Nine Mile Reef Surf Break

Lat Long: 34.07° S 18.66° E

Nine Mile Reef 48 hour detailed Surf Forecast

Issued: 1 pm 16 Jul 2026 (local time)

Forecast update in  hr  min

Today's Nine Mile Reef sea temperature is
14.4° C
1.0° 

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 (16 Jul):

  • Morning surf: Morning surf (16 Jul, local time) - 6ft (1.8m), 13s period with SW swell.
  • Afternoon surf: Afternoon surf (16 Jul, local time) - 5ft (1.5m), 13s period with SW swell.
  • Evening surf: Evening surf (16 Jul, local time) - 4.5ft (1.4m), 12s period with SW swell.

The current surf forecast for Nine Mile Reef at 9PM is: 1.4m 12s primary swell from a Southwest direction (forecast issued at 01:00pm July 16). The wind direction is predicted to be glassy and the swell rating is 3.

Time (SAST) & DateWave HeightWave Period
Morning (16 Jul)6ft (1.8m)13s
Afternoon (16 Jul)5ft (1.5m)13s
Evening (16 Jul)4.5ft (1.4m)12s

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


Short Range Forecast

Mostly dry. Very mild (max 18°C on Sat afternoon, min 13°C on Sat night). Wind will be generally light.

Thu
16
Friday
17
Saturday
18
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
3
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
3
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)
1.6
SW
13
1.5
SW
13
1.5
SW
13
1.4
SW
13
1.4
SW
12
1.4
SW
12
1.4
SW
12
1.4
SW
11
1.3
SW
11
1.2
SW
11
1.2
SW
10
1.1
SW
10
1.1
SW
10
0.9
SSW
10
0.9
SW
9
0.8
S
12
0.7
S
11
0.9
SW
9
0.8
S
11
1.1
SW
12
1.1
SW
12
Wave Graph
Metric surfscale
Energy kJ
933
757
734
576
531
578
558
439
375
334
316
225
220
168
123
178
119
138
159
335
330
Wind (km/h)
5
WNW
5
SW
5
SSW
5
S
5
E
0
E
0
ENE
5
ENE
0
WSW
5
SSW
5
S
5
SSE
5
SSE
0
ESE
0
SW
5
N
5
NNW
5
NW
5
WNW
10
NW
10
N
Wind State
glassy
cross-on
on
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
cross-off
cross-off
cross-off
off
High Tide
4:55PM1.64m
5:11AM1.49m
5:37PM1.61m
5:53AM1.40m
6:18PM1.54m
Low Tide
10:41AM0.02m
11:11PM0.10m
11:21AM0.07m
11:55PM0.16m
12:00PM0.16m
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:48
7:47
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:53
5:54
5:54
 mm
Temp °C
14
16
15
15
14
15
15
15
16
17
17
16
16
16
15
15
16
18
18
16
15
Feels °C
14
15
15
15
14
15
15
15
17
17
17
16
16
17
15
14
15
17
17
15
13
  • 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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