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:
Cullen surfForecast / Scot – East Coast / UK
48hr Weather and Surf, issued 11 am Saturday 13 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Cullen surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Cullen sea temperature is
9.7° C
(Which is normal for this time of year)How big are the waves at Cullen today?
The current surf forecast for Cullen at 7PM is: 0.2m 9s primary swell from a North-northeast direction (forecast issued at 11:00am December 13). An open ocean swell of 0.1m 9s is not directed at the surf break, a second open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 1.5ft (0.4m) | 10s |
| Afternoon (13 Dec) | 1ft (0.3m) | 10s |
| Evening (13 Dec) | 0.5ft (0.2m) | 9s |
Table - waves today at Cullen. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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 | 6 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 4 | 9 | 10 | 5 | 3 | 10 | 6 | 5 | 5 | 5 | 6 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 38 | 19 | 18 | 8 | 8 | 3 | 3 | 2 | 2 | 2 | 1 | 0 | 17 | 0 | 6 | 4 | 11 | 4 | 2 | 3 | 2 | 1 | 0 | 0 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | cross | cross | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 6:39AM 2.51 | 6:38PM 2.69 | 7:38AM 2.54 | 7:42PM 2.65 | 8:29AM 2.61 | 8:40PM 2.66 | ||||||||||||||||||
Low Tide / height (m) | 12:48PM 1.29 | 1:32AM 0.86 | 1:56PM 1.23 | 2:27AM 0.90 | 2:52PM 1.11 | 3:14AM 0.89 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | 8:45 | - | - | - | - | - | - | - | 8:47 | - | - | - | - | - | - | - | 8:48 | - | - | - | - | - | - | - |
| Sunset | - | - | 3:23 | - | - | - | - | - | - | - | 3:23 | - | - | - | - | - | - | - | 3:23 | - | - | - | - | - |
 | | |  |  | | | |  | |  | | |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | 2 | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 9 | 10 | 11 | 13 | 13 | 13 | 13 | 11 | 11 | 13 | 14 | 14 | 10 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 |
| Feels °C (?) | 1 | 1 | 1 | 3 | 6 | 5 | 9 | 10 | 7 | 4 | 6 | 7 | 7 | 4 | 6 | 4 | 3 | 4 | 4 | 4 | 4 | 3 | 2 | 2 |
- 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 Cullen 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