Nine Mile Reef Surf Break

Lat Long: 34.07° S 18.66° E

Nine Mile Reef 48 hour detailed Surf Forecast

Issued: 7 am 14 Aug 2026 (local time)

Forecast update in  hr  min

Today's Nine Mile Reef sea temperature is
13.6° C
2.0° 

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


How big are the waves at Nine Mile Reef today (14 Aug):

  • Morning surf: Morning surf (14 Aug, local time) - 3.5ft (1.0m), 15s period with SW swell.
  • Afternoon surf: Afternoon surf (14 Aug, local time) - 3ft (0.9m), 15s period with SW swell.
  • Evening surf: Evening surf (14 Aug, local time) - 3ft (0.9m), 14s period with SW swell.

The current surf forecast for Nine Mile Reef at 12PM is: 0.9m 15s primary swell from a Southwest direction and 0.1m 11s secondary swell from a Southeast direction (forecast issued at 07:00am August 14). An open ocean swell of 0.6m 4s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.

Time (SAST) & DateWave HeightWave Period
Morning (14 Aug)3.5ft (1.0m)15s
Afternoon (14 Aug)3ft (0.9m)15s
Evening (14 Aug)3ft (0.9m)14s

Table - waves today at Nine Mile Reef. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Very mild (max 19°C on Sun afternoon, min 12°C on Fri morning). Wind will be generally light.

Friday
14
Saturday
15
Sunday
16
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)
3
2
2
2
2
2
2
2
2
2
2
1
1
1
2
2
2
2
2
1
3
3
4
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)
1.1
SW
16
1
SW
16
0.9
SW
15
0.9
SW
15
0.9
SW
15
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
14
0.9
SW
13
1
SW
13
1.1
SW
14
1.1
SW
14
1.1
SW
14
1
SW
13
1
SW
13
1
SW
15
1
SW
15
1.2
SW
15
1.4
SW
14
1.6
SW
14
Wave Graph
Metric surfscale
Energy kJ
532
462
360
355
355
336
313
308
313
272
268
253
331
456
456
418
347
336
429
424
623
834
1049
Wind (km/h)
20
NNW
20
N
25
NNW
25
NNW
15
NNW
10
NW
10
N
5
NNE
5
ENE
5
SW
0
NW
5
SW
5
S
5
S
0
SSW
10
NNW
15
NNW
15
N
20
NNW
20
NW
15
NW
15
N
15
N
Wind State
off
off
off
off
off
cross-off
off
cross-off
glassy
glassy
glassy
cross-on
on
on
glassy
off
off
off
off
cross-off
cross-off
off
off
High Tide
4:08AM1.57m
4:29PM1.70m
4:45AM1.52m
5:04PM1.66m
5:21AM1.44m
5:38PM1.57m
Low Tide
10:16AM-0.00m
10:46PM0.04m
10:51AM0.05m
11:22PM0.10m
11:24AM0.14m
part cloud
part cloud
cloud
cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
cloud
part cloud
part cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:26
7:24
7:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:14
6:15
6:15
 mm
Temp °C
13
12
14
14
16
15
14
13
13
13
15
18
17
16
15
15
14
13
16
19
18
16
15
Feels °C
9
8
10
10
14
14
13
12
12
12
15
17
16
15
15
13
11
10
12
15
15
14
12
  • 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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