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:
Castelejo surfForecast / Algarve / Portugal
48hr Weather and Surf, issued 5 pm Sunday 14 Dec 2025 WETForecast update in hr min s Forecast update imminent
Castelejo surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Castelejo sea temperature is
16.4° C
(Which is 1.2°C colder than average for this time of year)How big are the waves at Castelejo today?
The current surf forecast for Castelejo at 10PM is: 2.2m 13s primary swell from a Northwest direction (forecast issued at 05:00pm December 14). An open ocean swell of 0.4m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | - | - |
| Afternoon (14 Dec) | 7ft (2.2m) | 13s |
| Evening (14 Dec) | 7ft (2.2m) | 13s |
Table - waves today at Castelejo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 10 | 10 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1659 | 1518 | 1659 | 1922 | 2031 | 2091 | 1979 | 1876 | 1783 | 1585 | 2490 | 3347 | 3051 | 4604 | 6106 | 7743 | 9146 | 10441 | 10384 | 9430 | 7713 | 6720 | 5501 | 4514 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- off | glass | glass | glass | glass | cross | cross | cross | cross | on | on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 10:55PM 2.20 | 11:12AM 2.23 | 11:42PM 2.30 | 12:00PM 2.28 | 12:23AM 2.40 | |||||||||||||||||||
Low Tide / height (m) | 4:37PM 0.78 | 5:03AM 0.85 | 5:25PM 0.73 | 5:51AM 0.75 | 6:06PM 0.67 | 6:33AM 0.64 | ||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:41 | - | - | - | - | - | - | - | 7:41 | - | - | - | - | - | - | - | 7:41 | - |
| Sunset | 5:19 | - | - | - | - | - | - | - | 5:19 | - | - | - | - | - | - | - | 5:19 | - | - | - | - | - | - | - |
 |  |  | | | |  | |  |  |  | | | |  | |  |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | 1 | 1 | 5 | 2 | 1 | 4 | 2 | 1 | 1 | 1 | 1 | 1 | - | - | - | - |
| Temp. °C | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 15 | 13 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 13 |
| Feels °C (?) | 15 | 16 | 15 | 15 | 16 | 15 | 14 | 13 | 12 | 9 | 3 | 3 | 2 | 1 | 0 | 0 | -1 | 0 | 1 | 3 | 5 | 5 | 6 | 7 |
- 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 Castelejo 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