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:
Monte Clerigo surfForecast / Algarve / Portugal
48hr Weather and Surf, issued 5 pm Friday 12 Dec 2025 WETForecast update in hr min s Forecast update imminent
Monte Clerigo surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Monte Clerigo sea temperature is
16.5° C
(Which is slightly cooler than normal)How big are the waves at Monte Clerigo today?
The current surf forecast for Monte Clerigo at 9PM is: 5.0m 19s primary swell from a West-northwest direction (forecast issued at 05:00pm December 12). An open ocean swell of 1.1m 5s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 11.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Dec) | - | - |
| Afternoon (12 Dec) | 13ft (4.0m) | 16s |
| Evening (12 Dec) | 16ft (5.0m) | 19s |
Table - waves today at Monte Clerigo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| 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 | 9 AM | 12 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 16 | 18 | 19 | 18 | 18 | 18 | 17 | 17 | 17 | 16 | 16 | 16 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 8359 | 12596 | 16509 | 16731 | 15314 | 13824 | 13042 | 11143 | 8742 | 6647 | 5722 | 4885 | 3326 | 2967 | 2471 | 1990 | 1659 | 1518 | 1541 | 1672 | 2091 | 2002 | 2008 | 1905 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross | cross- off | glass | cross- off | glass | cross | cross- on | cross- on |
High Tide / height (m) | 8:58PM 2.07 | 9:17AM 2.23 | 10:02PM 2.10 | 10:20AM 2.20 | 10:57PM 2.18 | 11:15AM 2.22 | ||||||||||||||||||
Low Tide / height (m) | 2:42PM 0.75 | 2:57AM 0.92 | 3:45PM 0.78 | 4:06AM 0.90 | 4:40PM 0.77 | 5:05AM 0.84 | ||||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:39 | - | - | - | - | - | - | - | 7:41 | - | - | - | - | - | - | - | 7:41 | - |
| Sunset | 5:17 | - | - | - | - | - | - | - | 5:17 | - | - | - | - | - | - | - | 5:17 | - | - | - | - | - | - | - |
 |  | |  | | |  |  | |  | | | | |  | | | |  | | | | | | |
Rain (mm) | 2 | 3 | 2 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 15 | 13 | 13 | 13 | 13 | 13 | 13 | 16 | 18 | 16 | 14 | 14 | 13 | 12 | 13 | 17 | 18 | 16 | 15 | 14 | 14 | 14 | 14 | 16 |
| Feels °C (?) | 13 | 10 | 9 | 9 | 9 | 9 | 9 | 12 | 14 | 13 | 11 | 11 | 10 | 9 | 10 | 15 | 16 | 15 | 14 | 13 | 13 | 13 | 13 | 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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