Extensions Surf Break

Extensions 48 hour detailed Surf Forecast

Lat Long: 34.34° S 18.46° E

Issued: 1 am 15 Jun 2026 (local time)

Forecast update in  hr  min

Today's Extensions sea temperature is
15.9° C

Slightly cooler than normal

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 (15 Jun):

  • Morning surf: Morning surf (15 Jun, local time) - 7ft (2.1m), 10s period with SSW swell.
  • Afternoon surf: Afternoon surf (15 Jun, local time) - 6ft (1.8m), 10s period with SSW swell.
  • Evening surf: Evening surf (15 Jun, local time) - 4.5ft (1.3m), 11s period with SSW swell.

The current surf forecast for Extensions at 5AM is: 2.5m 11s primary swell from a South-southwest direction and 0.1m 12s secondary swell from a Northwest direction (forecast issued at 01:00am June 15). The wind direction is predicted to be cross-shore.

Time (SAST) & DateWave HeightWave Period
Morning (15 Jun)7ft (2.1m)10s
Afternoon (15 Jun)6ft (1.8m)10s
Evening (15 Jun)4.5ft (1.3m)11s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 15°C on Mon morning, min 12°C on Tue morning). Winds increasing (light winds from the S on Mon morning, strong winds from the SE by Wed afternoon).

Monday
15
Tuesday
16
Wednesday
17
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
2
2
1
2
2
1
1
0
0
0
0
0
0
0
0
0
1
1
1
1
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)
2.4
SW
11
2.5
SSW
11
2.1
SSW
10
2
SSW
10
1.8
SSW
10
1.7
SSW
11
1.4
SSW
11
1.4
SSW
11
1.3
SSW
10
1.2
SSW
10
0.9
SSW
10
1.2
SSW
13
1.4
SSW
12
1.6
SW
12
1.7
SW
12
1.7
SW
12
1.6
SW
12
1.8
SW
13
1.7
SW
13
1.7
SW
13
1.9
SW
13
1.9
SW
14
2.2
SW
14
2
SW
13
Wave Graph
Metric surfscale
Energy kJ
1346
1447
904
810
676
655
452
415
354
251
168
437
545
671
781
781
633
1083
1006
1042
1164
1347
1824
1387
Wind (km/h)
30
SSW
25
SSW
20
S
20
S
20
SSE
25
SE
35
SE
35
SE
40
ESE
40
ESE
45
ESE
45
SE
40
SE
45
SE
45
SE
45
SE
45
SE
45
SE
40
SE
40
SE
45
SE
50
SE
45
SE
45
SE
Wind State
cross-on
cross
cross
cross
cross-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
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
2:59AM1.59m
3:34PM1.52m
3:49AM1.58m
4:23PM1.54m
4:38AM1.53m
5:12PM1.53m
Low Tide
9:22AM0.01m
9:41PM0.12m
10:09AM0.01m
10:33PM0.13m
10:56AM0.05m
rain showers
rain showers
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>
7:50
7:50
7:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:42
5:42
5:42
 mm
2
1
Temp °C
15
15
15
15
15
15
15
14
14
13
12
12
14
15
14
13
13
13
13
13
15
14
14
14
Feels °C
9
9
10
10
10
9
7
6
6
5
3
3
6
7
6
5
5
6
6
6
8
5
6
7
Swell 1
Height (m)
Direction
Period (s)
0.1
NW
12
2.5
SSW
11
2.1
SSW
10
2
SSW
10
1.8
SSW
10
1.7
SSW
11
1.4
SSW
11
1.4
SSW
11
1.3
SSW
10
1.2
SSW
10
0.9
SSW
10
1.2
SSW
13
1.4
SSW
12
1.6
SW
12
1.7
SW
12
1.7
SW
12
1.6
SW
12
1.8
SW
13
1.7
SW
13
1.7
SW
13
1.9
SW
13
1.9
SW
14
2.2
SW
14
2
SW
13
Energy kJ
6
1447
904
810
676
655
452
415
354
251
168
437
545
671
781
781
633
1083
1006
1042
1164
1347
1824
1387
Swell 2
Height (m)
Direction
Period (s)
0.1
E
11
0.1
NW
12
0.7
SW
11
0.6
SW
11
0.6
SW
11
0.9
SW
10
1
SW
10
0.9
WSW
10
0.6
SW
10
0.5
SW
10
0.5
SSW
13
0.4
SW
10
0.3
SW
10
0.6
SSW
16
0.8
SSW
14
0.4
SW
12
0.5
SW
12
0.2
SSW
19
0.4
SW
11
0.8
SW
18
1.5
SSW
17
Energy kJ
2
6
121
97
99
148
212
175
64
49
99
25
16
164
239
37
72
37
33
388
1336
Swell 3
Height (m)
Direction
Period (s)
0.1
E
11
0.1
NW
12
0.2
WSW
14
0.1
E
10
0.1
W
11
0.2
WSW
13
0.2
WSW
13
0.5
SW
10
0.2
SSW
19
0.4
SW
20
Energy kJ
2
6
19
2
2
17
16
53
37
97
Wind waves
Height (m)
Direction
Period (s)
2.4
SW
11
0.8
SSE
4
0.9
SE
4
1.3
SE
5
1.6
SE
5
1.8
SE
6
1.9
SE
6
1.9
SE
6
2
SSE
6
2
SE
6
1.9
SE
6
2.1
SE
6
2.1
SE
6
2
SE
6
1.9
SE
6
2.1
SE
6
2
SE
6
2.1
SE
6
2
SE
6
Energy kJ
1346
21
29
85
134
202
260
269
299
292
269
320
320
297
275
320
297
352
297
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
2
3
3
2
2
2
2
2
1
2
2
2
2
2
2
2
2
2
1
3
4
Distance (km)
26
26
26
26
12
12
33
33
37
37
37
37
37
37
37
37
37
37
37
37
37
41
37
37
Best forecast wave conditions in Cape Town
Rating
(10 max)
4
4
4
3
3
3
3
3
3
3
2
2
3
3
4
4
4
3
4
4
4
1
4
4
Best forecast wave conditions in South Africa
Rating
(10 max)
4
4
4
3
4
4
5
4
4
3
3
3
3
3
3
3
3
3
3
3
4
4
4
4
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
5
5
5
4
5
4
4
5
5
8
7
5
4
5
5
  • 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

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