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Surf Forecasts:

Thermopylae surf break

Thermopylae surfForecast / Cape Town / South Africa

information circle48hr Weather and Surf, issued 7 am Monday 12 Jan 2026 SAST
Forecast update in hr  min  s Forecast update imminent
Thermopylae surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Thermopylae sea temperature is
15.0° C
 (Which is 4.6°C colder than average for this time of year)
Nearby Cam: 5km away, Clifton 4th beach webcam Live Stream, Cape Town

How big are the waves at Thermopylae today?

The current surf forecast for Thermopylae at 12PM is: 2.3m 14s primary swell from a Southwest direction and 0.4m 13s secondary swell from a Northwest direction (forecast issued at 07:00am January 12). The wind direction is predicted to be cross-shore.

Time (SAST) & DateWave HeightWave Period
Morning (12 Jan)7ft (2.1m)15s
Afternoon (12 Jan)7ft (2.2m)14s
Evening (12 Jan)6ft (1.9m)13s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Monday
12
Tuesday
13
Wednesday
14
Thu
15
5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM
Rating
(10 max)
4
3
4
2
2
2
3
1
3
2
2
0
1
2
2
3
3
3
2
1
3
2
3
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
2
SW
2
SW
2.3
SW
2.2
SW
2.1
SW
1.9
SW
1.8
SW
1.8
SW
1.8
SW
1.6
SW
1.6
SW
1.6
SW
1.8
SW
1.8
SW
1.8
SW
1.6
SW
1.6
SW
1.6
SW
1.6
SW
1.6
SW
1.7
SW
2.4
SW
2.5
SW
3
SW
Period(s) (?)161514141313131212121212111111111111111116141313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)19531692226317961438122810069708847487236877707567566405895895895791384231820942744
Wind
(km/h)
5
SSE
10
SSW
10
SSE
20
SSW
25
S
20
S
20
SSE
15
S
10
SSE
10
S
15
SSW
25
SSW
25
SSW
20
S
15
SSE
10
SSE
5
SSE
5
NW
10
WNW
15
WNW
15
NW
15
NNW
10
NW
30
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off		crosscross-
off		crosscrosscrosscross-
off		crosscross-
off		crosscross-
on		cross-
on		crosscross-
off		cross-
off		cross-
off		glassglassononcross-
on		crosscross-
on		cross
High Tide
/ height (m)
10:24AM
1.38
11:27PM
1.24
11:41AM
1.38
12:41AM
1.30
12:43PM
1.41
1:33AM
1.39
Low Tide
/ height (m)
3:52AM
0.86
5:14PM
0.80
5:18AM
0.88
6:22PM
0.76
6:31AM
0.85
7:13PM
0.69
Monday
12
Tuesday
13
Wednesday
14
Thu
15
Sunrise-5:47-------5:48-------5:48------
Sunset-----8:00-------8:00-------8:00--
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
light rain
light rain
Rain (mm)
----------------------11
Temp. °C212121222220191919202122212019181819212121201918
Feels °C (?)242322212018181819202020181817171920191920191913
  • 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 Thermopylae 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 Thermopylae at:
surf-forecast.com

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