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:
Ram5 surfForecast / Antofagasta / Chile
48hr Weather and Surf, issued 8 am Saturday 13 Dec 2025 -04Forecast update in hr min s Forecast update imminent
Ram5 surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Ram5 sea temperature is
18.7° C
(Which is slightly cooler than normal)How big are the waves at Ram5 today?
The current surf forecast for Ram5 at 1PM is: 0.6m 12s primary swell from a Southwest direction and 0.4m 13s secondary swell from a West-northwest direction, 0.2m 4s secondary swell from a West-southwest direction (forecast issued at 08:00am December 13). The wind direction is predicted to be cross-onshore.
| Time (-04) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 2ft (0.6m) | 11s |
| Afternoon (13 Dec) | 2ft (0.6m) | 12s |
| Evening (13 Dec) | 2ft (0.6m) | 11s |
Table - waves today at Ram5. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| 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 | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 99 | 103 | 108 | 106 | 126 | 97 | 96 | 94 | 119 | 119 | 119 | 119 | 126 | 229 | 304 | 299 | 299 | 292 | 255 | 421 | 414 | 448 | 542 | 488 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | cross- on | cross- on | cross | cross | cross | glass | cross | cross | cross- on | cross- on | cross | cross | cross | cross | cross | cross | cross- on | cross- on | cross- on | cross | cross | glass |
High Tide / height (m) | 5:03AM 0.89 | 6:23PM 0.89 | 6:02AM 0.80 | 7:12PM 0.96 | 7:00AM 0.74 | 7:54PM 1.01 | ||||||||||||||||||
Low Tide / height (m) | 11:47AM 0.15 | 12:28AM 0.38 | 12:29PM 0.18 | 1:36AM 0.34 | 1:08PM 0.20 | 2:31AM 0.29 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | - | 6:48 | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 8:22 | - | - | - | - | - | - | - | 8:22 | - | - | - | - | - | - | - | 8:23 | - | - | - |
 |  | | | | | | | | | | | | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 17 | 18 | 19 | 19 | 18 | 18 | 18 | 18 | 17 | 18 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 18 | 18 | 18 |
| Feels °C (?) | 18 | 18 | 18 | 18 | 17 | 18 | 18 | 19 | 17 | 18 | 18 | 17 | 16 | 17 | 18 | 17 | 18 | 18 | 17 | 17 | 17 | 18 | 19 | 19 |
- 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 Ram5 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