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 pm Friday 12 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
9.6° C
(Which is normal for this time of year)How big are the waves at Cullen today?
The current surf forecast for Cullen at 3AM is: 0.5m 10s primary swell from a North-northeast direction (forecast issued at 11:00pm December 12). An open ocean swell of 0.1m 7s is not directed at the surf break, a second open ocean swell of 0.3m 3s 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 | ||||||||||||||||||||||
| 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) (?) | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 21 | 9 | 9 | 9 | 3 | 9 | 9 | 10 | 9 | 9 | 9 | 4 | 10 | 4 | 10 | 6 | 4 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 64 | 63 | 62 | 40 | 38 | 19 | 18 | 8 | 8 | 8 | 3 | 0 | 0 | 8 | 9 | 9 | 8 | 9 | 10 | 10 | 1 | 10 | 1 | 2 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | cross- off | cross- off | off | off | off | cross- off | cross- off | cross- off | cross- off | off | off | off | off | off | off | cross- on | cross | cross- off | off | off | off | 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 | |||||||||||||||||||
Low Tide / height (m) | 12:30AM 0.79 | 12:48PM 1.29 | 1:32AM 0.86 | 1:56PM 1.23 | 2:27AM 0.90 | 2:52PM 1.11 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 8:45 | - | - | - | - | - | - | - | 8:47 | - | - | - | - | - | - | - | 8:48 | - | - | - |
| Sunset | - | - | - | - | - | - | 3:23 | - | - | - | - | - | - | - | 3:23 | - | - | - | - | - | - | - | 3:23 | - |
 | |  | |  | | | |  | | | | |  |  | | |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - |
| Temp. °C | 8 | 7 | 7 | 8 | 8 | 8 | 10 | 11 | 12 | 13 | 12 | 11 | 12 | 13 | 13 | 13 | 14 | 7 | 8 | 8 | 8 | 8 | 8 | 8 |
| Feels °C (?) | 2 | 1 | 1 | 2 | 1 | 0 | 1 | 3 | 5 | 8 | 8 | 6 | 8 | 9 | 7 | 5 | 7 | 0 | 3 | 3 | 4 | 4 | 4 | 4 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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