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:
Coalcliff surfForecast / NSW – Illawarra / Australia
48hr Weather and Surf, issued 10 pm Tuesday 16 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Coalcliff surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Coalcliff sea temperature is
22.1° C
(Which is slightly warmer than usual)How big are the waves at Coalcliff today?
The current surf forecast for Coalcliff at 12AM is: 1.3m 12s primary swell from a South direction and 0.3m 18s secondary swell from a South-southeast direction, 0.6m 8s secondary swell from a East-northeast direction (forecast issued at 10:00pm December 16). The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | - | - |
| Afternoon (17 Dec) | - | - |
| Evening (17 Dec) | 4.5ft (1.4m) | 12s |
Table - waves today at Coalcliff. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tue 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| 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) (?) | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 6 | 6 | 10 | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 563 | 469 | 454 | 380 | 314 | 303 | 242 | 189 | 146 | 112 | 112 | 106 | 76 | 75 | 120 | 249 | 284 | 317 | 407 | 223 | 187 | 160 | 156 | 136 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- off | cross- off | cross- off | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off | cross- off | cross- off | cross | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 7:07PM 0.96 | 7:22AM 1.40 | 7:55PM 0.97 | 8:00AM 1.45 | 8:38PM 0.98 | 8:37AM 1.48 | ||||||||||||||||||
Low Tide / height (m) | 12:40AM 0.40 | 2:07PM 0.32 | 1:20AM 0.40 | 2:47PM 0.27 | 2:00AM 0.40 | 3:26PM 0.23 | ||||||||||||||||||
Tue 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:39 | - | - | - |
| Sunset | 8:02 | - | - | - | - | - | - | - | 8:04 | - | - | - | - | - | - | - | 8:05 | - | - | - | - | - | - | - |
 |  | | | |  | | | |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 19 | 19 | 18 | 17 | 19 | 23 | 24 | 22 | 19 | 18 | 17 | 17 | 20 | 28 | 30 | 28 | 24 | 23 | 23 | 22 | 25 | 29 | 25 | 22 |
| Feels °C (?) | 18 | 18 | 18 | 17 | 19 | 21 | 21 | 19 | 17 | 17 | 17 | 17 | 20 | 27 | 28 | 26 | 23 | 24 | 23 | 20 | 24 | 30 | 27 | 22 |
- 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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