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Surf Forecasts:

Extensions surfForecast / Cape Town / South Africa

information circle48hr Weather and Surf, issued 7 pm Monday 26 Jan 2026 SAST
Forecast 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
19.2° C
 (Which is 1.0°C colder than average for this time of year)

How big are the waves at Extensions today?

The current surf forecast for Extensions at 2AM is: 2.5m 12s primary swell from a Southwest direction and 0.1m 12s secondary swell from a Northwest direction (forecast issued at 07:00pm January 26). The wind direction is predicted to be cross-onshore.

Time (SAST) & DateWave HeightWave Period
Morning (27 Jan)8ft (2.5m)12s
Afternoon (27 Jan)10ft (3.0m)12s
Evening (27 Jan)10ft (3.0m)13s

Table - waves today at Extensions. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM
Rating
(10 max)
0
2
3
3
4
4
3
2
2
3
3
3
3
2
3
1
2
2
1
1
0
1
1
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2.4
SW
2.3
SW
2.4
SW
2.5
SW
2.5
SW
2.5
SW
3
SW
3
SW
3
SW
3
SW
3
SW
3
SW
3
SW
3
SW
3
SW
3
SW
3
SW
2.5
SW
2.5
SW
2.5
SW
2.5
SW
2.5
SW
2.4
SW
2.3
SW
Period(s) (?)121312121212121213131313131313131313131313131312
Wave
Graph
(?)Metric surfscale
Energy kJ (?)161017511771181818601966218525482938303129752843284327192535253527112419241924562174200818241593
Wind
(km/h)
25
W
20
W
15
NW
10
NW
10
W
10
WSW
15
S
20
SSW
20
SSW
20
S
20
SSE
20
SSE
25
SSE
25
SSE
25
SSE
30
S
30
SSE
35
SSE
40
SE
45
SE
45
SE
45
ESE
35
SE
45
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
ononcross-
on		cross-
on		oncross-
on		crosscross-
on		crosscrosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		crosscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
9:02PM
1.07
9:35AM
1.23
10:43PM
1.05
11:12AM
1.22
12:17AM
1.13
12:36PM
1.29
Low Tide
/ height (m)
2:49PM
0.41
2:56AM
0.51
4:22PM
0.45
4:42AM
0.54
5:59PM
0.40
6:22AM
0.47
Monday
26
Tuesday
27
Wednesday
28
Thursday
29
Sunrise-----6:01-------6:01-------6:03--
Sunset7:55-------7:54-------7:54-------
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C202020202020202020201919191919191919181818182020
Feels °C (?)171920212121201818171616161616141413111110111414
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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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.

View detailed surf forecast for Extensions at:
surf-forecast.com

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