Surf Forecasts:
How big are the waves at Extensions today (08 Aug):
- Morning surf: Morning surf (08 Aug, local time) - 10ft (3.0m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (08 Aug, local time) - 11ft (3.5m), 14s period with SW swell.
- Evening surf: Evening surf (08 Aug, local time) - 13ft (4.0m), 13s period with SW swell.
The current surf forecast for Extensions at 4PM is: 4.0m 14s primary swell from a Southwest direction and 0.2m 17s secondary swell from a West direction (forecast issued at 01:00pm August 08). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Aug) | 10ft (3.0m) | 13s |
| Afternoon (08 Aug) | 11ft (3.5m) | 14s |
| Evening (08 Aug) | 13ft (4.0m) | 13s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Sat afternoon. Very mild (max 15°C on Sat afternoon, min 11°C on Mon night). Winds increasing (moderate winds from the NW on Sat afternoon, strong winds from the ESE by Mon night). | |||||||||||||||||||||
Sat 8 | Sunday 9 | Monday 10 | |||||||||||||||||||
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 13 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SSW 11 | SSW 11 | SSW 11 | SSW 11 | S 10 | SSW 10 | SSW 14 | SSW 14 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2961 | 4881 | 6120 | 5502 | 4646 | 4020 | 3785 | 2757 | 3622 | 3733 | 3671 | 3246 | 2561 | 2056 | 1768 | 1624 | 1546 | 1209 | 640 | 975 | 2786 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off |
High Tide | 11:32AM1.09m | 11:55PM1.25m | 12:49PM1.22m | 1:06AM1.35m | 1:46PM1.37m | ||||||||||||||||
Low Tide | 5:36PM0.51m | 6:33AM0.34m | 6:57PM0.39m | 7:33AM0.21m | 7:56PM0.25m | ||||||||||||||||
 |  | |  | | |  |  | | | |  |  | | | | | | | | | |
 | — | — | — | — | — | — | 7:31 | — | — | — | — | — | — | — | 7:31 | — | — | — | — | — | — |
 | — | — | 6:09 | — | — | — | — | — | — | — | 6:10 | — | — | — | — | — | — | — | 6:10 | — | — |
mm | — | 1 | 2 | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 15 | 13 | 14 | 13 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 |
Feels °C | 9 | 11 | 9 | 9 | 7 | 6 | 4 | 3 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 4 | 4 | 4 | 3 | 3 | 2 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | — | SW 12 | SSW 12 | SSW 11 | SSW 11 | — | SSW 11 | WSW 11 | SSW 10 | SSW 10 | SSW 14 |
| kJ | 2961 | 4881 | 6120 | 5502 | 4646 | 4020 | 3785 | 2757 | 1891 | 2739 | — | 2525 | 2561 | 2056 | 1768 | — | 1546 | 193 | 640 | 680 | 2786 |
Swell 2 Height (m) Direction Period (s) | — | W 17 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 18 | SSW 13 | SW 11 | SSW 14 | WSW 11 |
| kJ | — | 23 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 7 | 187 | 347 | 975 | 130 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 14 | WSW 10 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 390 | 229 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | S 6 | SW 12 | SSW 12 | SSW 12 | SSW 12 | SSE 8 | SSE 8 | SSW 11 | SSW 11 | SSW 11 | S 10 | SE 6 | SE 6 | ESE 6 |
| kJ | — | — | — | — | — | — | — | 181 | 3622 | 3733 | 3671 | 3246 | 336 | 234 | 1447 | 1624 | 1167 | 1209 | 154 | 239 | 184 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 35 | 1 | 26 | 26 | 26 | 26 | 187 | 318 | 337 | 1888 | 1429 | 937 | 41 | 48 | 42 | 37 | 224 | 188 | 187 | 41 | 41 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||
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