
Surf Forecasts:
How big are the waves at Nine Mile Reef today (11 Sep):
- Morning surf: Morning surf (11 Sep, local time) - 6ft (1.8m), 7s period with SSE swell.
- Afternoon surf: Afternoon surf (11 Sep, local time) - 7ft (2.1m), 7s period with SSE swell.
- Evening surf: Evening surf (11 Sep, local time) - 6.5ft (2.0m), 7s period with SSE swell.
The current surf forecast for Nine Mile Reef at 10AM is: 1.0m 12s primary swell from a Southwest direction and 1.8m 7s secondary swell from a South-southeast direction (forecast issued at 01:00am September 11). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Sep) | 6ft (1.8m) | 7s |
| Afternoon (11 Sep) | 7ft (2.1m) | 7s |
| Evening (11 Sep) | 6.5ft (2.0m) | 7s |
Table - waves today at Nine Mile Reef. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Sun night. Warm (max 23°C on Sun afternoon, min 15°C on Fri morning). Mainly fresh winds. | ||||||||||||||||||||||||
Friday 11 | Saturday 12 | Sunday 13 | ||||||||||||||||||||||
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) | SW 13 | SW 13 | SW 12 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SW 14 | SW 14 | SW 15 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SE 10 | SSW 13 |
Wave Graph | ||||||||||||||||||||||||
418 | 305 | 286 | 307 | 385 | 418 | 373 | 326 | 254 | 407 | 614 | 805 | 1336 | 1714 | 1536 | 1460 | 1147 | 987 | 974 | 691 | 515 | 493 | 1153 | 304 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross | cross-on | on | cross-on | cross | off |
High Tide | 3:10AM1.57m | 3:26PM1.71m | 3:44AM1.57m | 3:58PM1.70m | 4:16AM1.53m | 4:29PM1.64m | ||||||||||||||||||
Low Tide | 9:16AM0.02m | 9:43PM-0.01m | 9:48AM0.03m | 10:15PM0.02m | 10:19AM0.08m | 10:45PM0.08m | ||||||||||||||||||
— | 6:50 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:48 | — | — | — | — | — | — | |
— | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:34 | — | — | — | — | — | — | — | 6:35 | — | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 |
Temp °C | 15 | 14 | 15 | 16 | 18 | 17 | 15 | 15 | 15 | 15 | 15 | 18 | 19 | 18 | 16 | 15 | 15 | 15 | 16 | 20 | 23 | 21 | 18 | 17 |
Feels °C | 12 | 10 | 12 | 13 | 14 | 13 | 11 | 12 | 12 | 13 | 13 | 14 | 16 | 14 | 12 | 12 | 12 | 13 | 15 | 19 | 22 | 21 | 18 | 16 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 14 | SW 14 | SW 15 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSE 8 | SSE 8 |
418 | 305 | 286 | 277 | 236 | 193 | 183 | 177 | 153 | 407 | 614 | 805 | 1336 | 1714 | 1536 | 1460 | 1147 | 987 | 974 | 691 | 515 | 493 | 198 | 133 | |
Swell 2 Height (m) Direction Period (s) | — | SSW 7 | — | — | — | — | SW 14 | SSW 15 | SSW 15 | W 12 | S 8 | S 8 | S 8 | — | — | — | — | — | — | — | SSE 12 | — | SW 13 | SSW 13 |
— | 136 | — | — | — | — | 74 | 22 | 85 | 130 | 12 | 51 | 64 | — | — | — | — | — | — | — | 56 | — | 412 | 304 | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | SW 15 | SSW 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | 104 | 77 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | S 5 | S 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SE 6 | SE 6 | SE 7 | SE 7 | SE 8 | SE 8 | SE 8 | SSE 8 | SSE 8 | SE 8 | SE 8 | SE 10 | — |
83 | 228 | 268 | 307 | 385 | 418 | 373 | 326 | 254 | 210 | 158 | 162 | 181 | 303 | 386 | 375 | 305 | 262 | 236 | 242 | 392 | 329 | 1153 | — | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 197 | 36 | 31 | 31 | 380 | 380 | 320 | 36 | 31 | 22 | 21 | 16 | 21 | 30 | 26 | 26 | 16 | 16 | 12 | 16 | 16 | 16 | 12 | 0 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)












