Surf Forecasts:
How big are the waves at Extensions today (02 Aug):
- Afternoon surf: Afternoon surf (02 Aug, local time) - 4.5ft (1.4m), 12s period with SW swell.
- Evening surf: Evening surf (02 Aug, local time) - 4ft (1.2m), 12s period with WSW swell.
The current surf forecast for Extensions at 10PM is: 1.0m 14s primary swell from a Southwest direction and 1.1m 12s secondary swell from a Southwest direction (forecast issued at 07:00pm August 02). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Aug) | - | - |
| Afternoon (02 Aug) | 4.5ft (1.4m) | 12s |
| Evening (02 Aug) | 4ft (1.2m) | 12s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 19°C on Sun night, min 14°C on Wed morning). Winds increasing (calm on Tue morning, strong winds from the NNW by Wed afternoon). | |||||||||||||||||||
Sun 2 | Monday 3 | Tuesday 4 | |||||||||||||||||
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) | WSW 12 | WSW 12 | SW 14 | SW 13 | 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 |
Wave Graph  | |||||||||||||||||||
 kJ | 488 | 378 | 395 | 744 | 732 | 710 | 612 | 712 | 534 | 534 | 517 | 533 | 420 | 344 | 382 | 332 | 326 | 249 | 208 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-off | off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off |
High Tide | 5:34PM1.52m | 5:47AM1.35m | 6:08PM1.48m | 6:26AM1.28m | 6:48PM1.41m | ||||||||||||||
Low Tide | 11:47PM0.21m | 11:48AM0.21m | 00:24AM0.25m | 12:25PM0.28m | |||||||||||||||
 |  | | | | | | | | | | | | | | |  | | | |
 | — | — | — | — | 7:37 | — | — | — | — | — | — | — | 7:37 | — | — | — | — | — | — |
 | 6:06 | — | — | — | — | — | — | — | 6:06 | — | — | — | — | — | — | — | 6:07 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 19 | 17 | 16 | 16 | 16 | 17 | 18 | 18 | 19 | 19 | 18 | 17 | 16 | 17 | 17 | 16 | 16 | 15 |
Feels °C | 17 | 17 | 15 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 16 | 15 | 15 | 17 | 16 | 15 | 15 | 15 |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 12 | SW 13 | 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 |
| kJ | 488 | 378 | 280 | 744 | 732 | 710 | 612 | 712 | 534 | 534 | 517 | 533 | 420 | 344 | 382 | 332 | 326 | 249 | 208 |
Swell 2 Height (m) Direction Period (s) | SW 15 | SW 15 | SW 14 | SE 11 | 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 |
| kJ | 232 | 309 | 395 | 29 | 50 | 169 | 374 | 201 | 430 | 314 | 303 | 142 | 217 | 199 | 41 | 61 | 59 | 80 | 171 |
Swell 3 Height (m) Direction Period (s) | SE 10 | SE 10 | SE 11 | WSW 16 | SE 10 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | SW 16 | SW 15 | W 10 |
| kJ | 27 | 25 | 29 | 25 | 17 | 44 | 38 | 36 | 35 | 34 | 32 | 12 | 12 | 12 | 12 | 12 | 64 | 109 | 100 |
Wind waves Height (m) Direction Period (s) | NW 3 | — | — | — | — | — | — | — | — | — | — | SE 3 | — | — | — | — | — | — | — |
| kJ | 3 | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 18 | 0 | 3 | 5 | 3 | 12 | 3 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
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