Nazare Big Wave Challenge Gets Yellow Alert, Could Run Saturday in Giant Waves
70-foot plus waves predicted for Portuguese big wave tow surfing competition.
Surf Forecasts:
Green Island surfForecast / NSW – South Coast / Australia
48hr Weather and Surf, issued 10 pm Saturday 13 Dec 2025 AEDTForecast 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
19.8° C
(Which is slightly cooler than normal)How big are the waves at Green Island today?
The current surf forecast for Green Island at 4AM is: 1.0m 7s primary swell from a East direction and 0.6m 10s secondary swell from a East direction (forecast issued at 10:00pm December 13). The wind direction is predicted to be offshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | 3ft (0.9m) | 7s |
| Afternoon (14 Dec) | 4.5ft (1.3m) | 8s |
| Evening (14 Dec) | 5ft (1.6m) | 6s |
Table - waves today at Green Island. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sat 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 6 | 8 | 10 | 9 | 8 | 8 | 7 | 7 | 10 | 10 | 10 | 10 | 10 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 215 | 124 | 103 | 81 | 83 | 86 | 191 | 145 | 124 | 272 | 643 | 1292 | 554 | 466 | 226 | 186 | 132 | 400 | 557 | 625 | 546 | 434 | 649 | 660 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | cross- off | off | cross- off | cross- off | cross- off | cross- on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | glass | glass | glass | glass | cross | cross- on | cross- on |
High Tide / height (m) | 5:09AM 1.24 | 5:10PM 1.01 | 5:51AM 1.30 | 6:08PM 0.98 | 6:30AM 1.35 | |||||||||||||||||||
Low Tide / height (m) | 10:29PM 0.35 | 11:30AM 0.50 | 11:10PM 0.39 | 12:27PM 0.44 | 11:50PM 0.42 | 1:16PM 0.37 | ||||||||||||||||||
Sat 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - |
| Sunset | 8:06 | - | - | - | - | - | - | - | 8:07 | - | - | - | - | - | - | - | 8:07 | - | - | - | - | - | - | - |
 |  | |  |  | | | | |  | | | | | | | | | |  |  | | | | |
Rain (mm) | - | 1 | 4 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 18 | 17 | 17 | 21 | 28 | 31 | 30 | 17 | 16 | 16 | 15 | 15 | 15 | 15 | 17 | 16 | 16 | 16 | 16 | 16 | 17 | 18 | 18 |
| Feels °C (?) | 23 | 19 | 17 | 17 | 21 | 27 | 29 | 28 | 13 | 14 | 15 | 14 | 13 | 13 | 13 | 14 | 14 | 15 | 15 | 16 | 16 | 16 | 16 | 16 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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