Surf Forecasts:
How big are the waves at Nine Mile Reef today (19 Aug):
- Afternoon surf: Afternoon surf (19 Aug, local time) - 5.5ft (1.7m), 12s period with SSW swell.
- Evening surf: Evening surf (19 Aug, local time) - 5ft (1.6m), 12s period with SW swell.
The current surf forecast for Nine Mile Reef at 11PM is: 1.6m 12s primary swell from a Southwest direction (forecast issued at 07:00pm August 19). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | - | - |
| Afternoon (19 Aug) | 5.5ft (1.7m) | 12s |
| Evening (19 Aug) | 5ft (1.6m) | 12s |
Table - waves today at Nine Mile Reef. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Fri afternoon, min 11°C on Fri morning). Wind will be generally light. | |||||||||||||||||||
Wed 19 | Thursday 20 | Friday 21 | |||||||||||||||||
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 12 | SW 12 | SSW 13 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 718 | 730 | 754 | 1066 | 1840 | 2227 | 1949 | 1597 | 1320 | 984 | 864 | 722 | 636 | 556 | 534 | 524 | 317 | 317 | 311 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | glassy | cross-on |
High Tide | 7:27PM1.17m | 8:02AM1.00m | 8:28PM1.05m | 9:44AM0.92m | 10:23PM0.99m | ||||||||||||||
Low Tide | 1:53AM0.55m | 1:53PM0.63m | 3:15AM0.64m | 3:47PM0.72m | |||||||||||||||
 |  | | | | | | | | | | | | | | | | |  | |
 | — | — | — | — | 7:18 | — | — | — | — | — | — | — | 7:18 | — | — | — | — | — | — |
 | 6:16 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:19 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 14 | 14 | 13 | 13 | 15 | 15 | 14 | 14 | 13 | 12 | 12 | 11 | 15 | 19 | 17 | 15 | 13 |
Feels °C | 10 | 13 | 13 | 13 | 11 | 11 | 12 | 11 | 10 | 11 | 11 | 10 | 10 | 9 | 13 | 18 | 15 | 15 | 12 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 12 | SSW 13 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | SSW 11 |
| kJ | 718 | 730 | 754 | 1066 | 1840 | 2227 | 1949 | 1597 | 1320 | 984 | 864 | 722 | 636 | 556 | 534 | 524 | 317 | 317 | 311 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | SSW 12 | — | SSW 11 | SSW 11 | SSW 10 | SSW 10 | SSE 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | 459 | — | 401 | 372 | 310 | 304 | 34 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SE 3 | ESE 3 | SE 3 | ESE 3 | ESE 4 | SE 4 | SSE 5 | SSE 5 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 2 | 6 | 5 | 8 | 33 | 36 | 32 | 60 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 29 | 16 | 10 | 16 | 16 | 16 | 16 | 27 | 33 | 16 | 16 | 16 | 16 | 12 | 16 | 12 | 21 | 0 | 10 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
Header Global | |||||||||||||||||||
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