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:
Mancora surfForecast / Piura / Peru
48hr Weather and Surf, issued 6 am Thursday 11 Dec 2025 -05Forecast update in hr min s Forecast update imminent
Mancora surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mancora sea temperature is
23.5° C
(Which is 2.4°C warmer than normal for this time of year)How big are the waves at Mancora today?
The current surf forecast for Mancora at 9AM is: 0.7m 13s primary swell from a South-southwest direction and 0.5m 13s secondary swell from a Northwest direction, 0.7m 4s secondary swell from a South-southwest direction (forecast issued at 06:00am December 11). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (-05) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 2.5ft (0.7m) | 13s |
| Afternoon (11 Dec) | 5ft (1.6m) | 5s |
| Evening (11 Dec) | 5ft (1.6m) | 5s |
Table - waves today at Mancora. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | Sun 14 | |||||||||||||||||||||
| 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 13 | 13 | 5 | 6 | 5 | 12 | 12 | 12 | 12 | 12 | 12 | 5 | 12 | 12 | 11 | 11 | 14 | 11 | 16 | 11 | 11 | 11 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 151 | 151 | 149 | 613 | 143 | 176 | 111 | 96 | 96 | 96 | 96 | 94 | 94 | 83 | 90 | 90 | 87 | 85 | 61 | 82 | 66 | 57 | 62 | 61 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- on | cross- on | cross- on | cross | cross | cross- off | cross- off | glass | on | cross- on | cross- on | cross | cross | cross | glass | glass | cross- on | on | cross- on | cross | cross | cross |
High Tide / height (m) | 8:42AM 1.36 | 9:26PM 1.57 | 9:52AM 1.29 | 10:23PM 1.50 | 11:05AM 1.28 | 11:19PM 1.46 | ||||||||||||||||||
Low Tide / height (m) | 2:50AM 0.51 | 2:49PM 0.43 | 3:54AM 0.54 | 3:50PM 0.55 | 4:57AM 0.54 | 4:56PM 0.63 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sun 14 | |||||||||||||||||||||
| Sunrise | - | 6:05 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:29 | - | - | - |
 |  |  |  | |  | | |  | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 22 | 24 | 25 | 25 | 22 | 21 | 22 | 22 | 22 | 24 | 24 | 24 | 21 | 23 | 23 | 23 | 22 | 24 | 24 | 23 | 21 | 21 | 22 |
| Feels °C (?) | 18 | 21 | 24 | 24 | 21 | 18 | 18 | 20 | 22 | 24 | 24 | 22 | 19 | 17 | 21 | 22 | 24 | 24 | 25 | 24 | 21 | 18 | 18 | 19 |
- 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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