Surf Forecasts:
How big are the waves at Extensions today (03 Aug):
- Morning surf: Morning surf (03 Aug, local time) - 5ft (1.5m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (03 Aug, local time) - 5ft (1.5m), 12s period with SW swell.
- Evening surf: Evening surf (03 Aug, local time) - 4.5ft (1.3m), 12s period with WSW swell.
The current surf forecast for Extensions at 1PM is: 1.5m 12s primary swell from a Southwest direction and 0.8m 13s secondary swell from a West-southwest direction (forecast issued at 07:00am August 03). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Aug) | 5ft (1.5m) | 13s |
| Afternoon (03 Aug) | 5ft (1.5m) | 12s |
| Evening (03 Aug) | 4.5ft (1.3m) | 12s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Wed night. Very mild (max 19°C on Mon night, min 13°C on Wed night). Winds increasing (calm on Tue morning, fresh winds from the NNW by Wed afternoon). | |||||||||||||||||||||||
Monday 3 | Tuesday 4 | Wednesday 5 | |||||||||||||||||||||
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 | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | SW 13 | SW 13 | WSW 14 | SW 12 | WSW 13 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 15 | SW 15 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 732 | 710 | 612 | 645 | 534 | 534 | 485 | 533 | 376 | 344 | 431 | 332 | 326 | 249 | 208 | 472 | 936 | 2061 | 2443 | 2697 | 2614 | 3430 | 4105 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | on | cross-on | glassy | cross-on | glassy | cross | cross-off | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross | cross |
High Tide | 6:08PM1.48m | 6:26AM1.28m | 6:48PM1.41m | 7:14AM1.19m | 7:38PM1.32m | ||||||||||||||||||
Low Tide | 11:48AM0.21m | 00:24AM0.25m | 12:25PM0.28m | 1:09AM0.32m | 1:10PM0.38m | ||||||||||||||||||
 |  | | | | | | | | | |  | |  | | | | | | | | | | |
 | 7:37 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:35 | — | — | — | — | — | — |
 | — | — | — | — | 6:06 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 17 | 18 | 17 | 19 | 19 | 18 | 18 | 16 | 17 | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 15 | 15 | 15 | 14 |
Feels °C | 13 | 13 | 15 | 15 | 14 | 15 | 15 | 16 | 17 | 14 | 17 | 13 | 16 | 15 | 15 | 15 | 12 | 9 | 8 | 8 | 9 | 9 | 8 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | WSW 14 | SW 12 | WSW 13 | WSW 12 | WSW 12 | SW 12 | SW 12 | SW 11 | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 15 | SW 15 | SW 16 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 |
| kJ | 732 | 710 | 612 | 645 | 534 | 534 | 485 | 533 | 376 | 344 | 431 | 332 | 326 | 249 | 208 | 472 | 936 | 2061 | 2443 | 2697 | 2614 | 3430 | 4105 |
Swell 2 Height (m) Direction Period (s) | WSW 16 | WSW 15 | SW 13 | WSW 13 | SW 12 | SW 12 | SW 12 | WSW 12 | WSW 11 | WSW 12 | WSW 11 | W 11 | W 11 | W 10 | SW 15 | SW 10 | SW 10 | ESE 10 | W 9 | W 9 | W 9 | ESE 10 | WSW 15 |
| kJ | 50 | 169 | 374 | 201 | 430 | 314 | 303 | 142 | 217 | 199 | 41 | 61 | 59 | 80 | 171 | 141 | 117 | 11 | 58 | 40 | 25 | 33 | 880 |
Swell 3 Height (m) Direction Period (s) | SE 10 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 11 | SE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | SW 16 | SW 15 | W 10 | W 10 | W 10 | SE 10 | ESE 10 | W 9 | W 11 | — | ESE 10 |
| kJ | 17 | 44 | 38 | 36 | 35 | 34 | 32 | 31 | 12 | 12 | 12 | 12 | 64 | 109 | 100 | 96 | 94 | 4 | 10 | 25 | 2 | — | 19 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 9 | NNW 4 | NW 5 | NW 5 | NW 5 | NNW 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 126 | 29 | 60 | 99 | 73 | 74 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 1 | 3 | 0 | 20 | 0 | 5 | 0 | 1 | 24 | 35 | 35 | 167 | 26 | 35 | 35 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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