Treskostraal surfForecast / West Coast / South Africa

information circle48hr Weather and Surf, issued 1 pm Saturday 18 Apr 2026 SAST
Forecast update in hr  min  s Forecast update imminent
Treskostraal surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Treskostraal sea temperature is
15.5° C
(Which is 2.0°C colder than average for this time of year)

How big are the waves at Treskostraal today?

The current surf forecast for Treskostraal at 4PM is: 3.0m 11s primary swell from a Southwest direction and 1.2m 11s secondary swell from a South direction (forecast issued at 01:00pm April 18). The wind direction is predicted to be cross-onshore.

Time (SAST) & DateWave HeightWave Period
Morning (18 Apr)11ft (3.5m)12s
Afternoon (18 Apr)10ft (3.0m)11s
Evening (18 Apr)8ft (2.4m)13s

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


Updates in  hr  min  s Forecast update imminent
Saturday
18
Sunday
19
Monday
20
Tuesday
21
11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM
Rating
(10 max)
!
0
2
2
2
2
0
0
0
0
0
0
0
0
0
!
!
!
!
!
!
!
!
!
Swell
Height Map
Wave Height (m) & direction (?)
3.5
SW
3
SW
2.5
SW
2.4
SW
2.2
SW
2.3
SW
1.3
SW
1.7
WSW
1.9
SW
3
SW
4
WSW
4.5
WSW
4.5
WSW
4.5
WSW
4
WSW
4
SW
4
SW
4
SW
4
SW
4
SW
3.5
SW
3.5
SW
3
SW
3
SW
Period(s) (?)121111131313139991010111112121414141414131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)327925811745181716341806529460547133930424153475547224789440164966311586354444541384634753153
Wind
(km/h)
20
N
25
NNW
20
NNW
20
NW
15
NW
20
NNW
30
NW
35
NNW
40
NW
45
WNW
40
W
45
W
45
WSW
35
WSW
25
WSW
15
WSW
15
WNW
15
NW
15
WNW
10
WNW
10
NNW
10
NNW
5
NW
10
N
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
ononcross-
on
cross-
on
cross-
on
cross-
on
cross-
on
ononononcross-
on
cross-
on
oncross
High Tide
/ height (m)
3:57PM
1.63
4:08AM
1.73
4:38PM
1.58
4:51AM
1.64
5:22PM
1.49
5:38AM
1.50
Low Tide
/ height (m)
9:47AM
-0.08
9:58PM
0.06
10:27AM
-0.03
10:39PM
0.12
11:09AM
0.07
11:25PM
0.22
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Sunrise-------7:11-------7:13-------7:13
Sunset--6:22-------6:22-------6:21-----
cloud
cloud
part cloud
part cloud
clear
clear
rain showers
rain showers
rain showers
rain showers
light rain
light rain
rain showers
part cloud
cloud
part cloud
cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
Rain (mm)
------1213211-----------
Temp. °C161616161616161617171615151515151516161616161615
Feels °C (?)11111213131311109986679111112121314141413
  • 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

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 Treskostraal 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.


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