Cap Sim Surf Break

Lat Long: 31.39° N 9.84° W

Cap Sim 48 hour detailed Surf Forecast

Issued: 6 am 17 Sep 2026 (local time)

Forecast update in  hr  min

Today's Cap Sim sea temperature is
18.9°C
2.5° 

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 (17 Sep):

  • Morning surf: Morning surf (17 Sep, local time) - 6ft (1.8m), 8s period with N swell.
  • Afternoon surf: Afternoon surf (17 Sep, local time) - 6ft (1.9m), 9s period with NNW swell.
  • Evening surf: Evening surf (17 Sep, local time) - 5.5ft (1.7m), 10s period with NNW swell.

The current surf forecast for Cap Sim at 11AM is: 1.8m 9s primary swell from a North direction and 0.6m 10s secondary swell from a Northwest direction, 0.2m 13s secondary swell from a West-northwest direction (forecast issued at 06:00am September 17). The wind direction is predicted to be cross-offshore.

Time (+01) & DateWave HeightWave Period
Morning (17 Sep)6ft (1.8m)8s
Afternoon (17 Sep)6ft (1.9m)9s
Evening (17 Sep)5.5ft (1.7m)10s

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


Short Range Forecast

Mostly dry. Warm (max 24°C on Sat morning, min 19°C on Thu night). Winds decreasing (fresh winds from the N on Thu morning, calm by Sat night).

Thursday
17
Friday
18
Saturday
19
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)
0
1
1
1
1
1
2
3
3
3
3
1
1
1
2
2
3
2
2
1
1
2
2
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)
1.9
N
8
1.8
N
8
1.8
N
8
1.9
NNW
9
1.9
NNW
10
1.8
NNW
10
1.7
NNW
10
1.7
NNW
10
1.8
NNW
10
1.8
NNW
10
1.9
NNW
10
1.9
NNW
10
2
NNW
10
2
NNW
10
2
NNW
10
2
NNW
10
1.9
NNW
9
1.9
NNW
9
1.9
NNW
9
1.8
NNW
9
1.8
NNW
9
1.2
NNW
15
1.2
NNW
15
Wave Graph
Metric surfscale
Energy kJ
424
428
461
599
681
640
563
574
603
603
731
717
772
756
732
717
611
585
554
488
477
592
584
Wind (km/h)
35
NNE
30
NNE
30
NNE
35
N
30
N
30
N
25
NNE
20
NNE
20
NNE
20
NNE
25
NNE
30
N
30
N
30
N
30
NNE
25
NNE
20
NNE
20
NNE
25
NNE
30
N
30
N
30
N
20
NNE
Wind State
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
off
off
cross-off
cross-off
cross-off
off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
6:35PM2.01m
6:57AM2.04m
7:38PM1.81m
8:16AM1.89m
9:22PM1.72m
Low Tide
12:16PM0.77m
00:28AM0.92m
1:12PM0.98m
1:30AM1.10m
2:46PM1.11m
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>
7:24
7:24
7:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:43
7:42
7:39
 mm
Temp °C
19
19
20
22
21
21
20
19
19
19
21
23
22
22
21
21
21
20
22
24
23
22
22
Feels °C
14
15
16
18
17
18
18
17
18
18
19
20
19
19
19
18
20
19
20
21
20
20
21
  • 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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