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70-foot plus waves predicted for Portuguese big wave tow surfing competition.
Surf Forecasts:
Marley surfForecast / NSW – Illawarra / Australia
48hr Weather and Surf, issued 10 am Monday 15 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Marley surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Marley sea temperature is
22.4° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Marley today?
The current surf forecast for Marley at 5PM is: 1.6m 8s primary swell from a South-southeast direction and 0.8m 7s secondary swell from a East-northeast direction, 0.1m 10s secondary swell from a Northeast direction (forecast issued at 10:00am December 15). The wind direction is predicted to be onshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 7ft (2.1m) | 10s |
| Afternoon (15 Dec) | 5ft (1.6m) | 9s |
| Evening (15 Dec) | 5ft (1.5m) | 8s |
Table - waves today at Marley. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 15 | Tuesday 16 | Wednesday 17 | Thu 18 | |||||||||||||||||||||
| 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 | 8 PM | 11 PM | 2 AM | 5 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 9 | 9 | 8 | 8 | 8 | 11 | 10 | 10 | 10 | 10 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 6 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 882 | 632 | 413 | 376 | 322 | 237 | 595 | 598 | 546 | 482 | 468 | 553 | 553 | 469 | 461 | 380 | 308 | 308 | 242 | 189 | 146 | 112 | 112 | 108 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- off | cross- off | cross- off | cross | cross | cross | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 5:52AM 1.41 | 5:52PM 1.15 | 6:33AM 1.49 | 6:42PM 1.12 | 7:13AM 1.56 | 7:31PM 1.10 | ||||||||||||||||||
Low Tide / height (m) | 12:13PM 0.61 | 11:46PM 0.48 | 1:06PM 0.55 | 12:24AM 0.47 | 1:53PM 0.48 | 1:03AM 0.46 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thu 18 | |||||||||||||||||||||
| Sunrise | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - |
| Sunset | - | - | - | - | 8:01 | - | - | - | - | - | - | - | 8:02 | - | - | - | - | - | - | - | 8:02 | - | - | - |
 |  |  | | |  |  | | | | | | |  | | | | |  | | |  | | | |
Rain (mm) | - | 1 | - | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 19 | 19 | 18 | 17 | 18 | 18 | 17 | 17 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 18 | 19 | 21 | 21 | 21 | 20 | 19 | 19 | 18 |
| Feels °C (?) | 19 | 17 | 14 | 13 | 15 | 15 | 14 | 15 | 16 | 16 | 18 | 17 | 17 | 17 | 18 | 18 | 19 | 20 | 17 | 17 | 17 | 17 | 18 | 18 |
- 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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