Cap Sim Surf Break

Lat Long: 31.39° N 9.84° W

Cap Sim 48 hour detailed Surf Forecast

Issued: 12 am 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's Cap Sim sea temperature is
18.7° C
2.6° 

Cap Sim surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Cap Sim today (20 Aug):

  • Morning surf: Morning surf (20 Aug, local time) - 2.5ft (0.7m), 8s period with N swell.
  • Afternoon surf: Afternoon surf (20 Aug, local time) - 3ft (0.9m), 7s period with NNW swell.
  • Evening surf: Evening surf (20 Aug, local time) - 3.5ft (1.0m), 7s period with N swell.

The current surf forecast for Cap Sim at 3AM is: 0.7m 8s primary swell from a North direction and 0.4m 6s secondary swell from a Northwest direction (forecast issued at 12:00am August 20). The wind direction is predicted to be cross-offshore.

Time (+01) & DateWave HeightWave Period
Morning (20 Aug)2.5ft (0.7m)8s
Afternoon (20 Aug)3ft (0.9m)7s
Evening (20 Aug)3.5ft (1.0m)7s

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


Short Range Forecast

Mostly dry. Warm (max 24°C on Fri morning, min 20°C on Wed night). Winds increasing (light winds from the NNE on Wed night, fresh winds from the N by Fri morning).

Thursday
20
Friday
21
Saturday
22
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.7
N
8
0.7
N
8
0.7
N
8
0.7
N
8
0.9
NNW
7
1
NNW
7
1.1
NNW
7
1
N
7
1.1
NNW
7
1.2
N
7
1.1
N
7
1
N
7
1.1
NNW
6
0.4
NW
8
0.3
WNW
9
1.4
NNW
6
1.6
NNW
7
1.4
NNW
7
1.4
NNW
7
1.2
NNW
7
0.8
NNW
11
0.8
NNW
11
0.9
NNW
10
1.4
NNW
10
Wave Graph
Metric surfscale
Energy kJ
64
64
63
60
78
99
111
106
121
134
113
89
98
18
15
139
219
191
193
160
136
136
146
356
Wind (km/h)
10
NNE
10
NNE
15
NNE
15
NNE
25
N
30
N
30
N
30
NNE
30
NNE
30
NNE
30
NNE
30
NNE
35
N
35
N
35
N
30
NNE
30
NNE
25
NNE
20
NNE
25
NNE
30
NNW
25
N
25
N
20
NNE
Wind State
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
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
High Tide
7:51AM2.03m
8:29PM1.87m
9:09AM1.92m
10:03PM1.79m
10:43AM1.93m
Low Tide
1:22AM0.90m
2:01PM0.97m
2:27AM1.06m
3:33PM1.07m
4:06AM1.11m
5:14PM1.02m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:07
7:07
7:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:16
8:15
8:15
 mm
Temp °C
21
21
20
22
23
23
23
22
21
21
20
23
24
24
23
21
20
20
20
21
23
22
22
20
Feels °C
22
22
21
21
21
21
21
20
19
19
17
20
20
21
20
18
18
18
19
19
20
19
20
18
  • 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
How to use the Wavefinder 

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 Cap Sim 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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