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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 am Thursday 02 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
19.8° C
(Which is slightly warmer than usual)How big are the waves at Extensions today?
The current surf forecast for Extensions at 7AM is: 1.8m 12s primary swell from a Southwest direction and 0.4m 15s secondary swell from a West-southwest direction (forecast issued at 01:00am April 02). An open ocean swell of 0.9m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (SAST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Apr) | 6ft (1.9m) | 12s |
| Afternoon (02 Apr) | 7ft (2.1m) | 12s |
| Evening (02 Apr) | 8ft (2.4m) | 14s |
Table - waves today at Extensions. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 02 | Friday 03 | Saturday 04 | ||||||||||||||||||||||
| 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 | 11 AM | 2 PM | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 7 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 683 | 821 | 932 | 1112 | 1167 | 1486 | 1327 | 2171 | 1659 | 1518 | 1387 | 1188 | 836 | 805 | 736 | 734 | 792 | 739 | 638 | 582 | 533 | 258 | 242 | 261 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross | off | off | cross- off | cross- on | cross- on | cross- on | on | on | on | cross- on | on | on | cross- on | cross- on | on | on | cross- on |
High Tide / height (m) | 3:19AM 1.62 | 3:38PM 1.49 | 3:47AM 1.60 | 4:07PM 1.47 | 4:14AM 1.55 | 4:34PM 1.42 | ||||||||||||||||||
Low Tide / height (m) | 9:12PM 0.11 | 9:36AM 0.04 | 9:40PM 0.12 | 10:03AM 0.06 | 10:08PM 0.15 | 10:30AM 0.11 | ||||||||||||||||||
Thursday 02 | Friday 03 | Saturday 04 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:58 | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - | - | 7:00 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:39 | - | - | - | - | - | - | - | 6:38 | - | - | - | - | - | - | - | 6:37 | - |
 |  |  |  | | | | |  | | |  |  |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | 1 | 2 | 1 | 13 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 20 | 19 | 20 | 20 | 20 | 21 | 21 | 22 | 22 | 22 | 21 | 19 | 20 | 21 | 20 | 19 | 19 | 18 | 18 | 18 | 19 | 19 | 19 | 19 |
| Feels °C (?) | 16 | 16 | 19 | 19 | 20 | 22 | 21 | 23 | 22 | 23 | 22 | 18 | 20 | 20 | 19 | 18 | 18 | 17 | 16 | 16 | 16 | 15 | 16 | 17 |
- Map Icons:
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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
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