Surf Forecasts:
How big are the waves at Extensions today (15 Jul):
- Afternoon surf: Afternoon surf (15 Jul, local time) - 3ft (0.9m), 10s period with W swell.
- Evening surf: Evening surf (15 Jul, local time) - 3ft (0.9m), 10s period with W swell.
The current surf forecast for Extensions at 12AM is: 0.9m 9s primary swell from a West direction and 0.5m 12s secondary swell from a Southwest direction, 0.5m 3s secondary swell from a Northwest direction (forecast issued at 07:00pm July 14). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Jul) | - | - |
| Afternoon (15 Jul) | 3ft (0.9m) | 10s |
| Evening (15 Jul) | 3ft (0.9m) | 10s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Fri afternoon, min 14°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 14 | Wednesday 15 | Thursday 16 | Fri 17 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | W 10 | W 10 | W 9 | SW 18 | SW 17 | SW 16 | SW 17 | SW 16 | SW 16 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 156 | 149 | 137 | 192 | 342 | 617 | 1275 | 2080 | 4018 | 4375 | 4314 | 3844 | 3348 | 2959 | 2494 | 2045 | 1645 | 1240 | 1189 | 1422 | 1351 | 1121 | 963 | 819 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | off | glassy | glassy | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 3:28PM1.56m | 3:43AM1.57m | 4:13PM1.61m | 4:28AM1.54m | 4:56PM1.62m | 5:11AM1.48m | ||||||||||||||||||
Low Tide | 9:38PM0.10m | 9:59AM-0.00m | 10:25PM0.08m | 10:41AM0.01m | 11:11PM0.10m | 11:21AM0.07m | ||||||||||||||||||
 |  | |  | | |  |  | | | | | | | | | | | | |  | | | | |
 | — | — | — | — | 7:50 | — | — | — | — | — | — | — | 7:48 | — | — | — | — | — | — | — | 7:48 | — | — | — |
 | 5:52 | — | — | — | — | — | — | — | 5:53 | — | — | — | — | — | — | — | 5:53 | — | — | — | — | — | — | 5:54 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 17 |
Feels °C | 10 | 10 | 11 | 12 | 12 | 12 | 12 | 14 | 14 | 14 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 14 | 13 | 13 | 12 | 14 |
Swell 1 Height (m) Direction Period (s) | W 10 | W 10 | W 9 | W 9 | W 9 | WSW 9 | SW 17 | SW 16 | SW 16 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 |
| kJ | 156 | 149 | 137 | 132 | 130 | 202 | 1275 | 2080 | 4018 | 4375 | 4314 | 3844 | 3348 | 2959 | 2494 | 2045 | 1645 | 1240 | 1189 | 1422 | 1351 | 1121 | 963 | 819 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | SW 12 | SW 18 | SW 17 | SW 16 | SW 10 | SW 9 | W 9 | ESE 9 | ESE 9 | ESE 9 | — | — | — | — | — | — | — | — | — | E 12 | E 11 | E 11 |
| kJ | 40 | 38 | 73 | 192 | 342 | 617 | 216 | 163 | 78 | 17 | 17 | 8 | — | — | — | — | — | — | — | — | — | 3 | 3 | 2 |
Swell 3 Height (m) Direction Period (s) | SW 12 | SW 12 | SSE 8 | SW 12 | WSW 4 | W 11 | W 9 | W 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 15 |
| kJ | 37 | 53 | 24 | 51 | 8 | 40 | 103 | 227 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 |
Wind waves Height (m) Direction Period (s) | NW 3 | NW 3 | NW 3 | WNW 3 | NNW 3 | NNW 3 | NNW 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 3 | ESE 4 |
| kJ | 5 | 3 | 5 | 6 | 3 | 3 | 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 10 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1 | 1 | 1 | 24 | 1 | 1 | 1 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 5 | 12 | 0 | 12 | 12 | 12 | 12 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
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