Treskostraal surfForecast / West Coast / South Africa

information circle48hr Weather and Surf, issued 1 am Monday 11 May 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
15.8° C
(Which is 1.3°C colder than average for this time of year)

How big are the waves at Treskostraal today?

The current surf forecast for Treskostraal at 7AM is: 6.0m 11s primary swell from a West direction and 4.5m 12s secondary swell from a West-southwest direction (forecast issued at 01:00am May 11). The wind direction is predicted to be cross-onshore.

Time (SAST) & DateWave HeightWave Period
Morning (11 May)20ft (6.0m)11s
Afternoon (11 May)23ft (7.0m)13s
Evening (11 May)23ft (7.0m)13s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 29mm), heaviest during Mon afternoon. Very mild (max 18°C on Mon afternoon, min 14°C on Wed night). Winds decreasing (gales from the NW on Mon morning, light winds from the SSE by Wed night).

Monday
11
Tuesday
12
Wednesday
13
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
0
!
!
!
!
0
0
0
0
0
0
0
0
0
!
3
2
3
3
!
!
!
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
5
WSW
12
4.5
WSW
12
6
W
11
7
W
12
7.5
W
13
7
W
13
7
W
13
5.5
WSW
13
5
WSW
13
5.5
WSW
13
5
WSW
13
4.5
W
13
4
W
13
3.5
W
12
3.5
W
12
3
W
12
3
W
12
2.5
W
12
2.4
W
12
2.5
SSW
12
2.5
SSW
12
3
SSW
12
3
SSW
12
3
SSW
12
Wave Graph
Metric surfscale
Energy kJ
6625
5196
8041
12909
17391
18477
16787
10583
8967
9179
8085
5943
5224
3801
3100
2586
2225
1780
1624
1686
1874
2205
2393
2171
Wind (km/h)
35
NW
55
NNW
70
NW
70
NW
65
NW
55
WNW
50
WNW
40
WNW
45
NW
50
WNW
30
WNW
40
NW
45
NW
35
WNW
20
W
25
W
20
WSW
20
SW
25
SW
20
SSW
15
SSW
10
S
15
S
10
SSE
on
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
on
cross-on
cross-on
cross-on
cross
cross
cross
cross-off
cross-off
cross-off
High Tide
10:58AM1.12m
11:22PM1.31m
11:56AM1.23m
00:10AM1.43m
12:46PM1.35m
Low Tide
4:55AM0.53m
5:00PM0.51m
5:52AM0.40m
5:56PM0.42m
6:38AM0.26m
6:44PM0.32m
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
rain showers
rain showers
rain showers
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:28
7:28
7:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:00
6:00
5:59
2
3
3
5
3
3
1
1
1
2
2
1
2
1
1
Temp °C
16
14
16
16
17
18
18
18
18
18
18
18
18
18
18
17
17
17
17
17
17
16
15
15
8
4
3
4
6
9
11
12
12
10
14
12
12
13
16
14
14
14
13
13
14
13
12
13
Swell 1
Height (m)
Direction
Period (s)
5
WSW
12
4.5
WSW
12
4
WSW
13
5.5
WSW
13
5
WSW
13
5
WSW
13
2.5
SSW
13
2.5
SSW
12
3
SW
13
3.5
W
12
3
W
12
3
W
12
2.5
W
12
2.4
W
12
2.5
SSW
12
2.5
SSW
12
3
SSW
12
3
SSW
12
3
SSW
12
Energy kJ
6625
5196
6084
10583
8967
8085
2477
2273
2444
3100
2586
2225
1780
1624
1686
1874
2205
2393
2171
Swell 2
Height (m)
Direction
Period (s)
0.9
NNW
7
2.5
SSW
13
2.5
SSW
13
2.5
SSW
12
2.3
SSW
12
2.4
SSW
12
2.3
W
12
2.1
W
12
1.9
WSW
12
2
WSW
12
1.9
WSW
12
Energy kJ
91
2460
2098
1780
1485
1570
1488
1248
978
1001
905
Swell 3
Height (m)
Direction
Period (s)
0.8
N
7
0.8
NNW
6
0.5
N
6
Energy kJ
57
55
19
Wind waves
Height (m)
Direction
Period (s)
2.5
NW
7
6
W
11
7
W
12
7.5
W
13
7
W
13
7
W
13
2.3
NNW
9
1.9
NNW
8
5.5
WSW
13
1.7
NNW
8
4.5
W
13
4
W
13
3.5
W
12
Energy kJ
698
8041
12909
17391
18477
16787
883
500
9179
352
5943
5224
3801
Nearest Offshore or Glassy
Rating
(10 max)
5
1
1
3
2
3
2
9
5
3
5
5
4
4
4
4
4
4
4
4
4
4
4
4
Distance (km)
819
438
438
939
937
1056
1079
494
145
1085
144
144
156
155
154
155
155
15
15
15
15
12
12
12
Best forecast wave conditions in West Coast
Rating
(10 max)
4
4
4
4
5
5
5
Best forecast wave conditions in South Africa
Rating
(10 max)
3
8
3
4
3
3
3
9
5
3
5
6
9
6
7
5
4
4
7
4
4
5
7
9
Header Global
Rating
(10 max)
5
8
6
5
4
5
5
5
5
5
5
9
9
9
9
9
7
5
7
7
6
6
7
9
  • 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.


Nearest locationNearest
Nearest locationNearest
Nearest locationNearest