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:
Emerald Beach surfForecast / NSW – North Coast / Australia
48hr Weather and Surf, issued 10 pm Tuesday 16 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Emerald Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Emerald Beach sea temperature is
21.9° C
(Which is 2.2°C colder than average for this time of year)How big are the waves at Emerald Beach today?
The current surf forecast for Emerald Beach at 5AM is: 1.3m 7s primary swell from a East-southeast direction (forecast issued at 10:00pm December 16). An open ocean swell of 1.2m 13s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 4ft (1.2m) | 7s |
| Afternoon (17 Dec) | 3.5ft (1.1m) | 8s |
| Evening (17 Dec) | 3.5ft (1.0m) | 8s |
Table - waves today at Emerald Beach. (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) (?) | 7 | 7 | 8 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 5 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 192 | 208 | 204 | 191 | 164 | 138 | 138 | 111 | 111 | 110 | 89 | 92 | 93 | 93 | 131 | 178 | 74 | 72 | 72 | 57 | 55 | 55 | 110 | 165 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- on | on | on | cross- on | cross- on | on | cross- on | on | on | cross- on | cross- on | cross- on | cross- on | on | on | on |
High Tide / height (m) | 6:34PM 0.97 | 7:14AM 1.45 | 7:21PM 0.97 | 7:51AM 1.51 | 8:04PM 0.97 | 8:28AM 1.56 | ||||||||||||||||||
Low Tide / height (m) | 12:26AM 0.25 | 1:52PM 0.33 | 1:05AM 0.24 | 2:32PM 0.27 | 1:44AM 0.22 | 3:11PM 0.23 | ||||||||||||||||||
Tue 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:41 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 7:45 | - | - | - | - | - | - | - | 7:45 | - | - | - | - | - | - | - | 7:45 |
 | | |  |  |  | | | | | | |  | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 21 | 21 | 20 | 21 | 21 | 21 | 21 | 21 | 20 | 19 | 18 | 20 | 23 | 24 | 23 | 21 | 20 | 18 | 18 | 21 | 27 | 26 | 26 |
| Feels °C (?) | 20 | 20 | 21 | 20 | 20 | 20 | 20 | 20 | 21 | 20 | 19 | 18 | 20 | 22 | 21 | 21 | 19 | 19 | 17 | 17 | 20 | 25 | 23 | 24 |
- 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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