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:
Cowries surfForecast / NSW – Illawarra / Australia
48hr Weather and Surf, issued 10 pm Saturday 13 Dec 2025 AEDTForecast update in hr min s Forecast update imminent
Cowries surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cowries sea temperature is
21.3° C
(Which is normal for this time of year)How big are the waves at Cowries today?
The current surf forecast for Cowries at 4AM is: 0.9m 7s primary swell from a East direction and 0.6m 10s secondary swell from a East direction (forecast issued at 10:00pm December 13). The wind direction is predicted to be glassy.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | 3ft (0.9m) | 7s |
| Afternoon (14 Dec) | 4.5ft (1.4m) | 8s |
| Evening (14 Dec) | 3.5ft (1.0m) | 8s |
Table - waves today at Cowries. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sat 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 7 | 8 | 9 | 9 | 8 | 8 | 8 | 7 | 11 | 10 | 10 | 10 | 10 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 186 | 117 | 97 | 79 | 81 | 106 | 210 | 169 | 145 | 96 | 247 | 634 | 705 | 484 | 280 | 232 | 181 | 118 | 408 | 487 | 459 | 450 | 386 | 494 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | glass | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | glass | cross- on | on | cross- on |
High Tide / height (m) | 5:09AM 1.25 | 5:08PM 1.02 | 5:52AM 1.31 | 6:05PM 0.98 | 6:32AM 1.37 | |||||||||||||||||||
Low Tide / height (m) | 10:28PM 0.34 | 11:30AM 0.50 | 11:09PM 0.37 | 12:27PM 0.44 | 11:50PM 0.40 | 1:15PM 0.37 | ||||||||||||||||||
Sat 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - | - | - | - | - | 5:37 | - | - | - |
| Sunset | 8:02 | - | - | - | - | - | - | - | 8:04 | - | - | - | - | - | - | - | 8:04 | - | - | - | - | - | - | - |
 |  |  |  |  | | | |  |  |  | | | |  | | | | | | | | | | |
Rain (mm) | - | 4 | 11 | 5 | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 19 | 18 | 18 | 21 | 26 | 29 | 31 | 19 | 17 | 17 | 16 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 | 18 | 18 | 18 |
| Feels °C (?) | 22 | 21 | 20 | 19 | 22 | 26 | 28 | 29 | 14 | 13 | 15 | 15 | 16 | 15 | 14 | 13 | 14 | 15 | 16 | 16 | 17 | 17 | 18 | 18 |
- 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 Cowries 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