Nine Mile Reef Surf Break

Lat Long: 34.07° S 18.66° E

Nine Mile Reef 48 hour detailed Surf Forecast

Issued: 7 pm 11 Sep 2026 (local time)

Forecast update in  hr  min

Today's Nine Mile Reef sea temperature is
15.2°C
0.4° 

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 (11 Sep):

  • Afternoon surf: Afternoon surf (11 Sep, local time) - 6.5ft (2.0m), 7s period with SSE swell.
  • Evening surf: Evening surf (11 Sep, local time) - 6ft (1.8m), 7s period with SSE swell.

The current surf forecast for Nine Mile Reef at 11PM is: 1.8m 7s primary swell from a South-southeast direction and 0.8m 11s secondary swell from a Southwest direction, 0.2m 15s secondary swell from a South-southwest direction (forecast issued at 07:00pm September 11). The wind direction is predicted to be cross-onshore.

Time (SAST) & DateWave HeightWave Period
Morning (11 Sep)--
Afternoon (11 Sep)6.5ft (2.0m)7s
Evening (11 Sep)6ft (1.8m)7s

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


Short Range Forecast

Light rain (total 8mm), mostly falling on Sun night. Warm (max 21°C on Sun afternoon, min 15°C on Fri night). Winds increasing (light winds from the SE on Sun afternoon, fresh winds from the NNW by Mon morning).

Fri
11
Saturday
12
Sunday
13
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
0
0
0
0
0
0
0
0
2
2
2
!
1
1
1
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.1
SSE
7
1.8
SSE
7
1.8
SSE
7
1.7
SSE
7
1
SW
14
1.2
SW
14
1.4
SW
15
1.5
SSW
17
1.7
SSW
17
1.7
SSW
16
1.7
SSW
16
1.6
SSW
15
1.5
SSW
15
2.5
SE
9
1.3
SSW
14
1.3
SSW
14
1.2
SSW
14
1.1
SW
13
1
SSW
13
Wave Graph
Metric surfscale
Energy kJ
384
297
297
269
407
614
805
1336
1714
1536
1479
1147
987
1023
691
653
493
412
362
Wind (km/h)
30
SE
20
SE
20
SE
20
SE
20
SE
20
SE
25
ESE
25
SE
30
ESE
25
ESE
20
ESE
20
ESE
20
ESE
15
ESE
15
ESE
10
SE
15
SE
15
ESE
10
N
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross
off
High Tide
3:26PM1.71m
3:44AM1.57m
3:58PM1.70m
4:16AM1.53m
4:29PM1.64m
Low Tide
9:43PM-0.01m
9:48AM0.03m
10:15PM0.02m
10:19AM0.08m
10:45PM0.08m
cloud
cloud
cloud
cloud
cloud
light rain
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:48
6:48
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:32
6:34
6:35
 mm
1
1
Temp °C
18
15
15
15
16
16
17
17
16
15
15
16
15
16
19
21
21
18
17
Feels °C
14
12
12
12
14
13
14
13
11
11
12
14
12
14
18
20
20
17
16
  • 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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