Surf Forecasts:
How big are the waves at Extensions today (27 Jul):
- Morning surf: Morning surf (27 Jul, local time) - 10ft (3.0m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (27 Jul, local time) - 10ft (3.0m), 17s period with SW swell.
- Evening surf: Evening surf (27 Jul, local time) - 10ft (3.0m), 16s period with SW swell.
The current surf forecast for Extensions at 3AM is: 2.1m 13s primary swell from a Southwest direction and 1.2m 12s secondary swell from a West-southwest direction (forecast issued at 07:00pm July 26). The wind direction is predicted to be cross-shore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Jul) | 10ft (3.0m) | 16s |
| Afternoon (27 Jul) | 10ft (3.0m) | 17s |
| Evening (27 Jul) | 10ft (3.0m) | 16s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Mon morning. Very mild (max 16°C on Sun night, min 12°C on Tue night). Winds decreasing (near gales from the ESE on Tue afternoon, calm by Wed afternoon). | |||||||||||||||||||
Sun 26 | Monday 27 | Tuesday 28 | |||||||||||||||||
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 12 | SW 12 | SSW 13 | SW 13 | SW 16 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 882 | 872 | 822 | 1180 | 2032 | 3499 | 4284 | 5016 | 5810 | 5076 | 4247 | 3375 | 2919 | 2742 | 2667 | 2630 | 2284 | 2020 | 1733 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off |
High Tide | 1:57AM1.25m | 2:30PM1.27m | 2:33AM1.32m | 3:03PM1.35m | |||||||||||||||
Low Tide | 7:59PM0.46m | 8:21AM0.31m | 8:36PM0.38m | 8:53AM0.23m | 9:09PM0.31m | ||||||||||||||
 |  |  | |  |  |  | | | | | | | | | | | | | |
 | — | — | — | — | 7:43 | — | — | — | — | — | — | — | 7:43 | — | — | — | — | — | — |
 | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:01 | — | — |
mm | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 15 | 15 | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 14 | 15 | 15 | 13 | 12 |
Feels °C | 13 | 11 | 11 | 12 | 14 | 10 | 5 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 4 | 4 | 5 | 3 | 4 |
Swell 1 Height (m) Direction Period (s) | SW 11 | SW 12 | SW 12 | SSW 13 | SW 13 | SW 16 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 |
| kJ | 882 | 872 | 822 | 1180 | 2032 | 3499 | 4284 | 5016 | 5810 | 5076 | 4247 | 3375 | 2919 | 2742 | 2667 | 2630 | 2284 | 2020 | 1733 |
Swell 2 Height (m) Direction Period (s) | SW 14 | SW 13 | SSW 13 | WSW 12 | WSW 12 | SW 20 | — | SSW 18 | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 485 | 412 | 572 | 477 | 158 | 190 | — | 1172 | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | ESE 10 | SE 10 | SSW 16 | SW 17 | ESE 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 10 | 4 | 232 | 298 | 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | S 4 | SSW 4 | — | — | SE 10 | S 6 | S 7 | SE 6 | SE 7 | SSE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 |
| kJ | — | 6 | 21 | — | — | 4 | 253 | 611 | 287 | 421 | 569 | 520 | 547 | 498 | 526 | 556 | 524 | 480 | 389 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 26 | 26 | 26 | 26 | 0 | 27 | 225 | 226 | 226 | 937 | 226 | 51 | 51 | 41 | 51 | 48 | 37 | 37 | 37 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
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