Surf Forecasts:
How big are the waves at Kosi Bay today (12 Jul):
- Morning surf: Morning surf (12 Jul, local time) - 4.5ft (1.4m), 13s period with S swell.
- Afternoon surf: Afternoon surf (12 Jul, local time) - 4.5ft (1.3m), 12s period with S swell.
- Evening surf: Evening surf (12 Jul, local time) - 3.5ft (1.1m), 12s period with S swell.
The current surf forecast for Kosi Bay at 9AM is: 1.4m 13s primary swell from a South direction and 0.4m 8s secondary swell from a East direction (forecast issued at 01:00am July 12). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Jul) | 4.5ft (1.4m) | 13s |
| Afternoon (12 Jul) | 4.5ft (1.3m) | 12s |
| Evening (12 Jul) | 3.5ft (1.1m) | 12s |
Table - waves today at Kosi Bay. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Sun night. Warm (max 22°C on Tue afternoon, min 17°C on Sun morning). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 12 | Monday 13 | Tuesday 14 | ||||||||||||||||||||||
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 | 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 14 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | ESE 8 | SSE 10 | SE 9 | SE 9 | ESE 9 | ESE 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 565 | 599 | 643 | 604 | 572 | 477 | 396 | 264 | 206 | 157 | 121 | 178 | 215 | 186 | 183 | 205 | 186 | 164 | 207 | 339 | 515 | 539 | 604 | 584 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | glassy | cross-off | glassy | cross-off | cross | cross | cross | cross |
High Tide | 1:45AM1.79m | 2:15PM1.76m | 2:42AM1.92m | 3:08PM1.93m | 3:30AM2.03m | 3:54PM2.08m | ||||||||||||||||||
Low Tide | 8:02AM0.46m | 8:23PM0.37m | 8:54AM0.30m | 9:15PM0.24m | 9:40AM0.16m | 10:02PM0.14m | ||||||||||||||||||
 | |  | | |  | |  | |  |  | | | | | | | | | | | | | | |
 | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:09 | — | — | — | — | — | — | — | 5:10 | — | — | — | — | — | — | — | 5:10 | — | — |
mm | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 18 | 17 | 17 | 20 | 21 | 20 | 20 | 19 | 19 | 18 | 18 | 20 | 21 | 20 | 20 | 20 | 20 | 18 | 18 | 21 | 22 | 20 | 21 | 21 |
Feels °C | 18 | 16 | 16 | 18 | 18 | 17 | 18 | 19 | 19 | 17 | 17 | 20 | 21 | 20 | 19 | 20 | 22 | 18 | 19 | 22 | 21 | 18 | 20 | 21 |
Swell 1 Height (m) Direction Period (s) | S 14 | S 13 | S 13 | E 8 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | SE 7 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | ESE 8 | SSE 10 | SE 9 | SE 9 | ESE 9 | ESE 9 |
| kJ | 565 | 599 | 643 | 22 | 572 | 477 | 396 | 264 | 206 | 157 | 93 | 178 | 215 | 186 | 183 | 205 | 186 | 164 | 207 | 339 | 515 | 539 | 604 | 584 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SE 6 | SE 7 | S 11 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | SSE 10 | ESE 9 | S 10 | S 10 | S 10 | S 10 |
| kJ | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 49 | 52 | 121 | 96 | 69 | 65 | 58 | 87 | 87 | 81 | 94 | 199 | 55 | 35 | 33 | 32 |
Swell 3 Height (m) Direction Period (s) | N 7 | N 7 | — | — | — | — | — | S 16 | E 8 | E 8 | E 8 | E 8 | E 9 | S 14 | S 14 | S 14 | S 14 | S 13 | S 11 | S 11 | — | — | — | — |
| kJ | 1 | 1 | — | — | — | — | — | 21 | 22 | 22 | 22 | 22 | 23 | 62 | 59 | 58 | 32 | 31 | 63 | 82 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | S 12 | — | — | — | SE 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 604 | — | — | — | 23 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 177 | 177 | 177 | 228 | 228 | 228 | 228 | 144 | 144 | 144 | 144 | 144 | 428 | 380 | 271 | 229 | 0 | 0 | 0 | 0 | 380 | 380 | 258 | 25 |
Best forecast wave conditions in KwaZulu-Natal North Coast | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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