Surf Forecasts:
How big are the waves at Extensions today (25 Sep):
- Morning surf: Morning surf (25 Sep, local time) - 5.5ft (1.7m), 12s period with SW swell.
- Afternoon surf: Afternoon surf (25 Sep, local time) - 5ft (1.6m), 12s period with SW swell.
- Evening surf: Evening surf (25 Sep, local time) - 5ft (1.5m), 12s period with SW swell.
The current surf forecast for Extensions at 1AM is: 1.9m 13s primary swell from a South-southwest direction (forecast issued at 07:00pm September 24). An open ocean swell of 0.8m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Sep) | 5.5ft (1.7m) | 12s |
| Afternoon (25 Sep) | 5ft (1.6m) | 12s |
| Evening (25 Sep) | 5ft (1.5m) | 12s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sat morning. Very mild (max 17°C on Sat afternoon, min 14°C on Sat night). Winds increasing (light winds from the W on Thu night, near gales from the SE by Sun afternoon). | |||||||||||||||||||
Thu 24 | Friday 25 | Saturday 26 | |||||||||||||||||
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) | SSW 14 | SSW 13 | SSW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 1422 | 1349 | 1180 | 1028 | 964 | 850 | 822 | 747 | 734 | 614 | 666 | 643 | 954 | 2390 | 2502 | 2278 | 2114 | 1977 | 1850 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | cross-on | cross-on | on | cross-on | cross-on | cross-on | on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 2:01PM1.47m | 2:15AM1.43m | 2:29PM1.57m | 2:46AM1.50m | 2:59PM1.65m | ||||||||||||||
Low Tide | 8:15PM0.18m | 8:20AM0.14m | 8:44PM0.08m | 8:49AM0.08m | 9:14PM0.01m | ||||||||||||||
 |  |  | | | | |  | | | | | |  | | |  | | | |
 | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — |
 | 6:43 | — | — | — | — | — | — | — | 6:44 | — | — | — | — | — | — | — | 6:45 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — |
Temp °C | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 16 | 16 | 15 |
Feels °C | 16 | 17 | 16 | 14 | 14 | 14 | 15 | 15 | 15 | 16 | 15 | 15 | 14 | 14 | 14 | 15 | 12 | 11 | 10 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 13 | SSW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 12 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 |
| kJ | 1422 | 1349 | 1180 | 1028 | 964 | 850 | 822 | 747 | 734 | 614 | 666 | 568 | 578 | 2390 | 2502 | 2278 | 2114 | 1977 | 1850 |
Swell 2 Height (m) Direction Period (s) | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SE 7 | SE 7 | SE 7 | SW 17 | SSE 9 | SW 16 | SW 16 | ESE 7 | SSE 9 | S 11 | SE 11 | S 11 | ESE 8 |
| kJ | 70 | 70 | 70 | 57 | 40 | 29 | 16 | 17 | 12 | 106 | 27 | 643 | 954 | 5 | 25 | 2 | 5 | 2 | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | W 16 | W 16 | W 16 | W 16 | SW 20 | SE 7 | SW 18 | SSE 9 | ESE 7 | — | — | — | S 11 | S 11 | — |
| kJ | — | — | — | — | 5 | 5 | 5 | 5 | 15 | 13 | 82 | 43 | 5 | — | — | — | 2 | 2 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | SSE 3 | SSE 3 | SE 8 | S 4 | S 6 | S 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 4 | 50 | 38 | 117 | 125 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 3 | 1 | 1 | 1 | 1 | 1 | 3 | 1 | 1 | 12 | 0 | 0 | 12 | 12 | 26 | 26 | 34 | 61 | 61 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
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