Extensions Surf Break

Lat Long: 34.34° S 18.46° E

Extensions 48 hour detailed Surf Forecast

Issued: 1 pm 06 Sep 2026 (local time)

Forecast update in  hr  min

Today's Extensions sea temperature is
14.4°C
1.3° 

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


How big are the waves at Extensions today (06 Sep):

  • Morning surf: Morning surf (06 Sep, local time) - 8ft (2.4m), 18s period with SW swell.
  • Afternoon surf: Afternoon surf (06 Sep, local time) - 7ft (2.2m), 16s period with SW swell.
  • Evening surf: Evening surf (06 Sep, local time) - 6.5ft (2.0m), 15s period with SW swell.

The current surf forecast for Extensions at 6PM is: 2.0m 16s primary swell from a Southwest direction and 0.1m 12s secondary swell from a South direction (forecast issued at 01:00pm September 06). An open ocean swell of 1.9m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (SAST) & DateWave HeightWave Period
Morning (06 Sep)8ft (2.4m)18s
Afternoon (06 Sep)7ft (2.2m)16s
Evening (06 Sep)6.5ft (2.0m)15s

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


Short Range Forecast

Mostly dry. Warm (max 23°C on Mon afternoon, min 15°C on Wed morning). Winds decreasing (fresh winds from the ESE on Sun afternoon, calm by Mon morning).

Sun
6
Monday
7
Tuesday
8
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)
3
3
2
3
3
4
4
4
4
4
3
4
4
3
3
2
3
2
1
2
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)
2.4
SW
18
2.2
SW
16
2.1
SW
16
2
SW
16
2
SW
15
2
SW
15
2
SW
14
2.1
SW
14
2.1
SW
14
2
SW
13
2
SW
13
1.6
WSW
13
1.3
WSW
13
1.2
WSW
12
1.4
SW
12
1.6
SW
12
1
WSW
12
0.7
WSW
12
0.7
WSW
12
0.6
WSW
15
0.9
SW
11
Wave Graph
Metric surfscale
Energy kJ
3471
2506
2269
1904
1692
1647
1624
1665
1549
1360
1339
837
596
440
587
734
294
145
137
148
172
Wind (km/h)
45
ESE
35
ESE
35
ESE
35
ESE
30
ESE
20
E
10
NE
5
NNW
5
NNW
5
WSW
10
SSW
10
SSE
10
SE
10
SSE
10
SSE
10
SSW
10
SSE
5
ESE
10
S
15
SSE
15
SE
Wind State
off
off
cross-off
off
off
off
cross-off
cross-on
glassy
glassy
cross
cross-off
cross-off
cross-off
cross-off
cross
cross-off
cross-off
cross
cross-off
cross-off
High Tide
11:38AM1.11m
00:04AM1.20m
12:47PM1.27m
1:06AM1.32m
1:35PM1.43m
Low Tide
5:54PM0.50m
6:32AM0.36m
7:02PM0.35m
7:24AM0.23m
7:51PM0.20m
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>
6:56
6:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:30
6:30
6:31
 mm
Temp °C
15
20
22
20
18
18
19
21
22
23
23
19
21
22
21
19
18
20
19
18
18
Feels °C
7
14
16
15
13
15
18
20
22
22
21
17
19
20
19
17
17
19
17
17
16
  • 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 Extensions 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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