Cave Rock Surf Break

Lat Long: 29.93° S 31.01° E

Cave Rock 48 hour detailed Surf Forecast

Issued: 7 am 17 Sep 2026 (local time)

Forecast update in  hr  min

Today's Cave Rock sea temperature is
20.5°C
0.9° 

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


How big are the waves at Cave Rock today (17 Sep):

  • Morning surf: Morning surf (17 Sep, local time) - 4.5ft (1.3m), 10s period with E swell.
  • Afternoon surf: Afternoon surf (17 Sep, local time) - 4.5ft (1.3m), 10s period with E swell.
  • Evening surf: Evening surf (17 Sep, local time) - 10ft (3.0m), 8s period with SSE swell.

The current surf forecast for Cave Rock at 3PM is: 1.3m 10s primary swell from a East direction and 1.1m 7s secondary swell from a South direction, 1.7m 6s secondary swell from a South-southwest direction (forecast issued at 07:00am September 17). The wind direction is predicted to be cross-shore.

Time (SAST) & DateWave HeightWave Period
Morning (17 Sep)4.5ft (1.3m)10s
Afternoon (17 Sep)4.5ft (1.3m)10s
Evening (17 Sep)10ft (3.0m)8s

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


Short Range Forecast

Heavy rain (total 67mm), heaviest during Thu night. Very mild (max 19°C on Sat afternoon, min 16°C on Thu morning). Winds decreasing (strong winds from the S on Thu night, calm by Sat morning).

Thursday
17
Friday
18
Saturday
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
Rating
(10 max)
0
0
2
2
0
0
0
0
0
0
0
1
1
2
3
2
3
3
2
0
1
1
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)
1.4
E
10
1.3
E
10
1.3
E
10
1.3
E
10
2.5
S
8
3
S
8
3
SSE
8
2.4
S
9
3
SSE
9
3.5
SE
9
3
SE
9
3
SE
9
3
SE
9
2.5
SE
9
2.5
ESE
9
2.4
ESE
9
2.2
ESE
9
2.1
ESE
9
2
ESE
9
1.9
ESE
9
1.8
ESE
8
1.7
ESE
8
1.6
ESE
8
Wave Graph
Metric surfscale
Energy kJ
394
340
340
347
949
1379
1225
859
1233
1794
1385
1355
1312
1151
1060
950
766
686
589
541
450
380
367
Wind (km/h)
35
SSW
25
SW
20
WSW
25
WSW
40
S
50
S
45
SSW
35
S
30
S
25
SSE
20
SSE
20
SSE
15
SSE
10
SE
10
E
5
E
5
NNW
5
NW
15
NE
15
ENE
15
ENE
15
NNE
15
N
Wind State
cross
cross
cross-off
cross-off
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
cross-on
on
cross-on
cross-on
glassy
glassy
cross
cross-on
cross
cross-off
cross-off
High Tide
6:23AM1.56m
6:36PM1.57m
6:49AM1.41m
7:02PM1.40m
7:28AM1.25m
7:47PM1.22m
Low Tide
12:24PM0.62m
00:49AM0.70m
12:49PM0.79m
1:22AM0.86m
1:24PM0.97m
light rain
light rain
light rain
light rain
mod rain
heavy rain
mod rain
mod rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
cloud
cloud
clear
clear
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:52
5:50
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:49
5:49
5:50
 mm
1
2
2
4
6
13
7
6
5
3
5
5
2
3
2
1
1
Temp °C
17
16
16
16
17
16
16
16
16
17
16
16
17
17
17
17
16
17
18
19
19
19
18
Feels °C
12
12
12
12
11
8
9
10
11
14
13
14
15
16
17
17
16
18
16
17
17
18
18
  • 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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