Surf Forecasts:
How big are the waves at Nine Mile Reef today (19 Sep):
- Morning surf: Morning surf (19 Sep, local time) - 3ft (0.9m), 12s period with SW swell.
- Afternoon surf: Afternoon surf (19 Sep, local time) - 2.5ft (0.8m), 12s period with SW swell.
- Evening surf: Evening surf (19 Sep, local time) - 4.5ft (1.3m), 14s period with SSW swell.
The current surf forecast for Nine Mile Reef at 8PM is: 1.3m 14s primary swell from a South-southwest direction and 1.5m 6s secondary swell from a Southeast direction (forecast issued at 01:00pm September 19). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Sep) | 3ft (0.9m) | 12s |
| Afternoon (19 Sep) | 2.5ft (0.8m) | 12s |
| Evening (19 Sep) | 4.5ft (1.3m) | 14s |
Table - waves today at Nine Mile Reef. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 30°C on Tue morning, min 16°C on Sat night). Wind will be generally light. | |||||||||||||||||||||
Sat 19 | Sunday 20 | Monday 21 | |||||||||||||||||||
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 12 | SW 14 | SSW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SE 6 | ESE 6 |
Wave Graph  | |||||||||||||||||||||
 kJ | 236 | 167 | 482 | 701 | 799 | 754 | 701 | 560 | 503 | 431 | 320 | 310 | 256 | 210 | 207 | 203 | 169 | 137 | 130 | 147 | 118 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | on | on | on | cross-on | cross-on | cross | cross | cross-on | cross-on | on | on | cross-on | cross-on |
High Tide | 8:41AM0.92m | 9:33PM0.94m | 11:23AM0.96m | 11:40PM1.00m | 12:28PM1.08m | ||||||||||||||||
Low Tide | 2:48PM0.74m | 4:47AM0.67m | 5:47PM0.69m | 6:13AM0.57m | 6:43PM0.57m | ||||||||||||||||
 | | |  | | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — |
 | — | — | 6:38 | — | — | — | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:39 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 21 | 21 | 19 | 16 | 16 | 16 | 17 | 23 | 24 | 23 | 21 | 19 | 18 | 18 | 18 | 24 | 27 | 27 | 24 | 23 |
Feels °C | 17 | 18 | 18 | 17 | 13 | 14 | 14 | 16 | 22 | 22 | 22 | 20 | 18 | 17 | 18 | 17 | 24 | 27 | 27 | 24 | 23 |
Swell 1 Height (m) Direction Period (s) | SW 12 | SW 12 | SW 14 | SSW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SE 6 | SW 11 |
| kJ | 236 | 167 | 482 | 701 | 799 | 754 | 701 | 560 | 503 | 431 | 320 | 310 | 256 | 210 | 207 | 203 | 169 | 137 | 130 | 34 | 97 |
Swell 2 Height (m) Direction Period (s) | SW 15 | SSW 15 | — | — | — | — | — | S 6 | — | — | — | — | — | — | — | — | SSW 15 | SSW 15 | SSW 15 | SW 11 | SSE 6 |
| kJ | 106 | 142 | — | — | — | — | — | 10 | — | — | — | — | — | — | — | — | 23 | 22 | 44 | 123 | 20 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 15 | SSW 14 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 84 | 118 |
Wind waves Height (m) Direction Period (s) | SE 6 | SE 5 | SE 6 | SE 6 | SE 5 | SE 5 | SE 5 | SE 5 | SE 5 | SE 5 | SSE 6 | SE 6 | SE 5 | SE 5 | SE 5 | SE 5 | SE 6 | SSE 6 | SE 6 | SE 6 | ESE 6 |
| kJ | 44 | 85 | 159 | 138 | 83 | 52 | 43 | 30 | 32 | 49 | 114 | 114 | 71 | 52 | 41 | 35 | 31 | 40 | 49 | 147 | 90 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 16 | 26 | 196 | 21 | 16 | 12 | 12 | 12 | 16 | 16 | 16 | 16 | 16 | 12 | 12 | 12 | 16 | 22 | 16 | 16 | 12 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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