Surf Forecasts:
How big are the waves at Nine Mile Reef today (17 Jul):
- Morning surf: Morning surf (17 Jul, local time) - 4.5ft (1.4m), 11s period with SW swell.
- Afternoon surf: Afternoon surf (17 Jul, local time) - 4ft (1.2m), 11s period with SW swell.
- Evening surf: Evening surf (17 Jul, local time) - 3.5ft (1.1m), 10s period with SW swell.
The current surf forecast for Nine Mile Reef at 3PM is: 1.2m 11s primary swell from a Southwest direction (forecast issued at 07:00am July 17). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jul) | 4.5ft (1.4m) | 11s |
| Afternoon (17 Jul) | 4ft (1.2m) | 11s |
| Evening (17 Jul) | 3.5ft (1.1m) | 10s |
Table - waves today at Nine Mile Reef. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Fri afternoon, min 13°C on Sun morning). Wind will be generally light. | |||||||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | |||||||||||||||||||||
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 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SSW 10 | SSW 9 | S 12 | S 12 | SSW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SSW 11 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 558 | 439 | 375 | 334 | 316 | 225 | 220 | 200 | 145 | 178 | 169 | 122 | 159 | 220 | 374 | 319 | 314 | 309 | 309 | 309 | 332 | 292 | 396 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | off | cross-off | cross-off | cross-off | off | off | off | off | off | cross | on | cross-on | cross-on |
High Tide | 5:11AM1.49m | 5:37PM1.61m | 5:53AM1.40m | 6:18PM1.54m | 6:36AM1.29m | 7:00PM1.43m | |||||||||||||||||
Low Tide | 11:21AM0.07m | 11:55PM0.16m | 12:00PM0.16m | 00:39AM0.25m | 12:39PM0.27m | ||||||||||||||||||
 |  | |  | | | | |  | | | |  |  | | | | | | | | | | |
 | 7:48 | — | — | — | — | — | — | — | 7:47 | — | — | — | — | — | — | — | 7:47 | — | — | — | — | — | — |
 | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:55 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 15 | 16 | 18 | 17 | 16 | 16 | 16 | 15 | 15 | 16 | 18 | 18 | 16 | 15 | 14 | 14 | 13 | 15 | 16 | 15 | 14 | 13 |
Feels °C | 15 | 15 | 17 | 19 | 17 | 16 | 17 | 17 | 15 | 15 | 15 | 17 | 17 | 15 | 13 | 12 | 12 | 10 | 12 | 15 | 14 | 13 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 11 | SW 11 | SW 11 | SW 10 | SW 10 | SW 10 | SSW 10 | SSW 9 | S 12 | SW 9 | SW 9 | SW 9 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SSW 11 |
| kJ | 558 | 439 | 375 | 334 | 316 | 225 | 220 | 200 | 145 | 178 | 119 | 122 | 117 | 220 | 374 | 319 | 314 | 309 | 309 | 309 | 332 | 292 | 396 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | S 15 | S 13 | S 13 | S 13 | S 12 | SW 9 | S 12 | S 11 | SW 12 | SW 9 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 |
| kJ | — | — | — | — | 4 | 32 | 55 | 79 | 72 | 83 | 169 | 116 | 159 | 91 | 128 | 127 | 133 | 135 | 102 | 71 | 49 | 32 | 19 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | E 11 | — | SW 16 | SW 16 | SSW 15 | SW 15 | SSW 14 | SSW 13 | S 11 | S 10 | W 11 | W 11 | W 11 | W 11 | W 11 | SSW 15 | SSE 10 | SSW 14 | SSE 9 |
| kJ | — | — | — | — | 2 | — | 11 | 10 | 23 | 54 | 76 | 120 | 116 | 138 | 157 | 247 | 151 | 149 | 146 | 21 | 64 | 36 | 8 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 2 | WNW 4 | NW 3 | NNW 3 | NNW 3 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 9 | 2 | 1 | 1 | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 16 | 16 | 16 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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