Surf Forecasts:
How big are the waves at Extensions today (04 Oct):
- Morning surf: Morning surf (04 Oct, local time) - 4.5ft (1.3m), 11s period with SW swell.
- Afternoon surf: Afternoon surf (04 Oct, local time) - 5ft (1.6m), 13s period with SW swell.
- Evening surf: Evening surf (04 Oct, local time) - 7ft (2.1m), 14s period with SW swell.
The current surf forecast for Extensions at 12AM is: 1.1m 11s primary swell from a Southwest direction and 0.9m 10s secondary swell from a West direction (forecast issued at 07:00pm October 03). An open ocean swell of 1.9m 6s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 Oct) | 4.5ft (1.3m) | 11s |
| Afternoon (04 Oct) | 5ft (1.6m) | 13s |
| Evening (04 Oct) | 7ft (2.1m) | 14s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Mon night. Warm (max 21°C on Sun afternoon, min 13°C on Mon night). Winds decreasing (near gales from the ESE on Sat night, calm by Sun morning). | |||||||||||||||||||
Sat 3 | Sunday 4 | Monday 5 | |||||||||||||||||
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 11 | SW 11 | SW 11 | SW 11 | W 12 | SW 11 | SW 12 | SW 12 | SW 13 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 14 | WSW 14 | WSW 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 439 | 293 | 282 | 249 | 284 | 303 | 480 | 824 | 1197 | 1494 | 1474 | 1306 | 1092 | 903 | 799 | 874 | 1267 | 1432 | 1452 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | off | cross-off | off | off | off | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | on | cross-on | cross-on | on | on | cross-on |
High Tide | 8:34PM1.09m | 9:51AM1.08m | 10:36PM1.09m | 11:29AM1.18m | |||||||||||||||
Low Tide | 2:07PM0.55m | 3:14AM0.52m | 4:21PM0.56m | 5:06AM0.48m | 5:56PM0.44m | ||||||||||||||
 |  | | | | | | | | | |  | | | | | | |  | |
 | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | 6:50 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:51 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 15 | 16 | 15 | 14 | 18 | 20 | 21 | 20 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 |
Feels °C | 6 | 5 | 5 | 11 | 10 | 10 | 17 | 19 | 19 | 17 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 13 | 13 |
Swell 1 Height (m) Direction Period (s) | SW 11 | SW 11 | SW 11 | SW 11 | SW 10 | SW 11 | SW 12 | SW 12 | SW 13 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 14 | WSW 14 | WSW 13 |
| kJ | 439 | 293 | 282 | 249 | 244 | 303 | 480 | 824 | 1197 | 1494 | 1474 | 1306 | 1092 | 903 | 799 | 874 | 1267 | 1432 | 1452 |
Swell 2 Height (m) Direction Period (s) | W 10 | W 10 | W 10 | W 10 | W 12 | WSW 11 | SE 7 | SE 7 | SE 7 | SE 7 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 9 | SE 9 |
| kJ | 159 | 198 | 161 | 127 | 284 | 202 | 99 | 77 | 71 | 64 | 57 | 60 | 37 | 20 | 20 | 21 | 18 | 19 | 12 |
Swell 3 Height (m) Direction Period (s) | — | — | WSW 13 | WSW 12 | — | SW 14 | WSW 11 | W 11 | W 10 | W 10 | — | — | — | SW 18 | — | SW 16 | SE 9 | — | — |
| kJ | — | — | 58 | 86 | — | 51 | 156 | 114 | 49 | 47 | — | — | — | 13 | — | 248 | 19 | — | — |
Wind waves Height (m) Direction Period (s) | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 7 | ESE 7 | — | — | — | — | — | — | — | — | WSW 3 | — | — | W 4 |
| kJ | 209 | 307 | 310 | 184 | 130 | 109 | 251 | — | — | — | — | — | — | — | — | 2 | — | — | 12 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 67 | 51 | 37 | 25 | 18 | 0 | 0 | 1 | 5 | 3 | 3 | 3 | 0 | 1 | 20 | 20 | 5 | 3 | 1 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
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