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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 3 pm Wednesday 20 May 2026 AESTForecast 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
21.2° C
(Which is 2.0°C warmer than normal for this time of year)How big are the waves at Green Island today?
The current surf forecast for Green Island at 12AM is: 2.3m 9s primary swell from a South direction and 1.2m 11s secondary swell from a East-northeast direction (forecast issued at 03:00pm May 20). The wind direction is predicted to be cross-onshore.
| Time (AEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | - | - |
| Afternoon (21 May) | 4.5ft (1.4m) | 11s |
| Evening (21 May) | 6.5ft (2.0m) | 10s |
Table - waves today at Green Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 18°C on Wed afternoon, min 13°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
S 9 | S 9 | S 10 | S 10 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | S 8 | SSE 7 | SSE 7 | SE 7 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | |
575 | 775 | 856 | 715 | 999 | 1088 | 836 | 630 | 476 | 355 | 324 | 361 | 344 | 259 | 138 | 217 | 175 | 149 | 443 | 527 | 650 | 663 | 637 | 419 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross | cross | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-on | on | cross-on | on | glassy | glassy | cross-on | |
High Tide | 11:24AM1.07m | 11:11PM1.63m | 12:27PM1.05m | 00:11AM1.53m | 1:33PM1.05m | 1:13AM1.43m | ||||||||||||||||||
Low Tide | 4:40PM0.40m | 6:14AM0.05m | 5:42PM0.46m | 7:14AM0.11m | 6:51PM0.50m | 8:12AM0.17m | ||||||||||||||||||
 | |  | | | | |  | | | |  | | |  | | | | |  | | | | | |
 | — | — | — | — | — | 6:48 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:50 | — | — |
 | — | 4:59 | — | — | — | — | — | — | — | 4:59 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | 4:57 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 17 | 18 | 16 | 15 | 14 | 13 | 13 | 14 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 14 | 15 | 16 | 16 | 16 | 16 | 15 | 16 |
13 | 15 | 12 | 11 | 11 | 10 | 10 | 10 | 12 | 13 | 13 | 11 | 11 | 10 | 10 | 10 | 12 | 13 | 14 | 15 | 15 | 15 | 14 | 15 | |
Swell 1 Height (m) Direction Period (s) | ENE 11 | S 9 | S 10 | ENE 11 | ENE 11 | ENE 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | ENE 10 | ENE 10 | SE 6 | E 10 | E 9 | E 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 |
 kJ | 467 | 450 | 580 | 337 | 337 | 281 | 265 | 270 | 260 | 250 | 208 | 208 | 167 | 163 | 106 | 115 | 113 | 111 | 443 | 527 | 650 | 663 | 637 | 419 |
Swell 2 Height (m) Direction Period (s) | — | ENE 11 | ENE 10 | — | — | — | — | — | — | S 16 | S 16 | S 16 | S 15 | S 15 | ENE 10 | S 13 | S 13 | S 8 | S 7 | S 9 | S 7 | S 7 | E 12 | E 11 |
| kJ | — | 408 | 400 | — | — | — | — | — | — | 5 | 5 | 5 | 4 | 4 | 128 | 31 | 28 | 20 | 16 | 14 | 16 | 8 | 148 | 418 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | S 14 | S 14 | SSW 13 | S 12 | SSW 12 | S 11 | — | — | S 13 | S 8 | S 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 16 | 15 | 57 | 27 | 27 | 10 | — | — | 4 | 10 | 9 |
Wind waves Height (m) Direction Period (s) | S 9 | S 9 | S 10 | S 10 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | S 8 | SSE 7 | SSE 7 | SE 7 | — | — | — | — | — | — |
| kJ | 575 | 775 | 856 | 715 | 999 | 1088 | 836 | 630 | 476 | 355 | 324 | 361 | 344 | 259 | 138 | 217 | 175 | 149 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 6 | 6 | 4 | 4 | 4 | 4 | 4 | 6 | 6 | 6 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 6 | 6 | 6 | 0 | 0 | 4 |
Best forecast wave conditions in South Coast - New South Wales | ||||||||||||||||||||||||
Best forecast wave conditions in Australia | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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