Surf Forecasts:
How big are the waves at Nine Mile Reef today (23 Aug):
- Morning surf: Morning surf (23 Aug, local time) - 4.5ft (1.4m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (23 Aug, local time) - 4.5ft (1.3m), 13s period with SW swell.
- Evening surf: Evening surf (23 Aug, local time) - 4ft (1.2m), 12s period with SW swell.
The current surf forecast for Nine Mile Reef at 3PM is: 1.3m 13s primary swell from a Southwest direction and 0.9m 10s secondary swell from a South-southwest direction (forecast issued at 07:00am August 23). The wind direction is predicted to be onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Aug) | 4.5ft (1.4m) | 13s |
| Afternoon (23 Aug) | 4.5ft (1.3m) | 13s |
| Evening (23 Aug) | 4ft (1.2m) | 12s |
Table - waves today at Nine Mile Reef. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Tue afternoon, min 12°C on Sun morning). Winds increasing (light winds from the SSE on Sun morning, fresh winds from the SSE by Tue afternoon). | |||||||||||||||||||||||
Sunday 23 | Monday 24 | Tuesday 25 | |||||||||||||||||||||
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 12 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 14 | SSW 14 | SW 14 | SSW 14 | SW 14 | SW 14 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 448 | 653 | 581 | 572 | 555 | 471 | 396 | 407 | 396 | 303 | 325 | 258 | 463 | 321 | 763 | 1126 | 1002 | 1109 | 1048 | 696 | 666 | 618 | 651 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 1:00PM1.07m | 1:03AM1.14m | 1:38PM1.20m | 1:41AM1.25m | 2:09PM1.32m | ||||||||||||||||||
Low Tide | 6:47AM0.53m | 7:08PM0.57m | 7:28AM0.42m | 7:46PM0.46m | 8:00AM0.31m | 8:17PM0.35m | |||||||||||||||||
 |  | | | | | | | | | | | | | | | | | | | | | | |
 | 7:15 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:13 | — | — | — | — | — | — |
 | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 12 | 14 | 15 | 13 | 13 | 13 | 12 | 12 | 12 | 14 | 16 | 14 | 13 | 13 | 12 | 12 | 12 | 16 | 19 | 18 | 15 | 13 |
Feels °C | 12 | 11 | 12 | 12 | 10 | 11 | 11 | 10 | 10 | 9 | 11 | 13 | 10 | 10 | 10 | 10 | 9 | 9 | 12 | 14 | 13 | 11 | 9 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 14 | SSW 14 | SW 14 | SW 14 | SW 15 | SW 14 | SW 14 | SW 13 | SW 13 |
| kJ | 448 | 653 | 581 | 572 | 555 | 471 | 396 | 407 | 396 | 303 | 325 | 258 | 297 | 286 | 763 | 1126 | 1002 | 1109 | 1048 | 696 | 666 | 618 | 651 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SSW 12 | — | SSW 10 | — | — | — | — | — | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 9 | W 11 | W 11 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 13 |
| kJ | 153 | 57 | — | 155 | — | — | — | — | — | 39 | 125 | 110 | 180 | 321 | 86 | 157 | 114 | 104 | 226 | 176 | 123 | 86 | 491 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | SSW 14 | SW 14 | W 11 | — | — | — | — | S 5 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 246 | 463 | 302 | — | — | — | — | 2 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | SE 2 | — | SE 3 | SSE 3 | SSE 3 | SSE 4 | SSE 4 | SSE 4 | SSE 4 | SE 4 | SE 4 | SE 4 | SE 5 | SSE 5 | SSE 5 | SE 5 | SE 5 |
| kJ | — | — | — | — | — | — | 1 | — | 2 | 7 | 7 | 10 | 21 | 24 | 31 | 23 | 17 | 39 | 54 | 71 | 125 | 113 | 89 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 16 | 16 | 22 | 22 | 26 | 16 | 16 | 16 | 16 | 16 | 16 | 27 | 83 | 31 | 21 | 16 | 16 | 21 | 21 | 435 | 380 | 36 | 31 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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