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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 1 pm Sunday 05 Apr 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
20.2° C
(Which is 1.4°C warmer than normal for this time of year)How big are the waves at Extensions today?
The current surf forecast for Extensions at 5PM is: 5.0m 16s primary swell from a Southwest direction (forecast issued at 01:00pm April 05). The wind direction is predicted to be cross-onshore.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Apr) | 11ft (3.5m) | 14s |
| Afternoon (05 Apr) | 16ft (5.0m) | 16s |
| Evening (05 Apr) | 15ft (4.5m) | 16s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 05 | Monday 06 | Tuesday 07 | Wednesday 08 | |||||||||||||||||||||
| 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 | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 14 | 13 | 13 | 14 | 14 | 13 | 13 | 13 | 12 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 6959 | 10539 | 11474 | 10966 | 9732 | 7808 | 7276 | 7342 | 7611 | 6568 | 5705 | 4865 | 4206 | 3314 | 1553 | 2071 | 1739 | 1682 | 1462 | 1228 | 851 | 1037 | 702 | 852 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross- on | cross | 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 | cross- off | cross- off |
High Tide / height (m) | 5:02PM 1.35 | 5:10AM 1.37 | 5:32PM 1.26 | 5:39AM 1.26 | 6:04PM 1.15 | 6:13AM 1.14 | ||||||||||||||||||
Low Tide / height (m) | 10:56AM 0.19 | 11:02PM 0.29 | 11:23AM 0.28 | 11:30PM 0.39 | 11:52AM 0.38 | 12:01AM 0.50 | ||||||||||||||||||
Sunday 05 | Monday 06 | Tuesday 07 | Wednesday 08 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:01 | - | - | - | - | - | - | - | 7:03 |
| Sunset | - | - | 6:36 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:32 | - | - | - | - | - |
 |  | |  | | | | | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 18 | 18 | 18 | 17 | 17 | 18 | 17 | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 15 | 16 | 18 | 18 | 18 | 17 | 17 | 17 | 18 |
| Feels °C (?) | 15 | 14 | 13 | 12 | 12 | 13 | 13 | 14 | 14 | 13 | 13 | 11 | 10 | 9 | 9 | 9 | 11 | 11 | 10 | 10 | 11 | 12 | 13 | 15 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Extensions surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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