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Extensions Surf Forecast
/ Cape Town (70 surf breaks) /
Surf Forecasts:
Extensions surfForecast / Cape Town / South Africa
48hr Weather and Surf, issued 7 am Tuesday 05 May 2026 SASTForecast update in hr min s Forecast update imminent
Extensions surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Extensions sea temperature is
17.9° C
(Which is normal for this time of year)How big are the waves at Extensions today?
The current surf forecast for Extensions at 1PM is: 2.5m 11s primary swell from a South-southwest direction and 2.1m 12s secondary swell from a West-southwest direction (forecast issued at 07:00am May 05). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 May) | 7.5ft (2.3m) | 12s |
| Afternoon (05 May) | 8ft (2.5m) | 11s |
| Evening (05 May) | 10ft (3.0m) | 11s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Wed morning. Very mild (max 17°C on Wed morning, min 15°C on Tue morning). Winds increasing (light winds from the NNW on Tue morning, strong winds from the SE by Wed afternoon). | ||||||||||||||||||||||||
Tuesday 5 | Wednesday 6 | Thursday 7 | Fri 8 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
WSW 12 | WSW 12 | WSW 12 | SSW 11 | SSW 11 | S 11 | S 11 | S 11 | S 11 | SW 15 | SW 14 | SW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 15 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 18 | WSW 18 | |
1578 | 1578 | 1455 | 1604 | 1981 | 2798 | 2322 | 2005 | 1847 | 418 | 412 | 469 | 318 | 304 | 357 | 295 | 202 | 275 | 437 | 474 | 434 | 414 | 503 | 759 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross-on | on | on | cross-off | cross-off | 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 | cross-off | cross-off | cross-off | cross-off | |
High Tide | 5:17PM1.26m | 5:23AM1.24m | 5:55PM1.19m | 6:01AM1.16m | 6:43PM1.12m | |||||||||||||||||||
Low Tide | 11:04AM0.28m | 11:17PM0.41m | 11:38AM0.36m | 11:55PM0.49m | 12:18PM0.43m | 00:44AM0.57m | ||||||||||||||||||
 |  | |  |  |  | | | | |  | | |  | | | | | | | | | | | |
 | 7:24 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — | — | 7:26 |
 | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 5:59 | — | — | 5:58 |
1 | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 |
12 | 12 | 13 | 13 | 13 | 14 | 13 | 12 | 13 | 12 | 11 | 9 | 9 | 9 | 9 | 10 | 11 | 11 | 10 | 10 | 10 | 9 | 10 | 10 | |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 12 | WSW 12 | SSW 11 | SSW 11 | S 11 | S 11 | S 11 | S 11 | S 11 | SW 14 | SW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 13 | WSW 15 | WSW 14 | WSW 14 | WSW 13 | WSW 13 | WSW 13 | WSW 18 |
 kJ | 1578 | 1578 | 1455 | 1604 | 1981 | 2798 | 2322 | 2005 | 1847 | 1757 | 412 | 469 | 318 | 304 | 357 | 295 | 202 | 275 | 437 | 474 | 434 | 414 | 476 | 759 |
Swell 2 Height (m) Direction Period (s) | SSW 11 | SSW 11 | SSW 11 | WSW 12 | WSW 12 | W 11 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | SW 18 | WSW 16 | WSW 16 | WSW 12 | WSW 21 | SW 20 | WSW 20 | WSW 19 | WSW 18 | WSW 13 |
| kJ | 123 | 123 | 346 | 1102 | 928 | 586 | 569 | 429 | 361 | 301 | 243 | 90 | 88 | 68 | 50 | 104 | 173 | 119 | 44 | 100 | 149 | 246 | 503 | 378 |
Swell 3 Height (m) Direction Period (s) | SSE 12 | WSW 19 | SW 18 | SW 18 | SW 18 | WSW 16 | SW 16 | SW 16 | SW 15 | SW 15 | — | NW 13 | SW 20 | WSW 18 | NW 13 | NW 13 | SW 22 | SW 22 | W 13 | S 12 | S 12 | SSE 12 | S 11 | S 11 |
| kJ | 14 | 37 | 50 | 80 | 79 | 175 | 264 | 261 | 322 | 418 | — | 7 | 15 | 32 | 7 | 7 | 19 | 18 | 3 | 11 | 25 | 46 | 66 | 59 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 12 | SSE 13 | SE 13 | SE 13 | SE 13 |
| kJ | — | — | — | — | — | — | — | — | — | — | 1689 | 1997 | 1875 | 1677 | 1409 | 1192 | 1054 | 988 | 910 | 936 | 1100 | 1094 | 1094 | 966 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1 | 1 | 1 | 1 | 1 | 0 | 12 | 26 | 12 | 27 | 61 | 187 | 224 | 37 | 37 | 33 | 26 | 25 | 30 | 179 | 61 | 33 | 26 | 25 |
Best forecast wave conditions in Cape Town | ||||||||||||||||||||||||
Best forecast wave conditions in South Africa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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