Surf Forecasts:
How big are the waves at Extensions today (03 Sep):
- Morning surf: Morning surf (03 Sep, local time) - 6ft (1.8m), 13s period with WSW swell.
- Afternoon surf: Afternoon surf (03 Sep, local time) - 4.5ft (1.3m), 12s period with WSW swell.
- Evening surf: Evening surf (03 Sep, local time) - 3.5ft (1.1m), 12s period with WSW swell.
The current surf forecast for Extensions at 11AM is: 1.7m 13s primary swell from a West-southwest direction and 1.2m 9s secondary swell from a South direction, 1.5m 9s secondary swell from a South direction (forecast issued at 07:00am September 03). The wind direction is predicted to be cross-offshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (03 Sep) | 6ft (1.8m) | 13s |
| Afternoon (03 Sep) | 4.5ft (1.3m) | 12s |
| Evening (03 Sep) | 3.5ft (1.1m) | 12s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Thu afternoon. Very mild (max 17°C on Sat afternoon, min 12°C on Fri night). Winds increasing (light winds from the E on Thu morning, gales from the ESE by Sat night). | |||||||||||||||||||||||
Thursday 3 | Friday 4 | Saturday 5 | |||||||||||||||||||||
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 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | SSW 11 | SSW 10 | SSW 10 | SSW 10 | SW 23 | SW 22 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 1301 | 1134 | 853 | 598 | 482 | 387 | 322 | 311 | 252 | 183 | 140 | 95 | 93 | 103 | 103 | 91 | 95 | 133 | 111 | 111 | 114 | 440 | 1339 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 7:10PM1.28m | 7:54AM1.08m | 8:29PM1.15m | 9:45AM1.03m | 10:28PM1.12m | ||||||||||||||||||
Low Tide | 12:45PM0.40m | 1:38AM0.42m | 1:54PM0.53m | 3:14AM0.51m | 3:56PM0.59m | ||||||||||||||||||
 |  | |  |  | | | | | | | | | | | | | | | | | | | |
 | 7:03 | — | — | — | — | — | — | — | 7:01 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — |
 | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:29 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | — | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 13 | 13 | 14 | 13 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 14 | 17 | 17 | 14 | 14 |
Feels °C | 9 | 9 | 9 | 1 | 5 | 4 | 2 | 2 | 1 | 3 | 3 | 2 | 2 | 1 | 1 | 1 | 0 | 0 | 2 | 6 | 4 | 2 | 1 |
Swell 1 Height (m) Direction Period (s) | WSW 13 | WSW 13 | WSW 13 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 10 | SSW 11 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SW 22 |
| kJ | 1301 | 1134 | 853 | 598 | 482 | 387 | 322 | 311 | 252 | 183 | 140 | 95 | 93 | 103 | 103 | 91 | 95 | 133 | 111 | 111 | 114 | 85 | 1339 |
Swell 2 Height (m) Direction Period (s) | S 10 | S 9 | S 9 | W 16 | WNW 15 | W 12 | WNW 11 | — | — | — | — | S 14 | S 14 | SSW 13 | SSW 13 | SSW 13 | S 13 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | SW 23 | SSW 9 |
| kJ | 307 | 264 | 214 | 5 | 42 | 78 | 22 | — | — | — | — | 4 | 15 | 35 | 57 | 56 | 53 | 90 | 57 | 57 | 38 | 440 | 59 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | SSW 13 | — | SSW 11 | SSW 11 | — | SSW 13 | SSW 13 | SW 25 | WSW 10 | SW 10 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 34 | — | 12 | 24 | — | 18 | 18 | 97 | 38 | 24 |
Wind waves Height (m) Direction Period (s) | SSE 7 | SSE 8 | S 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 |
| kJ | 233 | 288 | 343 | 1957 | 1897 | 1838 | 1938 | 2243 | 2085 | 1795 | 1448 | 1351 | 1452 | 1492 | 1271 | 1215 | 1352 | 1297 | 1297 | 1295 | 1448 | 1608 | 1448 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 0 | 0 | 25 | 187 | 1003 | 226 | 1037 | 1466 | 1347 | 1334 | 1334 | 3887 | 281 | 51 | 51 | 51 | 48 | 48 | 37 | 37 | 48 | 48 | 48 |
Best forecast wave conditions in Cape Town | |||||||||||||||||||||||
Best forecast wave conditions in South Africa | |||||||||||||||||||||||
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