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:
Julias surfForecast / Algarve / Portugal
48hr Weather and Surf, issued 11 pm Thursday 11 Dec 2025 WETForecast update in hr min s Forecast update imminent
Julias surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Julias sea temperature is
16.8° C
(Which is slightly cooler than normal)How big are the waves at Julias today?
The current surf forecast for Julias at 7AM is: 1.2m 14s primary swell from a West-southwest direction and 0.5m 19s secondary swell from a West direction (forecast issued at 11:00pm December 11). The wind direction is predicted to be onshore.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | 4ft (1.2m) | 13s |
| Afternoon (12 Dec) | 6ft (1.9m) | 16s |
| Evening (12 Dec) | 7ft (2.1m) | 18s |
Table - waves today at Julias. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | ||||||||||||||||||||||
| 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) (?) | 13 | 13 | 13 | 14 | 13 | 17 | 16 | 17 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 14 | 14 | 14 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 447 | 373 | 396 | 553 | 514 | 487 | 1943 | 1863 | 2758 | 3672 | 3883 | 3511 | 3164 | 2876 | 2250 | 1853 | 1393 | 1224 | 871 | 651 | 557 | 431 | 312 | 298 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross- on | on | on | on | cross- on | cross- off | cross- off | off | off | cross- off | off | off | cross- off | off | off | off | off | off | off | cross- off | cross- off | off |
High Tide / height (m) | 7:45PM 2.12 | 8:05AM 2.33 | 8:51PM 2.09 | 9:11AM 2.24 | 9:55PM 2.12 | 10:13AM 2.21 | ||||||||||||||||||
Low Tide / height (m) | 1:38AM 0.87 | 2:34PM 0.76 | 2:50AM 0.93 | 3:37PM 0.79 | 3:59AM 0.91 | 4:33PM 0.78 | ||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 7:35 | - | - | - | - | - | - | - | 7:35 | - | - | - | - | - | - | - | 7:37 | - | - | - |
| Sunset | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - | - | - | - | - | - | - | 5:15 | - |
 | |  | |  | | | | | | | |  | |  |  | |  | | | | | | | |
Rain (mm) | - | - | 1 | - | 1 | 1 | 1 | 4 | 3 | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 15 | 15 | 14 | 14 | 14 | 15 | 14 | 13 | 12 | 13 | 13 | 14 | 14 | 16 | 18 | 17 | 16 | 15 | 13 | 13 | 13 | 16 | 17 | 16 |
| Feels °C (?) | 13 | 13 | 14 | 13 | 11 | 13 | 10 | 9 | 8 | 9 | 9 | 9 | 9 | 10 | 13 | 12 | 12 | 11 | 9 | 10 | 10 | 12 | 14 | 14 |
- 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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