Nine Mile Reef Surf Break

Lat Long: 34.07° S 18.66° E

Nine Mile Reef 48 hour detailed Surf Forecast

Issued: 7 am 07 Aug 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 (07 Aug):

  • Morning surf: Morning surf (07 Aug, local time) - 7ft (2.1m), 15s period with SSW swell.
  • Afternoon surf: Afternoon surf (07 Aug, local time) - 7.5ft (2.3m), 15s period with SSW swell.
  • Evening surf: Evening surf (07 Aug, local time) - 7ft (2.2m), 14s period with SSW swell.

The current surf forecast for Nine Mile Reef at 10AM is: 2.1m 15s primary swell from a South-southwest direction and 0.9m 4s secondary swell from a East direction (forecast issued at 07:00am August 07). The wind direction is predicted to be glassy and the swell rating is 11.

Time (SAST) & DateWave HeightWave Period
Morning (07 Aug)7ft (2.1m)15s
Afternoon (07 Aug)7.5ft (2.3m)15s
Evening (07 Aug)7ft (2.2m)14s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Sat afternoon. Very mild (max 16°C on Fri afternoon, min 10°C on Fri morning). Winds increasing (calm on Fri morning, fresh winds from the SSE by Sun morning).

Friday
7
Saturday
8
Sunday
9
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
!
!
!
!
!
!
4
4
4
4
!
!
!
!
!
!
0
0
0
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
SSW
14
2.1
SSW
14
2.1
SSW
15
2.3
SSW
15
2.3
SSW
15
2.3
SSW
15
2.2
SSW
14
2
SSW
14
1.9
SSW
14
1.8
SW
14
1.8
SW
13
2.1
SW
14
2.4
SW
14
2.4
SW
14
2.4
SW
13
2.3
SW
13
2.2
SSW
13
2.2
SSW
13
1.7
SW
12
1.7
SW
12
3.5
SW
12
2.2
SSW
12
2
SSW
12
Wave Graph
Metric surfscale
Energy kJ
1621
1748
1911
2360
2368
2274
1960
1621
1349
1161
1144
1688
2202
2290
1932
1783
1648
1524
860
833
3078
1402
1119
Wind (km/h)
10
ESE
10
ENE
5
SE
5
WNW
10
SSW
5
SSW
5
SW
5
S
5
SW
5
NNE
10
N
15
NNW
15
SSW
15
S
20
S
20
S
20
S
20
SSE
30
SSE
30
SSE
30
SSE
25
SSE
20
SE
Wind State
cross
cross-off
glassy
glassy
on
on
cross-on
glassy
glassy
off
off
cross-off
cross-on
on
on
on
on
cross-on
cross-on
on
on
cross-on
cross-on
High Tide
9:49AM1.06m
10:22PM1.21m
11:32AM1.10m
11:55PM1.26m
12:49PM1.23m
Low Tide
3:28AM0.46m
3:46PM0.55m
5:10AM0.44m
5:36PM0.52m
6:34AM0.34m
6:58PM0.40m
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
part cloud
cloud
light rain
light rain
part cloud
part cloud
part cloud
clear
rain showers
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:33
7:31
7:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:08
6:09
6:09
 mm
1
1
1
Temp °C
11
10
12
16
14
13
12
12
12
12
14
16
14
13
13
12
12
12
12
13
13
13
13
Feels °C
8
8
11
14
12
11
10
11
11
11
11
13
11
10
9
7
7
7
4
5
6
6
7
  • 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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