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:
Culdaff surfForecast / Donegal / Ireland
48hr Weather and Surf, issued 11 pm Wednesday 10 Dec 2025 ISTForecast update in hr min s Forecast update imminent
Culdaff surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Culdaff sea temperature is
10.4° C
(Which is normal for this time of year)How big are the waves at Culdaff today?
The current surf forecast for Culdaff at 5AM is: 0.1m 13s primary swell from a North direction (forecast issued at 11:00pm December 10). An open ocean swell of 3.0m 13s is not directed at the surf break, a second open ocean swell of 1.3m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (IST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 1.5ft (0.5m) | 9s |
| Afternoon (11 Dec) | 4.5ft (1.3m) | 20s |
| Evening (11 Dec) | 11ft (3.5m) | 17s |
Table - waves today at Culdaff. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| 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 | 3 PM | 6 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 10 | 10 | 13 | 9 | 22 | 20 | 18 | 17 | 16 | 16 | 17 | 18 | 18 | 18 | 17 | 17 | 17 | 16 | 16 | 16 | 10 | 14 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1728 | 61 | 61 | 4 | 38 | 311 | 1171 | 2864 | 6684 | 6393 | 7374 | 11301 | 15121 | 15109 | 13174 | 12087 | 11438 | 12727 | 10805 | 9304 | 8988 | 15 | 0 | 9 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | off | off | off | cross- off | cross- off | cross- off | off | off | off |
High Tide / height (m) | 10:19PM 1.94 | 10:58AM 2.34 | 11:28PM 1.81 | 12:08PM 2.20 | 12:47AM 1.78 | 1:19PM 2.12 | ||||||||||||||||||
Low Tide / height (m) | 4:27AM 0.59 | 5:37PM 0.72 | 5:31AM 0.72 | 6:45PM 0.78 | 6:43AM 0.81 | |||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:44 | - | - | - | - | - | - | - | 8:45 | - | - | - | - | - | - | - | 8:45 | - | - | - |
| Sunset | - | - | - | - | - | - | 3:57 | - | - | - | - | - | - | - | 3:57 | - | - | - | - | - | - | - | 3:57 | - |
 | | |  |  |  | | | |  | | |  |  | | | | | | | | | |  | |
Rain (mm) | - | - | - | - | - | 3 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | 1 |
| Temp. °C | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 8 | 7 | 7 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 10 | 12 | 12 | 13 |
| Feels °C (?) | 4 | 2 | 2 | 2 | 2 | 5 | 5 | 3 | 2 | 2 | 1 | 0 | -1 | 0 | 0 | 0 | 0 | 0 | -2 | -2 | 1 | 3 | 2 | 6 |
- 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 Culdaff 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