Southport Main Beach Surf Break

Lat Long: 27.98° S 153.43° E

Southport Main Beach 48 hour detailed Surf Forecast

Issued: 3 am 18 Aug 2026 (local time)

Forecast update in  hr  min

Today's Southport Main Beach sea temperature is
19.9° C
0.8° 

Southport Main Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Southport Main Beach today (18 Aug):

  • Morning surf: Morning surf (18 Aug, local time) - 5ft (1.5m), 7s period with ESE swell.
  • Afternoon surf: Afternoon surf (18 Aug, local time) - 5.5ft (1.7m), 7s period with ESE swell.
  • Evening surf: Evening surf (18 Aug, local time) - 5ft (1.5m), 8s period with ESE swell.

The current surf forecast for Southport Main Beach at 12PM is: 1.6m 7s primary swell from a East-southeast direction and 0.2m 12s secondary swell from a East-southeast direction, 0.1m 11s secondary swell from a Southeast direction (forecast issued at 03:00am August 18). The wind direction is predicted to be cross-onshore.

Time (AEST) & DateWave HeightWave Period
Morning (18 Aug)5ft (1.5m)7s
Afternoon (18 Aug)5.5ft (1.7m)7s
Evening (18 Aug)5ft (1.5m)8s

Table - waves today at Southport Main Beach. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 7mm), mostly falling on Wed night. Very mild (max 19°C on Wed afternoon, min 15°C on Wed night). Wind will be generally light.

Tuesday
18
Wednesday
19
Thursday
20
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
1
0
0
0
0
0
1
1
0
1
0
0
0
0
0
0
1
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)
1.5
ESE
8
1.9
SE
8
1.9
SE
8
1.5
ESE
7
1.7
ESE
7
1.7
ESE
7
1.5
ESE
8
2
ESE
8
1.9
ESE
8
1.9
ESE
8
1.6
SE
8
1.6
SE
11
0.9
ESE
11
0.9
ESE
11
0.9
ESE
10
0.8
ESE
10
0.8
ESE
10
0.8
ESE
10
1.2
SE
8
1.3
SE
8
1.2
E
8
1.3
E
8
1.3
E
8
1.2
E
7
Wave Graph
Metric surfscale
Energy kJ
234
438
461
231
270
297
244
525
512
465
322
617
204
196
178
122
120
117
160
250
168
196
187
156
Wind (km/h)
20
ESE
20
SE
20
SSE
25
SE
25
SE
25
SE
25
SSE
15
SSE
15
SSE
15
S
15
SSE
20
SSE
20
SE
20
SE
15
S
15
S
15
S
15
SSE
15
SSE
15
SSE
15
SE
10
E
5
ESE
5
E
Wind State
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross
cross-on
cross-on
cross
cross
cross
cross
cross
cross-on
cross-on
on
cross-on
on
High Tide
11:27PM1.22m
12:12PM1.23m
00:04AM1.08m
1:04PM1.20m
00:45AM0.95m
2:07PM1.18m
Low Tide
5:47AM0.27m
6:21PM0.49m
6:24AM0.32m
7:28PM0.58m
7:08AM0.37m
8:57PM0.61m
light rain
light rain
part cloud
rain showers
rain showers
clear
clear
cloud
part cloud
clear
part cloud
part cloud
clear
clear
rain showers
rain showers
clear
clear
rain showers
rain showers
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:15
6:13
6:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:24
5:24
5:25
 mm
1
1
1
1
1
1
2
1
Temp °C
17
17
17
18
18
18
17
17
17
16
17
17
18
19
17
17
16
15
15
17
18
19
18
18
Feels °C
13
13
13
14
13
12
12
13
13
12
13
13
15
16
15
15
14
12
13
14
15
17
17
17
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Southport Main Beach surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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