Surf Forecasts:
How big are the waves at Extensions today (01 Sep):
- Morning surf: Morning surf (01 Sep, local time) - 10ft (3.0m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (01 Sep, local time) - 11ft (3.5m), 13s period with SW swell.
- Evening surf: Evening surf (01 Sep, local time) - 11ft (3.5m), 14s period with SW swell.
The current surf forecast for Extensions at 1PM is: 3.0m 13s primary swell from a Southwest direction (forecast issued at 07:00am September 01). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 Sep) | 10ft (3.0m) | 13s |
| Afternoon (01 Sep) | 11ft (3.5m) | 13s |
| Evening (01 Sep) | 11ft (3.5m) | 14s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Thu afternoon. Very mild (max 15°C on Wed afternoon, min 13°C on Tue morning). Winds increasing (calm on Tue morning, near gales from the SE by Thu night). | |||||||||||||||||||||||
Tuesday 1 | Wednesday 2 | Thursday 3 | |||||||||||||||||||||
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) | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | S 9 | WSW 12 | WSW 12 | WSW 12 | WSW 12 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 2166 | 2699 | 3112 | 3415 | 3905 | 4292 | 4356 | 4247 | 4111 | 3845 | 3471 | 3000 | 2837 | 2528 | 1968 | 1700 | 1301 | 1116 | 2117 | 677 | 485 | 387 | 380 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | glassy | cross-on | on | on | cross-on | glassy | cross-off | cross-off | cross-off | cross-off | cross | cross-off | off | glassy | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 5:38PM1.52m | 6:00AM1.32m | 6:18PM1.41m | 6:47AM1.20m | 7:10PM1.28m | ||||||||||||||||||
Low Tide | 11:22AM0.17m | 11:55PM0.19m | 11:59AM0.27m | 00:39AM0.30m | 12:45PM0.40m | ||||||||||||||||||
 |  | | | | | | | | | | |  | | | |  |  | | | | | | |
 | 7:05 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — |
 | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 4 | — | — | — |
Temp °C | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 14 | 14 | 14 | 13 | 14 | 13 | 15 | 15 | 14 |
Feels °C | 12 | 12 | 12 | 10 | 12 | 12 | 13 | 13 | 13 | 13 | 12 | 13 | 14 | 14 | 12 | 14 | 13 | 11 | 7 | 2 | 4 | 4 | 3 |
Swell 1 Height (m) Direction Period (s) | SW 13 | SW 13 | SW 13 | SW 13 | SW 13 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 13 | SW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 |
| kJ | 2166 | 2699 | 3112 | 3415 | 3905 | 4292 | 4356 | 4247 | 4111 | 3845 | 3471 | 3000 | 2837 | 2528 | 1968 | 1700 | 1301 | 1116 | 699 | 677 | 485 | 387 | 380 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 11 | S 10 | S 10 | S 9 | W 16 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 224 | 214 | 219 | 210 | 20 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SE 6 | W 16 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 21 | 5 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2117 | 1704 | 1621 | 1374 | 1377 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 3 | 5 | 0 | 1 | 1 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 0 | 51 | 187 | 597 | 910 | 1003 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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