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:
Dunes surfForecast / WA – North West / Australia
48hr Weather and Surf, issued 7 pm Friday 12 Dec 2025 AWSTForecast update in hr min s Forecast update imminent
Dunes surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Dunes sea temperature is
25.5° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Dunes today?
The current surf forecast for Dunes at 2AM is: 1.5m 7s primary swell from a Southwest direction and 0.7m 12s secondary swell from a Southwest direction (forecast issued at 07:00pm December 12). The wind direction is predicted to be cross-offshore.
| Time (AWST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 2ft (0.6m) | 12s |
| Afternoon (13 Dec) | 3.5ft (1.1m) | 12s |
| Evening (13 Dec) | 4.5ft (1.3m) | 12s |
Table - waves today at Dunes. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| 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 | 8 AM | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 7 | 12 | 8 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 813 | 800 | 736 | 198 | 147 | 114 | 114 | 355 | 400 | 440 | 161 | 161 | 161 | 130 | 104 | 185 | 160 | 126 | 157 | 176 | 126 | 126 | 96 | 94 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- on | cross | cross | cross | cross- off | cross | glass | on | cross- on | cross- on | cross- on | cross | cross- off | cross- off | glass | on | cross- on |
High Tide / height (m) | 4:39PM 1.58 | 4:23AM 1.45 | 5:31PM 1.59 | 5:35AM 1.32 | 6:28PM 1.62 | 7:15AM 1.25 | ||||||||||||||||||
Low Tide / height (m) | 10:46PM 0.98 | 10:47AM 0.81 | 12:15AM 0.97 | 11:37AM 0.91 | 1:41AM 0.90 | 12:40PM 0.98 | ||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 5:33 | - | - | - | - | - | - | - | 5:33 | - | - | - | - | - | - | - | 5:33 | - | - |
| Sunset | 7:00 | - | - | - | - | - | - | - | 7:00 | - | - | - | - | - | - | - | 7:00 | - | - | - | - | - | - | - |
 |  | | | | | | | | | | | | | | | | | | | |  | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 28 | 24 | 24 | 23 | 22 | 23 | 24 | 26 | 26 | 24 | 24 | 23 | 23 | 23 | 24 | 25 | 25 | 24 | 24 | 24 | 24 | 25 | 26 | 26 |
| Feels °C (?) | 24 | 20 | 20 | 19 | 20 | 22 | 24 | 24 | 23 | 22 | 24 | 24 | 25 | 26 | 26 | 25 | 24 | 23 | 25 | 24 | 26 | 28 | 27 | 25 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Latest Updates
Buy Less, Surf More This Black Friday
Surf-forecast is providing a free, all-access pass to our premium features and 12-day forecasts all weekend.
Quiksilver Teams Up With PrimaLoft® For World’s First Thermal Layering System for a Wetsuit.
Previously used in our snow jackets for mountain conditions, PrimaLoft® technology is making its debut in the surf industry. The aim is to bring mountain-grade warmth to the waves.
Vancouver Island’s Day Of Days With Reed Platenius
Surf-Forecast recently helped the 21-year-old Canadian pro surfer and adventurer score some cold water perfection at home.
Read more
Discover more articles and updates in the Greenroom.
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Dunes surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest