Twinnies Surf Break

Lat Long: 26.64° S 153.10° E

Twinnies 48 hour detailed Surf Forecast

Issued: 9 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Twinnies sea temperature is
19.7° C
1.3° 

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


How big are the waves at Twinnies today (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 4ft (1.2m), 7s period with E swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 3.5ft (1.1m), 7s period with E swell.
  • Evening surf: Evening surf (21 Aug, local time) - 3.5ft (1.0m), 7s period with E swell.

The current surf forecast for Twinnies at 12PM is: 1.1m 7s primary swell from a East direction and 0.4m 8s secondary swell from a Southeast direction (forecast issued at 09:00am August 21). The wind direction is predicted to be onshore.

Time (AEST) & DateWave HeightWave Period
Morning (21 Aug)4ft (1.2m)7s
Afternoon (21 Aug)3.5ft (1.1m)7s
Evening (21 Aug)3.5ft (1.0m)7s

Table - waves today at Twinnies. (Swell directed towards the surf break)


Short Range Forecast

Some drizzle, heaviest during Sun night. Warm (max 20°C on Sat morning, min 16°C on Fri night). Wind will be generally light.

Friday
21
Saturday
22
Sunday
23
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)
1
0
0
0
1
1
1
1
1
1
0
0
0
0
1
1
1
0
0
0
0
0
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)
0.9
ESE
8
1.2
E
7
1.1
E
7
1
E
7
1
E
7
1
E
7
0.9
E
7
0.9
E
7
0.9
E
7
0.9
E
7
0.9
ENE
7
1
E
7
1
E
7
1
E
7
1
ENE
7
1
ENE
8
1
ENE
8
1.2
ENE
8
1.2
ENE
7
1.1
ENE
7
0.9
ENE
7
0.9
ENE
7
Wave Graph
Metric surfscale
Energy kJ
100
155
130
104
102
103
81
81
83
83
86
109
109
109
111
123
127
151
147
125
97
97
Wind (km/h)
5
S
5
SE
10
E
5
E
0
ESE
5
NE
5
NNW
5
W
5
SW
0
SW
5
SE
10
SSE
10
SSE
5
SE
5
SW
10
SW
10
SSW
10
SSE
10
ESE
10
ESE
10
SE
10
ESE
Wind State
glassy
cross-on
on
on
glassy
glassy
glassy
off
glassy
glassy
cross-on
cross-on
cross-on
cross-on
glassy
cross-off
cross-off
cross-on
on
on
cross-on
cross-on
High Tide
3:36PM1.38m
3:07AM0.95m
4:36PM1.46m
4:27AM0.97m
5:23PM1.55m
Low Tide
8:02AM0.48m
10:23PM0.76m
9:15AM0.48m
11:23PM0.67m
10:18AM0.45m
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:11
6:11
6:09
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:29
5:30
5:30
 mm
Temp °C
16
18
19
18
17
17
16
16
16
18
20
18
17
17
17
16
16
19
19
19
18
17
Feels °C
15
17
17
17
17
17
16
16
16
19
20
18
15
16
17
14
15
18
18
19
18
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 Twinnies 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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