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:
Praia de Fora surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 2 pm Monday 15 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Praia de Fora surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Praia de Fora sea temperature is
24.7° C
(Which is normal for this time of year)How big are the waves at Praia de Fora today?
The current surf forecast for Praia de Fora at 10PM is: 0.5m 10s primary swell from a South-southeast direction and 0.3m 7s secondary swell from a East direction (forecast issued at 02:00pm December 15). The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | - | - |
| Afternoon (15 Dec) | 1.5ft (0.5m) | 10s |
| Evening (15 Dec) | 1.5ft (0.5m) | 10s |
Table - waves today at Praia de Fora. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| 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 | 3 AM | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 10 | 9 | 9 | 5 | 6 | 7 | 8 | 8 | 8 | 7 | 8 | 8 | 8 | 7 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 49 | 63 | 57 | 56 | 55 | 51 | 50 | 50 | 50 | 52 | 54 | 54 | 31 | 153 | 462 | 250 | 219 | 236 | 183 | 213 | 220 | 191 | 157 | 99 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | glass | glass | cross- off | off | glass | cross- off | glass | glass | cross- off | cross | cross | cross | cross- off | cross- off | cross- on | cross- on | cross- on | on | on | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 11:58AM 0.81 | 12:41AM 0.91 | 12:30PM 0.84 | 1:21AM 0.97 | 1:00PM 0.87 | 1:55AM 1.02 | ||||||||||||||||||
Low Tide / height (m) | 5:54PM 0.31 | 6:31AM 0.38 | 6:39PM 0.22 | 7:16AM 0.36 | 7:19PM 0.15 | 7:57AM 0.34 | ||||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 5:07 | - | - | - | - | - | - | - | 5:07 | - | - | - | - | - | - | - | 5:09 | - |
| Sunset | - | - | 6:42 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - |
 | | |  | |  |  | |  | | |  | |  |  | | |  | |  | | | | | |
Rain (mm) | 2 | 4 | 6 | 3 | 1 | - | - | - | - | 1 | 2 | 24 | 16 | 1 | 3 | - | - | 1 | 1 | - | - | - | - | - |
| Temp. °C | 27 | 27 | 25 | 25 | 25 | 25 | 25 | 29 | 31 | 26 | 27 | 24 | 23 | 23 | 22 | 24 | 24 | 23 | 23 | 22 | 22 | 21 | 21 | 22 |
| Feels °C (?) | 31 | 32 | 31 | 29 | 29 | 29 | 28 | 33 | 35 | 30 | 31 | 25 | 24 | 24 | 23 | 25 | 24 | 23 | 24 | 22 | 23 | 22 | 22 | 22 |
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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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