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Surf Forecasts:

Nine Mile Reef surfForecast / Cape Town / South Africa

information circle48hr Weather and Surf, issued 1 pm Sunday 18 Jan 2026 SAST
Forecast update in hr  min  s Forecast update imminent
Nine Mile Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Nine Mile Reef sea temperature is
18.4° C
 (Which is 1.5°C colder than average for this time of year)

How big are the waves at Nine Mile Reef today?

The current surf forecast for Nine Mile Reef at 8PM is: 2.1m 12s primary swell from a South-southwest direction (forecast issued at 01:00pm January 18). The wind direction is predicted to be onshore.

Time (SAST) & DateWave HeightWave Period
Morning (18 Jan)8ft (2.4m)12s
Afternoon (18 Jan)7ft (2.1m)12s
Evening (18 Jan)6.5ft (2.0m)12s

Table - waves today at Nine Mile Reef. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2.4
SSW
2.3
SSW
2.1
SSW
2.1
SSW
1.8
SSW
1.8
SSW
1.7
SSW
1.6
SSW
1.4
SSW
1.3
SSW
1.2
SSW
1.1
SW
1
SSW
1.4
SSE
0.9
SW
1.7
SSE
1.6
SSE
2
SSE
2.5
SSE
2
SSE
1.1
SSW
1.1
SSW
1.1
SSW
1
SSW
Period(s) (?)121212121212121111111111117107667713131212
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1694154613231200936874735613450359311268238185172241209336549372414402371299
Wind
(km/h)
20
S
30
S
35
S
25
SSE
25
SSE
20
SE
15
SE
20
SSE
25
S
35
S
35
S
30
SSE
25
SE
25
SE
25
SE
25
SE
25
SE
35
SSE
40
SE
30
SE
25
ESE
20
ESE
15
ESE
10
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
ononononcross-
on		cross-
on		cross-
on		cross-
on		onononcross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		cross-
on		crosscrosscross-
on
High Tide
/ height (m)
3:18PM
1.43
3:46AM
1.46
3:51PM
1.46
4:17AM
1.52
4:23PM
1.47
4:49AM
1.55
Low Tide
/ height (m)
9:20AM
0.30
9:35PM
0.14
9:52AM
0.24
10:04PM
0.10
10:24AM
0.21
10:34PM
0.09
Sunday
18
Monday
19
Tuesday
20
Wednesday
21
Sunrise-------5:52-------5:52-------5:54
Sunset--7:58-------7:58-------7:58-----
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. °C191918171616151720212119181818192528282319171720
Feels °C (?)141312121112121415151514141515162122211816141519
  • 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

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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 Nine Mile Reef 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 Nine Mile Reef at:
surf-forecast.com

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