Extensions Surf Break

Extensions 48 hour detailed Surf Forecast

Lat Long: 34.34° S 18.46° E

Issued: 7 am 16 Jun 2026 (local time)

Forecast update in  hr  min

Today's Extensions sea temperature is
16.0° C

Normal for this time of year

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 (16 Jun):

  • Morning surf: Morning surf (16 Jun, local time) - 3ft (0.9m), 10s period with SSW swell.
  • Afternoon surf: Afternoon surf (16 Jun, local time) - 4.5ft (1.4m), 12s period with SW swell.
  • Evening surf: Evening surf (16 Jun, local time) - 5.5ft (1.7m), 12s period with SW swell.

The current surf forecast for Extensions at 11AM is: 1.3m 13s primary swell from a South-southwest direction and 0.3m 10s secondary swell from a Southwest direction (forecast issued at 07:00am June 16). An open ocean swell of 2.0m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (SAST) & DateWave HeightWave Period
Morning (16 Jun)3ft (0.9m)10s
Afternoon (16 Jun)4.5ft (1.4m)12s
Evening (16 Jun)5.5ft (1.7m)12s

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 16°C on Tue afternoon, min 13°C on Tue morning). Mainly strong winds.

Tuesday
16
Wednesday
17
Thursday
18
Fri
19
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
2 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
1
1
0
1
1
2
2
1
1
1
1
1
1
0
Swell
Height Map
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)
1.2
SSW
10
0.9
SSW
10
1.3
SSW
13
1.4
SSW
12
1.6
SW
12
1.7
SW
12
1.6
SW
12
1.6
SW
12
1.8
SW
13
1.6
SW
13
1.7
SW
13
1.9
SW
13
2
SSW
14
2.2
SW
14
2.1
SW
13
2.1
SW
13
2.4
SW
16
2.5
SW
15
2.5
SW
14
2.3
SW
14
2.2
SW
14
2.1
SW
13
2.1
SW
13
1.9
SW
13
Wave Graph
Metric surfscale
Energy kJ
251
168
504
545
671
781
710
633
1083
933
1042
1164
1509
1824
1565
1504
2917
2959
2527
2185
1796
1561
1438
1210
Wind (km/h)
40
SE
45
SE
45
SE
45
SE
40
SE
45
SE
45
SE
45
SE
45
SE
40
SE
35
SE
45
SE
45
SE
45
SE
40
SE
35
SE
40
SE
45
SE
35
SE
45
SSE
45
SE
45
SE
45
SE
45
SE
Wind State
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
cross-off
cross-off
cross-off
cross-off
High Tide
4:23PM1.54m
4:38AM1.53m
5:12PM1.53m
5:28AM1.44m
6:01PM1.49m
Low Tide
10:09AM0.01m
10:33PM0.13m
10:56AM0.05m
11:25PM0.17m
11:43AM0.12m
00:18AM0.24m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
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
7:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:42
5:42
5:43
5:43
 mm
Temp °C
13
13
13
15
16
14
13
13
13
13
13
14
14
14
13
14
14
14
14
14
16
16
15
15
Feels °C
5
4
4
7
9
6
5
5
5
6
7
7
6
6
6
8
7
6
8
6
8
8
7
6
Swell 1
Height (m)
Direction
Period (s)
1.2
SSW
10
0.9
SSW
10
1.3
SSW
13
1.4
SSW
12
1.6
SW
12
1.7
SW
12
1.6
SW
12
1.6
SW
12
1.8
SW
13
1.6
SW
13
1.7
SW
13
1.9
SW
13
2
SSW
14
2.2
SW
14
2.1
SW
13
2.1
SW
13
2.4
SW
16
2.5
SW
15
2.5
SW
14
2.3
SW
14
2.2
SW
14
2.1
SW
13
2.1
SW
13
1.9
SW
13
Energy kJ
251
168
504
545
671
781
710
633
1083
933
1042
1164
1509
1824
1565
1408
2917
2959
2527
2185
1796
1561
1438
1210
Swell 2
Height (m)
Direction
Period (s)
0.5
SW
10
0.5
SSW
13
0.3
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
1.7
SW
16
1.1
SW
13
0.1
SW
20
Energy kJ
49
99
16
16
164
239
37
72
37
33
388
1320
1504
444
15
Swell 3
Height (m)
Direction
Period (s)
0.2
WSW
13
0.5
SW
10
0.1
S
22
0.2
SSW
19
0.4
SW
20
Energy kJ
16
53
9
37
97
Wind waves
Height (m)
Direction
Period (s)
1.5
SE
5
1.8
SE
6
2
SE
6
2.1
SE
6
2
SE
6
2.2
SE
6
2.1
SE
6
2.1
SE
6
2.1
SE
6
2.1
SE
6
1.9
SE
6
1.8
SE
6
2
SE
6
1.9
SE
6
1.8
SE
6
1.7
SE
6
1.6
SE
6
1.6
SE
6
1.7
SE
6
1.6
SE
5
1.6
SE
5
1.7
SE
5
1.8
SE
6
1.8
SE
6
Energy kJ
115
202
292
331
301
396
368
320
320
341
275
240
292
269
240
191
163
165
178
140
143
166
192
208
Nearest Offshore or Glassy
Rating
(10 max)
2
1
1
2
3
2
2
2
2
2
4
2
4
3
4
4
4
2
3
5
2
2
2
4
Distance (km)
37
37
37
37
30
37
37
37
37
37
27
37
59
37
37
30
37
41
33
187
41
37
37
48
Best forecast wave conditions in Cape Town
Rating
(10 max)
3
2
3
3
3
3
4
3
3
4
4
4
4
4
4
4
4
4
4
4
4
4
4
Best forecast wave conditions in South Africa
Rating
(10 max)
3
3
3
3
3
3
3
3
3
3
4
4
4
4
4
4
4
5
5
5
5
4
4
4
Header Global
Rating
(10 max)
5
5
5
5
4
4
4
5
5
5
7
5
4
4
5
5
9
9
7
6
5
6
6
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
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