Snow-ForecastSnow-ForecastMountain-ForecastMountain-ForecastTide-ForecastTide-ForecastWeather-ForecastWeather-Forecast
Search by country, region, or break
Search by country, region, or break

Quick Links

Surf Forecasts:

Dunes surfForecast / Cape Town / South Africa

information circle48hr Weather and Surf, issued 1 am Thursday 20 Nov 2025 SAST
Forecast update in hr  min  s Forecast update imminent
Dunes surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dunes sea temperature is
14.3° C
 (Which is 3.5°C colder than average for this time of year)

How big are the waves at Dunes today?

The current surf forecast for Dunes at 8AM is: 2.4m 16s primary swell from a Southwest direction and 0.8m 20s secondary swell from a South-southwest direction (forecast issued at 01:00am November 20). An open ocean swell of 1.4m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (SAST) & DateWave HeightWave Period
Morning (20 Nov)8ft (2.4m)16s
Afternoon (20 Nov)7.5ft (2.3m)14s
Evening (20 Nov)10ft (3.0m)15s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Thursday
20
Friday
21
Saturday
22
11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM
Rating
(10 max)
1
1
1
1
2
1
2
1
1
1
2
1
1
1
0
0
2
2
1
2
1
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.7
SW
2
SW
2.4
SW
2.4
SW
2.5
SW
1.8
SSW
2.5
SW
3
SW
3
SW
3
SW
3
SW
2.5
SW
2.4
SW
2.3
SW
2.1
SW
2.1
SW
2
SW
1.8
SW
1.7
SW
1.6
SW
1.5
SW
1.5
SW
2.5
SSE
2.5
SSE
Period(s) (?)1615151615181415151514141413131313121212121277
Wave
Graph
(?)Metric surfscale
Energy kJ (?)151917532593276828512024267136783444319730672573207318901514146812591003846700646614640657
Wind
(km/h)
40
SE
40
SE
40
SSE
40
SE
35
SSE
40
SSE
40
SSE
40
SSE
45
SE
40
SE
35
SE
40
SE
45
SSE
45
SSE
50
SSE
50
SE
45
SE
40
SE
40
SE
35
SE
35
SE
45
SE
50
SSE
50
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
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		offoffoffoffcross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
3:01AM
1.38
3:05PM
1.44
3:31AM
1.38
3:36PM
1.41
4:03AM
1.36
4:08PM
1.37
Low Tide
/ height (m)
8:53PM
0.15
9:02AM
0.27
9:22PM
0.16
9:33AM
0.28
9:52PM
0.18
10:04AM
0.31
Thursday
20
Friday
21
Saturday
22
Sunrise---5:31-------5:31-------5:30----
Sunset------7:31-------7:32-------7:34-
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. °C171716171819191818181818191818181818171821201919
Feels °C (?)101110111213131211121212121010101112111316131211
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

Latest Updates

Quiksilver Teams Up With PrimaLoft® For World’s First Thermal Layering System for a Wetsuit.
Ben Mondy

Quiksilver Teams Up With PrimaLoft® For World’s First Thermal Layering System for a Wetsuit.

Feel that? If you are in the northern hemisphere, you will have had that first bite of winter. The lick of a frost, the chill of a cold offshore breeze and the sound of winter swells pounding the shores. If you are near the mountains, your favourite jackets, gloves, and footwear might get dusted off and prepped for battle. And in that beautiful Venn diagram, you will find PrimaLoft. They have spent over 40 years developing innovative insulations that have powered your warmest winter gear. In t

Read more

Read more

Discover more articles and updates in the Greenroom.

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 Dunes 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 Dunes at:
surf-forecast.com

Nearest locationNearest
Nearest locationNearest
Nearest locationNearest