Surf Forecasts:
How big are the waves at Nine Mile Reef today (25 Aug):
- Morning surf: Morning surf (25 Aug, local time) - 5ft (1.6m), 15s period with SW swell.
- Afternoon surf: Afternoon surf (25 Aug, local time) - 4.5ft (1.3m), 14s period with SW swell.
- Evening surf: Evening surf (25 Aug, local time) - 4.5ft (1.3m), 13s period with SW swell.
The current surf forecast for Nine Mile Reef at 3AM is: 1.7m 14s primary swell from a South-southwest direction and 0.8m 4s secondary swell from a Southeast direction (forecast issued at 07:00pm August 24). An open ocean swell of 0.7m 11s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Aug) | 5ft (1.6m) | 15s |
| Afternoon (25 Aug) | 4.5ft (1.3m) | 14s |
| Evening (25 Aug) | 4.5ft (1.3m) | 13s |
Table - waves today at Nine Mile Reef. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 25°C on Thu afternoon, min 11°C on Mon night). Wind will be generally light. | |||||||||||||||||||
Mon 24 | Tuesday 25 | Wednesday 26 | |||||||||||||||||
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 11 | SSW 14 | SW 14 | SSW 14 | SW 14 | SW 15 | SW 15 | SW 14 | SW 14 | SW 13 | SW 14 | SW 13 | SW 13 | SE 7 | SW 12 | SSW 16 | SSW 12 | SE 8 | ESE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 297 | 325 | 763 | 1126 | 1016 | 1124 | 1034 | 696 | 676 | 628 | 661 | 543 | 424 | 233 | 157 | 421 | 341 | 516 | 414 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross | cross |
High Tide | 1:41AM1.25m | 2:09PM1.32m | 2:14AM1.35m | 2:37PM1.43m | |||||||||||||||
Low Tide | 7:46PM0.46m | 8:00AM0.31m | 8:17PM0.35m | 8:28AM0.22m | 8:47PM0.25m | ||||||||||||||
 |  | | | | | | | | | | | | | |  | | | | |
 | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:11 | — | — | — | — | — | — |
 | 6:21 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 13 | 12 | 12 | 11 | 11 | 16 | 20 | 19 | 15 | 13 | 12 | 11 | 12 | 17 | 22 | 23 | 20 | 20 |
Feels °C | 10 | 10 | 8 | 9 | 8 | 8 | 12 | 16 | 15 | 12 | 9 | 8 | 7 | 9 | 14 | 20 | 21 | 18 | 18 |
Swell 1 Height (m) Direction Period (s) | SW 11 | SW 11 | SW 14 | SSW 14 | SW 14 | SW 15 | SW 15 | SW 14 | SW 14 | SW 13 | SW 14 | SW 13 | SW 13 | SW 13 | SSE 8 | SSW 12 | SSW 12 | SE 8 | S 11 |
| kJ | 297 | 286 | 763 | 1126 | 1016 | 1124 | 1034 | 696 | 676 | 628 | 661 | 543 | 424 | 205 | 96 | 289 | 341 | 136 | 265 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 9 | W 11 | W 11 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 16 | S 7 | SSW 12 | SSW 11 | S 16 | S 16 | SSW 11 | SE 7 |
| kJ | 180 | 325 | 106 | 157 | 114 | 104 | 226 | 174 | 123 | 86 | 394 | 86 | 93 | 145 | 128 | 248 | 245 | 213 | 79 |
Swell 3 Height (m) Direction Period (s) | SW 15 | W 11 | W 11 | — | — | — | — | — | — | — | — | SSW 16 | SSW 16 | S 16 | SW 12 | SSW 16 | SSW 16 | S 16 | S 15 |
| kJ | 280 | 302 | 238 | — | — | — | — | — | — | — | — | 102 | 85 | 129 | 157 | 421 | 333 | 236 | 161 |
Wind waves Height (m) Direction Period (s) | SSE 4 | SSE 4 | SSE 4 | SE 4 | SE 4 | SE 4 | SE 4 | SE 5 | SE 5 | SE 5 | SE 5 | SE 6 | SE 6 | SE 7 | ESE 6 | SSE 7 | SE 8 | SE 8 | ESE 8 |
| kJ | 15 | 18 | 29 | 21 | 17 | 34 | 36 | 54 | 80 | 71 | 85 | 131 | 88 | 233 | 85 | 183 | 169 | 516 | 414 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 83 | 31 | 21 | 16 | 21 | 21 | 21 | 21 | 31 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 12 | 12 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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