Surf Forecasts:
How big are the waves at Extensions today (10 Oct):
- Morning surf: Morning surf (10 Oct, local time) - 8ft (2.5m), 12s period with SW swell.
- Afternoon surf: Afternoon surf (10 Oct, local time) - 8ft (2.4m), 14s period with SW swell.
- Evening surf: Evening surf (10 Oct, local time) - 8ft (2.4m), 13s period with SW swell.
The current surf forecast for Extensions at 11AM is: 1.9m 14s primary swell from a South-southwest direction and 1.8m 12s secondary swell from a West-southwest direction (forecast issued at 07:00am October 10). An open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Oct) | 8ft (2.5m) | 12s |
| Afternoon (10 Oct) | 8ft (2.4m) | 14s |
| Evening (10 Oct) | 8ft (2.4m) | 13s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Mon night. Very mild (max 17°C on Sun afternoon, min 14°C on Sat morning). Winds increasing (calm on Sun morning, fresh winds from the NNW by Mon morning). | |||||||||||||||||||||||
Saturday 10 | Sunday 11 | Monday 12 | |||||||||||||||||||||
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) | WSW 12 | SW 12 | SSW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 1857 | 1903 | 1442 | 2050 | 1932 | 1942 | 1791 | 1494 | 1149 | 1025 | 1281 | 1188 | 1025 | 1025 | 1007 | 1092 | 1235 | 1027 | 923 | 1219 | 1245 | 1044 | 832 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | glassy | glassy | cross-on | cross | cross-off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on |
High Tide | 2:56PM1.64m | 3:18AM1.51m | 3:27PM1.62m | 3:49AM1.49m | 3:56PM1.56m | ||||||||||||||||||
Low Tide | 8:49AM0.10m | 9:15PM0.01m | 9:20AM0.11m | 9:44PM0.04m | 9:50AM0.14m | 10:12PM0.09m | |||||||||||||||||
 |  | | | | | | | | | | | | | | |  |  |  | |  |  | | |
 | 6:11 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:55 | — | — | — | — | — | — | — | 6:57 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 3 |
Temp °C | 14 | 14 | 16 | 16 | 15 | 16 | 16 | 15 | 15 | 15 | 16 | 16 | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 17 | 16 | 14 | 14 |
Feels °C | 10 | 11 | 14 | 13 | 13 | 16 | 14 | 14 | 15 | 15 | 16 | 14 | 16 | 14 | 15 | 13 | 12 | 11 | 11 | 12 | 13 | 11 | 12 |
Swell 1 Height (m) Direction Period (s) | WSW 12 | SW 12 | SSW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | WSW 10 |
| kJ | 1857 | 1903 | 1442 | 2050 | 1932 | 1942 | 1791 | 1494 | 1149 | 1025 | 1281 | 1188 | 1025 | 1025 | 1007 | 1092 | 1235 | 1027 | 923 | 1219 | 1245 | 1044 | 832 |
Swell 2 Height (m) Direction Period (s) | E 10 | — | WSW 12 | WSW 12 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | W 12 | WSW 12 | WSW 12 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | ESE 10 | — | ESE 10 | ESE 10 | NW 11 |
| kJ | 8 | — | 887 | 598 | 1111 | 874 | 608 | 703 | 604 | 424 | 3 | 83 | 49 | 9 | 8 | 9 | 9 | 9 | 10 | — | 10 | 10 | 5 |
Swell 3 Height (m) Direction Period (s) | — | — | WSW 15 | WSW 15 | E 10 | SE 4 | SE 5 | SE 4 | SE 4 | W 12 | W 12 | W 12 | W 12 | — | — | — | — | — | — | — | — | — | NW 11 |
| kJ | — | — | 179 | 222 | 7 | 10 | 5 | 7 | 3 | 3 | 3 | 3 | 3 | — | — | — | — | — | — | — | — | — | 5 |
Wind waves Height (m) Direction Period (s) | SE 4 | SE 4 | ESE 4 | ESE 4 | SE 4 | — | — | — | — | — | — | — | — | — | — | — | NW 3 | NNW 4 | NNW 4 | NW 4 | NNW 4 | — | — |
| kJ | 18 | 20 | 26 | 12 | 8 | — | — | — | — | — | — | — | — | — | — | — | 3 | 19 | 38 | 23 | 3 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 27 | 12 | 12 | 26 | 12 | 12 | 12 | 3 | 1 | 0 | 0 | 5 | 12 | 0 | 0 | 1 | 24 | 26 | 167 | 25 | 3 | 20 | 3 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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