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Surf Forecasts:

Green Island surf break

Green Island surfForecast / NSW – South Coast / Australia

information circle16 Day Weather and Surf, issued 4 am Wednesday 18 Mar 2026 AEDT
Forecast update in hr  min  s Forecast update imminent
Green Island surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Green Island sea temperature is
21.7° C
 (Which is normal for this time of year)

Best Forecast Surf Conditions for Green Island this week:

The surf forecast for Green Island over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Mar 21) at 5AM. The primary swell is predicted to be 0.7m and 7s period with a secondary swell of 0.3m and 8s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Green Island in the next 16 days are 1.2m 8s and forecast to arrive on Sunday (Mar 22) at 8PM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.4m 5s period and expected on Tuesday (Mar 24) at 5PM.

Wave TypeTime (AEDT) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Sat 21st Mar)2.5ft (0.7m) 7s
Best Surf 5AM (Sat 21st Mar)2.5ft (0.7m) 7s
Most Powerful 8PM (Sun 22nd Mar)4ft (1.2m) 8s

Table - best surf conditions forecast for Green Island over the next 16 days.

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table

Short Range Forecast Light rain (total 8mm), mostly falling on Thu morning. Warm (max 22°C on Fri afternoon, min 18°C on Thu morning). Wind will be generally light.

Days 3-6 Weather Summary Mostly dry. Warm (max 24°C on Mon afternoon, min 18°C on Sat morning). Wind will be generally light.

Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
1
0
0
1
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
0.9
S
0.6
S
0.5
S
0.5
S
0.5
ESE
0.5
ESE
0.6
ESE
0.5
ESE
0.6
ESE
0.7
ESE
0.6
ESE
0.8
SE
0.9
SE
1.2
ESE
1.2
ESE
1.2
ESE
1
E
1.1
ENE
0.7
E
0.2
S
0.9
ENE
Period(s) (?)6678666667766887766118
Wave
Graph
(?)Metric surfscale
Energy kJ (?)6228273318182118264029445216817313594873210114
Wind
(km/h)
10
S
5
ESE
5
NW
0
WNW
5
SE
5
SW
5
SSE
10
ESE
5
W
10
S
15
SSE
10
S
10
S
10
SE
0
WNW
5
NE
15
NE
5
NW
5
ENE
15
ENE
5
W
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		glassglassglassglassoncross-
on		glassononcross-
on		cross-
on		onglassglasscross-
off		glasscrosscrosscross-
off
High Tide
/ height (m)
8:30AM
1.50
9:05PM
1.33
9:12AM
1.49
9:42PM
1.42
9:55AM
1.45
10:20PM
1.49
10:41AM
1.37
11:02PM
1.52
11:31AM
1.26
11:47PM
1.52
12:26PM
1.14
12:38AM
1.50
1:30PM
1.03
1:38AM
1.45
Low Tide
/ height (m)
2:56PM
0.10
3:01AM
0.21
3:31PM
0.09
3:47AM
0.16
4:06PM
0.12
4:35AM
0.13
4:43PM
0.17
5:27AM
0.13
5:24PM
0.25
6:23AM
0.16
6:08PM
0.34
7:27AM
0.21
7:01PM
0.43
Wednesday
18
Thursday
19
Friday
20
Saturday
21
Sunday
22
Monday
23
Tuesday
24
Sunrise6:58--6:58--7:00--7:01--7:01--7:01--7:03--
Sunset-7:13--7:10--7:09--7:08--7:07--7:06--7:04-
part cloud
part cloud
part cloud
light rain
light rain
rain showers
rain showers
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
clear
part cloud
cloud
part cloud
Rain (mm)
---4121--------------
Temp. °C192120182019212220212220212120222421232421
Feels °C (?)192221202220222221222220202022232322242323
  • 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

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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.

View detailed surf forecast for Green Island at:
surf-forecast.com

Information about the Green Island Surf forecast

The above surf forecast table for Green Island provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Green Island can be found by selecting the local surf guide option on the grey menu. Our Green Island surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Green Island) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Green Island may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Are you planning a holiday in South Coast - New South Wales? If you are looking for accommodation near Green Island, camping, hotels and holiday cottages in South Coast - New South Wales, consider staying in Nowra which is 44 km (27 miles) away. Other places in and around South Coast - New South Wales where you can find information about places to rent, and car hire include Port Kembla which is 93 km (58 miles) away and Goulburn, 93 km (58 miles) away.

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