.2m 17s secondary swell from a South-southwest direction (forecast issued at 07:00pm July 29). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Jul) | - | - |
| Afternoon (30 Jul) | 6ft (1.9m) | 10s |
| Evening (30 Jul) | 6.5ft (2.0m) | 10s |
Table - waves today at Kosi Bay. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 21°C on Fri afternoon, min 15°C on Fri night). Winds increasing (moderate winds from the SSW on Wed night, strong winds from the S by Fri afternoon). | |||||||||||||||||||
Wed 29 | Thursday 30 | Friday 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) | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 724 | 701 | 740 | 725 | 656 | 627 | 567 | 627 | 1169 | 1664 | 1701 | 2011 | 2222 | 2491 | 2580 | 2617 | 2261 | 1834 | 1703 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross |
High Tide | 4:06PM1.97m | 4:16AM2.02m | 4:35PM2.07m | 4:44AM2.08m | 5:03PM2.13m | ||||||||||||||
Low Tide | 10:09PM0.27m | 10:24AM0.16m | 10:38PM0.20m | 10:51AM0.10m | |||||||||||||||
 |  |  |  | |  |  | | | | | | | | | | | | | |
 | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — |
 | 5:19 | — | — | — | — | — | — | — | 5:19 | — | — | — | — | — | — | — | 5:20 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 20 | 18 | 16 | 16 | 16 | 19 | 20 | 20 | 19 | 18 | 16 | 16 | 17 | 19 | 21 | 20 | 19 | 18 |
Feels °C | 18 | 18 | 15 | 13 | 13 | 12 | 14 | 14 | 13 | 12 | 12 | 10 | 9 | 10 | 12 | 13 | 12 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 11 | ESE 11 | ESE 11 | E 11 | E 11 | ESE 11 |
| kJ | 103 | 101 | 101 | 101 | 79 | 78 | 79 | 81 | 63 | 70 | 50 | 50 | 52 | 58 | 43 | 40 | 62 | 64 | 40 |
Swell 2 Height (m) Direction Period (s) | SSW 15 | SSW 16 | S 17 | SSW 17 | SSW 16 | SSW 16 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | — | — | — | S 18 | S 18 | SSW 18 | SSW 18 | SSW 18 |
| kJ | 46 | 51 | 23 | 54 | 52 | 52 | 56 | 90 | 86 | 83 | 80 | — | — | — | 25 | 24 | 30 | 30 | 30 |
Swell 3 Height (m) Direction Period (s) | — | — | SSW 17 | SSW 13 | SW 13 | SSW 13 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 55 | 17 | 44 | 33 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 |
| kJ | 724 | 701 | 740 | 725 | 656 | 627 | 567 | 627 | 1169 | 1664 | 1701 | 2011 | 2222 | 2491 | 2580 | 2617 | 2261 | 1834 | 1703 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 378 | 349 | 344 | 290 | 228 | 349 | 428 | 779 | 779 | 614 | 599 | 425 | 425 | 425 | 614 | 1252 | 1252 | 378 | 378 |
Best forecast wave conditions in KwaZulu-Natal North Coast | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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