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 Tam O'Shanter at 2AM is: 0.1m 12s primary swell from a Northwest direction and 0.4m 4s secondary swell from a Northeast direction (forecast issued at 10:00pm December 11). The wind direction is predicted to be cross-shore.
| Time (AEDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 1.5ft (0.4m) | 4s |
| Afternoon (12 Dec) | 0.5ft (0.1m) | 13s |
| Evening (12 Dec) | 1.5ft (0.5m) | 6s |
Table - waves today at Tam O'Shanter. (Swell directed towards the surf break)
Thu 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| 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 (?) | NW | NE | NE | NW | NE | NE | NE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | N | NNW | NW | WNW | WNW | WNW | WNW | WNW | WNW |
| Period(s) (?) | 12 | 4 | 4 | 12 | 4 | 4 | 4 | 6 | 6 | 5 | 6 | 5 | 5 | 8 | 8 | 7 | 4 | 5 | 5 | 6 | 6 | 7 | 7 | 8 |
Wave (?)Graph | ||||||||||||||||||||||||
| 6 | 6 | 6 | 6 | 6 | 6 | 6 | 22 | 21 | 23 | 25 | 23 | 8 | 6 | 19 | 17 | 8 | 41 | 99 | 151 | 355 | 421 | 485 | 634 | |
Wind (km/h) | ENE | ENE | ESE | ESE | E | NE | NE | NE | ENE | E | ESE | SE | E | NNW | NNW | NW | NW | NW | WNW | WNW | W | W | W | W |
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- off | glass | cross- on | cross- on | cross- on | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 5:28PM 2.73 | 6:05AM 2.84 | 6:19PM 2.61 | 6:49AM 2.76 | 7:10PM 2.48 | 7:30AM 2.67 | ||||||||||||||||||
Low Tide / height (m) | 11:43PM 0.23 | 12:17PM 0.50 | 12:29AM 0.40 | 1:05PM 0.53 | 1:13AM 0.59 | 1:52PM 0.56 | ||||||||||||||||||
Thu 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:33 | - | - | - | - | - | - | - | 5:33 | - | - | - | - | - | - | - | 5:33 | - | - | - |
| Sunset | 8:36 | - | - | - | - | - | - | - | 8:37 | - | - | - | - | - | - | - | 8:37 | - | - | - | - | - | - | - |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - |
| Temp. °C | 14 | 12 | 10 | 10 | 12 | 16 | 18 | 18 | 17 | 15 | 14 | 14 | 15 | 17 | 18 | 17 | 16 | 15 | 14 | 14 | 13 | 14 | 14 | 14 |
| Feels °C (?) | 10 | 9 | 7 | 7 | 9 | 13 | 15 | 15 | 14 | 13 | 13 | 13 | 15 | 16 | 17 | 15 | 12 | 10 | 9 | 7 | 5 | 5 | 4 | 4 |

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 Tam O'Shanter 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.

