Surf Forecasts:
How big are the waves at Extensions today (28 Jul):
- Morning surf: Morning surf (28 Jul, local time) - 8ft (2.5m), 14s period with SW swell.
- Afternoon surf: Afternoon surf (28 Jul, local time) - 8ft (2.5m), 14s period with SW swell.
- Evening surf: Evening surf (28 Jul, local time) - 7ft (2.2m), 14s period with SW swell.
The current surf forecast for Extensions at 1AM is: 3.0m 15s primary swell from a Southwest direction (forecast issued at 07:00pm July 27). An open ocean swell of 2.5m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Jul) | 8ft (2.5m) | 14s |
| Afternoon (28 Jul) | 8ft (2.5m) | 14s |
| Evening (28 Jul) | 7ft (2.2m) | 14s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 18°C on Thu afternoon, min 12°C on Tue night). Winds decreasing (near gales from the ESE on Tue afternoon, calm by Wed afternoon). | |||||||||||||||||||
Mon 27 | Tuesday 28 | Wednesday 29 | |||||||||||||||||
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 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 |
Wave Graph  | |||||||||||||||||||
 kJ | 7914 | 5017 | 4247 | 3375 | 2919 | 2742 | 2667 | 2630 | 2284 | 2020 | 1733 | 1591 | 1346 | 1144 | 1162 | 1280 | 1200 | 1200 | 1182 |
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-off | cross-off | cross-off | off | off | off | off | off | off | off | glassy | glassy | cross-off | cross-off |
High Tide | 2:30PM1.27m | 2:33AM1.32m | 3:03PM1.35m | 3:07AM1.38m | 3:33PM1.43m | ||||||||||||||
Low Tide | 8:36PM0.38m | 8:53AM0.23m | 9:09PM0.31m | 9:22AM0.17m | 9:40PM0.26m | ||||||||||||||
 |  | | | | | | | | | | | | | | | |  | | |
 | — | — | — | — | 7:43 | — | — | — | — | — | — | — | 7:41 | — | — | — | — | — | — |
 | 6:00 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:02 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 14 | 12 | 12 | 12 | 12 | 12 | 15 | 16 | 16 | 15 |
Feels °C | 4 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 5 | 6 | 7 | 8 | 14 | 14 | 14 | 12 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 |
| kJ | 7914 | 5017 | 4247 | 3375 | 2919 | 2742 | 2667 | 2630 | 2284 | 2020 | 1733 | 1591 | 1346 | 1144 | 1162 | 1280 | 1200 | 1200 | 1182 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 7 | SE 7 | SE 7 | SE 7 | SE 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 151 | 89 | 61 | 43 | 35 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SE 6 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | ESE 7 | ESE 7 | — | ESE 7 | — |
| kJ | 221 | 421 | 540 | 600 | 600 | 576 | 572 | 556 | 572 | 494 | 379 | 317 | 279 | 241 | 378 | 236 | — | 123 | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 226 | 910 | 250 | 51 | 51 | 51 | 51 | 48 | 37 | 37 | 37 | 25 | 18 | 18 | 0 | 0 | 0 | 0 | 1 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||
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