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:
Triangles surfForecast / NSW – Newcastle / Australia
48hr Weather and Surf, issued 4 pm Friday 12 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Triangles surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Triangles sea temperature is
23.2° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Triangles today?
The current surf forecast for Triangles at 12AM is: 1.3m 11s primary swell from a East direction and 0.7m 6s secondary swell from a East-northeast direction (forecast issued at 04:00pm December 12). The wind direction is predicted to be onshore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | - | - |
| Afternoon (13 Dec) | 3.5ft (1.1m) | 12s |
| Evening (13 Dec) | 4ft (1.2m) | 12s |
Table - waves today at Triangles. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| 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 | 8 AM | 11 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 7 | 6 | 6 | 7 | 7 | 7 | 7 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 339 | 333 | 380 | 303 | 556 | 467 | 459 | 185 | 144 | 161 | 167 | 170 | 157 | 142 | 147 | 156 | 138 | 271 | 315 | 178 | 91 | 76 | 73 | 57 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | on | on | glass | glass | glass | on | on | on | cross- on | cross- off | cross- off | cross- off | cross- off | glass | on | on | on | cross- off | cross- off | cross- off | cross | cross |
High Tide / height (m) | 3:01PM 1.21 | 4:21AM 1.21 | 4:02PM 1.11 | 5:10AM 1.29 | 5:03PM 1.03 | 5:54AM 1.36 | ||||||||||||||||||
Low Tide / height (m) | 9:40PM 0.29 | 10:21AM 0.58 | 10:25PM 0.34 | 11:31AM 0.53 | 11:07PM 0.37 | |||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - |
| Sunset | - | 7:55 | - | - | - | - | - | - | - | 7:57 | - | - | - | - | - | - | - | 7:57 | - | - | - | - | - | - |
 | |  |  | |  |  |  | | |  | |  | | | | |  | | | | | | | |
Rain (mm) | 6 | 7 | 2 | - | - | - | - | - | - | - | - | 5 | 2 | - | - | - | - | - | - | - | - | 1 | - | - |
| Temp. °C | 20 | 19 | 19 | 19 | 19 | 19 | 18 | 20 | 21 | 21 | 22 | 20 | 20 | 19 | 21 | 26 | 27 | 25 | 23 | 20 | 19 | 18 | 18 | 19 |
| Feels °C (?) | 19 | 18 | 19 | 19 | 20 | 21 | 19 | 21 | 20 | 18 | 20 | 21 | 21 | 20 | 21 | 27 | 27 | 23 | 24 | 14 | 14 | 14 | 16 | 17 |
- 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 Triangles 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