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Green Island Surf Forecast
/ NSW – South Coast (20 breaks) / New South Wales (297 breaks) /
Surf Forecasts:
Green Island surfForecast / NSW – South Coast / Australia
48hr Weather and Surf, issued 9 pm Wednesday 17 Sep 2025 AEST
How big are the waves at Green Island today?
The current surf forecast for Green Island at 4AM is: 1.4m 7s primary swell from a South direction and 0.6m 11s secondary swell from a South direction (forecast issued at 09:00pm September 17). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 4ft (1.2m) | 8s |
| Afternoon (18 Sep) | 3ft (0.9m) | 7s |
| Evening (18 Sep) | 2ft (0.6m) | 10s |
Table - waves today at Green Island. (Swell directed towards the surf break)
Wed 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| 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 | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 10 | 10 | 7 | 8 | 7 | 7 | 7 | 7 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 11 | 11 | 11 | 10 | 10 | 10 | 7 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 6 | 35 | 141 | 209 | 233 | 134 | 109 | 66 | 35 | 96 | 89 | 61 | 57 | 55 | 35 | 33 | 22 | 37 | 55 | 50 | 31 | 30 | 31 | 27 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | on | glass | glass | glass | cross- off | cross | cross- off | off | off | off | off | off | cross- off | off | off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 4:53PM 1.43 | 5:57AM 1.05 | 5:47PM 1.46 | 6:39AM 1.13 | 6:34PM 1.47 | 7:16AM 1.20 | ||||||||||||||||||
Low Tide / height (m) | 11:49PM 0.20 | 11:24AM 0.44 | 12:33AM 0.17 | 12:16PM 0.38 | 1:10AM 0.16 | 1:01PM 0.32 | ||||||||||||||||||
Wed 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:54 | - | - | - | - | - | - | - | 5:52 | - | - | - | - | - | - | - | 5:50 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:51 | - | - | - | - | - | - | - | 5:52 |
 |  | |  |  |  | | | | | | | | |  | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 14 | 14 | 13 | 12 | 15 | 18 | 17 | 15 | 14 | 14 | 13 | 12 | 19 | 24 | 18 | 17 | 18 | 17 | 16 | 15 | 16 | 17 | 17 |
| Feels °C (?) | 12 | 12 | 13 | 12 | 11 | 13 | 14 | 13 | 13 | 11 | 11 | 10 | 8 | 16 | 20 | 14 | 13 | 15 | 15 | 13 | 11 | 10 | 10 | 11 |
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Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for NSW - South Coast
Continuing clean conditions at Green Island (light winds from the WSW at UlladullaAws 10 km from Green Island). 1.5m 7s swell from the S with a 0.6m 11s groundswell, also from the S. 2 swells combining to make bigger set waves.
Actual: 38 min ago
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