Green Island Surf Break

Lat Long: 35.27° S 150.52° E

Green Island 48 hour detailed Surf Forecast

Issued: 9 pm 20 Aug 2026 (local time)

Forecast update in  hr  min

Today's Green Island sea temperature is
17.4° C
0.7° 

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


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

  • Morning surf: Morning surf (21 Aug, local time) - 0.5ft (0.1m), 11s period with S swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 2ft (0.6m), 6s period with ENE swell.
  • Evening surf: Evening surf (21 Aug, local time) - 0.5ft (0.1m), 10s period with S swell.

The current surf forecast for Green Island at 3AM is: 0.8m 6s primary swell from a East-northeast direction and 0.1m 7s secondary swell from a Southeast direction (forecast issued at 09:00pm August 20). An open ocean swell of 0.4m 2s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (AEST) & DateWave HeightWave Period
Morning (21 Aug)0.5ft (0.1m)11s
Afternoon (21 Aug)2ft (0.6m)6s
Evening (21 Aug)0.5ft (0.1m)10s

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


Short Range Forecast

Mostly dry. Warm (max 21°C on Fri morning, min 10°C on Fri night). Wind will be generally light.

Thu
20
Friday
21
Saturday
22
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
0
0
0
0
0
0
0
0
0
0
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
ENE
6
0.8
ENE
6
0.8
ENE
6
0.8
ENE
6
0.1
S
11
0.1
S
11
0.1
S
12
0.6
ENE
6
0.6
ENE
6
0.1
S
10
0.4
SSW
4
0.2
S
9
0.3
S
8
0.3
S
8
0.4
S
8
0.2
ENE
6
0.2
ENE
6
0.5
S
11
Wave Graph
Metric surfscale
Energy kJ
56
47
51
54
2
2
3
27
26
2
5
6
12
12
22
3
3
55
Wind (km/h)
10
NW
10
NW
10
NW
15
WNW
15
WNW
20
WNW
15
WNW
15
WNW
20
WNW
10
W
10
W
10
WNW
10
WNW
5
NW
10
ESE
10
E
0
ENE
5
NNE
Wind State
off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross-on
cross
glassy
glassy
High Tide
2:35AM0.86m
2:54PM1.24m
3:55AM0.84m
3:57PM1.26m
Low Tide
8:53PM0.48m
7:57AM0.55m
10:07PM0.47m
9:03AM0.58m
part cloud
cloud
cloud
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:31
6:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:30
5:30
 mm
Temp °C
19
17
17
15
16
17
21
21
16
15
13
11
10
16
18
16
15
14
Feels °C
18
14
15
12
14
13
16
17
12
12
10
8
7
14
15
13
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 

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 Green Island 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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