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:

The current surf forecast for Barceloneta at 6AM is: 0.9m 8s primary swell from a East-northeast direction and 0.5m 6s secondary swell from a East-southeast direction, 0.7m 4s secondary swell from a East-northeast direction (forecast issued at 12:00am December 17). The wind direction is predicted to be cross-shore.
| Time (CET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 4ft (1.2m) | 8s |
| Afternoon (17 Dec) | 4ft (1.2m) | 8s |
| Evening (17 Dec) | 3.5ft (1.0m) | 7s |
Table - waves today at Barceloneta. (Swell directed towards the surf break)
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map | ||||||||||||||||||||||||
| Wave Height (m) & direction (?) | E | ENE | ENE | ENE | ENE | ENE | ENE | E | ENE | ENE | E | E | E | E | SE | E | E | E | ENE | ENE | ENE | ENE | ENE | ENE |
| Period(s) (?) | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 6 |
Wave (?)Graph | ||||||||||||||||||||||||
| 100 | 136 | 202 | 92 | 179 | 196 | 178 | 115 | 84 | 88 | 81 | 34 | 23 | 15 | 6 | 8 | 4 | 4 | 5 | 5 | 5 | 3 | 5 | 7 | |
Wind (km/h) | NE | NE | NNE | NE | NE | ENE | E | ENE | NE | NNE | NE | NNE | N | E | SSE | S | W | NW | WNW | NW | NNW | W | SSW | WSW |
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross | cross | cross | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross- off | on | glass | cross- on | glass | off | off | glass | cross- off | cross- off | cross | glass |
High Tide / height (m) | 7:27AM 0.18 | 6:11PM 0.11 | 8:00AM 0.19 | 6:50PM 0.10 | 8:35AM 0.20 | |||||||||||||||||||
Low Tide / height (m) | 12:03AM 0.03 | 2:01PM 0.08 | 12:32AM 0.02 | 2:47PM 0.08 | 1:03AM 0.02 | 3:28PM 0.08 | ||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:11 | - | - | - | - | - | - | - | 8:11 | - | - | - | - | - | - | - | 8:11 | - | - | - |
| Sunset | - | - | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 15 | 14 | 14 | 13 | 13 | 15 | 15 | 14 | 14 | 13 | 13 | 13 | 13 | 14 | 15 | 14 | 14 | 13 | 12 | 12 | 12 | 15 | 16 | 15 |
| Feels °C (?) | 12 | 11 | 11 | 10 | 10 | 12 | 11 | 11 | 12 | 11 | 11 | 11 | 11 | 13 | 15 | 13 | 14 | 12 | 11 | 11 | 10 | 13 | 14 | 14 |

70-foot plus waves predicted for Portuguese big wave tow surfing competition.

Surf-forecast is providing a free, all-access pass to our premium features and 12-day forecasts all weekend.

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.

Surf-Forecast recently helped the 21-year-old Canadian pro surfer and adventurer score some cold water perfection at home.
Discover more articles and updates in the Greenroom.
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Barceloneta 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.

