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:
Nanjizal surfForecast / Cornwall (South) / UK
48hr Weather and Surf, issued 5 am Friday 12 Dec 2025 GMTForecast update in hr min s Forecast update imminent
Nanjizal surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Nanjizal sea temperature is
12.5° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Nanjizal today?
The current surf forecast for Nanjizal at 1PM is: 6.0m 18s primary swell from a West direction (forecast issued at 05:00am December 12). The wind direction is predicted to be cross-onshore and the swell rating is 11.
| Time (GMT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 18ft (5.5m) | 19s |
| Afternoon (12 Dec) | 20ft (6.0m) | 18s |
| Evening (12 Dec) | 18ft (5.5m) | 18s |
Table - waves today at Nanjizal. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | Mon 15 | |||||||||||||||||||||
| 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 | 9 PM | 0 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 15 | 19 | 19 | 18 | 18 | 18 | 18 | 17 | 16 | 16 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 10238 | 10748 | 20215 | 24047 | 23434 | 20151 | 18066 | 15715 | 12569 | 9418 | 7837 | 6031 | 4506 | 3645 | 3371 | 2914 | 3217 | 3468 | 4212 | 5230 | 5707 | 4852 | 4199 | 4112 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- on | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 10:20AM 4.28 | 11:01PM 3.94 | 11:29AM 4.11 | 12:10AM 3.93 | 12:35PM 4.07 | |||||||||||||||||||
Low Tide / height (m) | 4:20AM 1.35 | 5:01PM 1.31 | 5:21AM 1.52 | 6:01PM 1.43 | 6:25AM 1.58 | 7:01PM 1.45 | ||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | Mon 15 | |||||||||||||||||||||
| Sunrise | - | - | 8:11 | - | - | - | - | - | - | - | 8:11 | - | - | - | - | - | - | - | 8:12 | - | - | - | - | - |
| Sunset | - | - | - | - | 4:20 | - | - | - | - | - | - | - | 4:20 | - | - | - | - | - | - | - | 4:20 | - | - | - |
 | |  | | | | |  | | |  | |  | | | | | | | | |  | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 13 |
| Feels °C (?) | 3 | 6 | 7 | 7 | 7 | 7 | 7 | 8 | 6 | 6 | 4 | 3 | 3 | 3 | 2 | 2 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 3 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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