Cap Sim Surf Break

Lat Long: 31.39° N 9.84° W

Cap Sim 48 hour detailed Surf Forecast

Issued: 12 pm 20 Sep 2026 (local time)

Forecast update in  hr  min

Today's Cap Sim sea temperature is
17.9°C
3.4° 

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 Sep):

  • Morning surf: Morning surf (20 Sep, local time) - 3ft (0.9m), 14s period with NW swell.
  • Afternoon surf: Afternoon surf (20 Sep, local time) - 3ft (0.9m), 13s period with NW swell.
  • Evening surf: Evening surf (20 Sep, local time) - 4.5ft (1.3m), 13s period with NNW swell.

The current surf forecast for Cap Sim at 7PM is: 1.3m 13s primary swell from a North-northwest direction and 0.2m 8s secondary swell from a North-northeast direction (forecast issued at 12:00pm September 20). The wind direction is predicted to be offshore and the swell rating is 3.

Time (+01) & DateWave HeightWave Period
Morning (20 Sep)3ft (0.9m)14s
Afternoon (20 Sep)3ft (0.9m)13s
Evening (20 Sep)4.5ft (1.3m)13s

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


Short Range Forecast

Mostly dry. Warm (max 32°C on Tue morning, min 23°C on Sun morning). Wind will be generally light.

Sun
20
Monday
21
Tuesday
22
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)
0
0
2
3
3
3
0
1
2
1
2
2
2
2
2
2
2
1
1
1
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
NW
14
0.9
NW
13
0.9
NW
13
1.3
NNW
13
1.3
NNW
13
1.3
NNW
12
1
NNW
12
1
NNW
12
1.2
NNW
12
1.2
NNW
11
1.1
NNW
11
1.1
NNW
11
1.1
NNW
11
1
NNW
11
1
NNW
10
0.9
NNW
10
0.9
NNW
10
1.1
NW
12
0.9
NW
12
0.8
NW
12
1
NW
11
Wave Graph
Metric surfscale
Energy kJ
272
257
249
606
587
525
299
294
392
359
291
286
286
234
194
140
151
341
205
158
246
Wind (km/h)
15
SSW
15
SW
0
SW
15
NNE
15
NE
5
NE
15
SSW
10
SSW
5
WSW
10
WNW
10
NNW
10
N
10
NNE
15
NNE
15
NE
15
ENE
5
E
10
NW
15
N
20
NNE
20
NNE
Wind State
on
on
glassy
off
off
glassy
cross-on
cross-on
glassy
cross
cross-off
cross-off
off
off
off
off
glassy
cross
cross-off
cross-off
off
High Tide
10:04AM1.89m
11:00PM1.81m
11:22AM2.04m
11:59PM1.99m
12:12PM2.24m
Low Tide
4:42PM1.06m
5:00AM1.07m
5:49PM0.89m
5:56AM0.89m
6:31PM0.69m
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:26
7:26
7:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:38
7:37
7:36
 mm
Temp °C
23
24
25
27
30
30
23
24
26
29
28
25
26
29
31
31
32
29
28
27
29
Feels °C
23
24
27
26
28
30
22
24
27
29
28
25
26
26
27
28
31
28
27
25
26
  • 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.


Nearest locationNearest