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 am Friday 12 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
20.8° C
(Which is 3.0°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 5PM is: 1.3m 12s primary swell from a East direction and 0.2m 15s secondary swell from a North-northeast direction (forecast issued at 10:00am December 12). An open ocean swell of 0.7m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 4.5ft (1.4m) | 12s |
| Afternoon (12 Dec) | 4.5ft (1.4m) | 12s |
| Evening (12 Dec) | 4.5ft (1.3m) | 11s |
Table - waves today at Emerald Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | Mon 15 | |||||||||||||||||||||
| 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) (?) | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 6 | 10 | 10 | 9 | 9 | 5 | 5 | 6 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 480 | 544 | 535 | 446 | 426 | 418 | 350 | 403 | 389 | 388 | 264 | 255 | 202 | 204 | 143 | 196 | 157 | 138 | 106 | 116 | 128 | 204 | 169 | 123 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- off | off | cross- off | glass | glass | cross | cross- on | cross- on | on | cross- on | on | on | on | cross- on | cross- on | cross- on | cross- on | on | on | on | cross- on | cross- on | cross |
High Tide / height (m) | 2:55PM 1.25 | 4:12AM 1.11 | 3:51PM 1.13 | 5:07AM 1.20 | 4:48PM 1.05 | |||||||||||||||||||
Low Tide / height (m) | 8:41AM 0.50 | 9:40PM 0.24 | 10:00AM 0.53 | 10:25PM 0.25 | 11:14AM 0.52 | 11:07PM 0.26 | ||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | Mon 15 | |||||||||||||||||||||
| Sunrise | 5:37 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 7:42 | - | - | - | - | - | - | - | 7:42 | - | - | - | - | - | - | - | 7:43 | - | - | - | - |
 | | | |  |  |  |  |  |  | | | | |  | | |  | | | | | | | |
Rain (mm) | 2 | 2 | 4 | 3 | 8 | 1 | - | - | - | - | - | - | - | - | - | - | 2 | 5 | - | - | - | - | - | - |
| Temp. °C | 21 | 21 | 19 | 18 | 18 | 18 | 18 | 18 | 19 | 24 | 24 | 24 | 23 | 22 | 21 | 20 | 21 | 21 | 26 | 26 | 24 | 22 | 22 | 21 |
| Feels °C (?) | 23 | 22 | 19 | 18 | 20 | 19 | 19 | 19 | 20 | 24 | 23 | 23 | 23 | 22 | 21 | 20 | 23 | 21 | 25 | 24 | 23 | 23 | 23 | 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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