Surf Forecasts:
How big are the waves at Nine Mile Reef today (14 Sep):
- Morning surf: Morning surf (14 Sep, local time) - 2.5ft (0.8m), 12s period with SSW swell.
- Afternoon surf: Afternoon surf (14 Sep, local time) - 2.5ft (0.7m), 12s period with SW swell.
- Evening surf: Evening surf (14 Sep, local time) - 2ft (0.6m), 12s period with SW swell.
The current surf forecast for Nine Mile Reef at 9PM is: 0.6m 12s primary swell from a Southwest direction and 0.3m 13s secondary swell from a Southeast direction (forecast issued at 01:00pm September 14). An open ocean swell of 1.0m 4s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Sep) | 2.5ft (0.8m) | 12s |
| Afternoon (14 Sep) | 2.5ft (0.7m) | 12s |
| Evening (14 Sep) | 2ft (0.6m) | 12s |
Table - waves today at Nine Mile Reef. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 24mm), heaviest during Tue night. Very mild (max 19°C on Mon afternoon, min 12°C on Tue night). Winds decreasing (strong winds from the NW on Tue afternoon, light winds from the SSE by Tue night). | |||||||||||||||||||||
Mon 14 | Tuesday 15 | Wednesday 16 | |||||||||||||||||||
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) | SSW 12 | SW 12 | SW 12 | SW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SW 18 | SW 17 | SW 16 | SW 16 | SW 15 | SW 11 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 |
Wave Graph  | |||||||||||||||||||||
 kJ | 190 | 144 | 142 | 110 | 91 | 90 | 81 | 76 | 96 | 142 | 421 | 532 | 936 | 487 | 581 | 668 | 526 | 503 | 802 | 1006 | 769 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 4:59PM1.54m | 5:17AM1.37m | 5:28PM1.42m | 5:48AM1.26m | 5:59PM1.28m | ||||||||||||||||
Low Tide | 10:48AM0.16m | 11:14PM0.17m | 11:17AM0.27m | 11:43PM0.29m | 11:46AM0.39m | ||||||||||||||||
 | | |  | | |  |  |  | | | |  | | |  | | | |  | | |
 | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — |
 | — | — | 6:35 | — | — | — | — | — | — | — | 6:36 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | — | — | — | — | — | — | 1 | — | — | — | — | 2 | 6 | 9 | 5 | 1 | — | — | — | — | — |
Temp °C | 17 | 19 | 18 | 16 | 15 | 15 | 15 | 15 | 17 | 17 | 16 | 14 | 13 | 12 | 12 | 14 | 15 | 16 | 15 | 14 | 13 |
Feels °C | 12 | 13 | 13 | 12 | 11 | 11 | 12 | 10 | 9 | 9 | 9 | 8 | 7 | 8 | 8 | 7 | 8 | 8 | 8 | 8 | 7 |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SW 12 | SW 12 | SW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SW 11 | SW 17 | SW 16 | SW 16 | SW 15 | SW 11 | SW 10 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 |
| kJ | 190 | 144 | 142 | 110 | 91 | 90 | 81 | 76 | 96 | 142 | 421 | 532 | 936 | 487 | 469 | 565 | 526 | 503 | 683 | 618 | 769 |
Swell 2 Height (m) Direction Period (s) | SE 7 | SE 13 | SE 13 | SE 13 | WNW 8 | WNW 8 | SSW 15 | SSW 16 | SW 18 | SW 12 | SE 13 | W 8 | SE 14 | SW 14 | SW 14 | SW 14 | SW 9 | SW 8 | SW 13 | SW 13 | W 13 |
| kJ | 12 | 42 | 26 | 26 | 12 | 6 | 23 | 25 | 79 | 67 | 7 | 48 | 7 | 466 | 581 | 668 | 152 | 105 | 802 | 1006 | 556 |
Swell 3 Height (m) Direction Period (s) | SSE 13 | — | — | — | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | S 9 | — | S 9 | ESE 13 | N 5 | ESE 12 | ESE 12 | ESE 12 | — | — | — | — |
| kJ | 16 | — | — | — | 7 | 7 | 7 | 7 | 7 | 7 | — | 2 | 17 | 2 | 15 | 14 | 14 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNW 4 | NW 4 | NW 5 | NW 4 | NNW 4 | NNW 4 | NW 4 | NW 4 | NW 5 | NW 5 | NW 6 | NW 5 | NNW 5 | — | — | SSW 9 | S 7 | S 7 | SSE 5 | SSE 5 | SSE 7 |
| kJ | 11 | 49 | 51 | 36 | 25 | 21 | 14 | 44 | 78 | 160 | 172 | 110 | 36 | — | — | 459 | 124 | 134 | 80 | 107 | 219 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 43 | 151 | 43 | 43 | 43 | 0 | 18 | 151 | 206 | 160 | 160 | 206 | 21 | 165 | 16 | 318 | 318 | 196 | 196 | 21 | 21 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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