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:
Las Conchas surfForecast / Tenerife / Spain
48hr Weather and Surf, issued 11 pm Tuesday 16 Dec 2025 WETForecast update in hr min s Forecast update imminent
Las Conchas surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Las Conchas sea temperature is
21.0° C
(Which is normal for this time of year)How big are the waves at Las Conchas today?
The current surf forecast for Las Conchas at 1AM is: 1.4m 15s primary swell from a North-northwest direction and 1.3m 14s secondary swell from a West-northwest direction (forecast issued at 11:00pm December 16). An open ocean swell of 2.1m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Dec) | 4ft (1.2m) | 13s |
| Afternoon (17 Dec) | 4ft (1.2m) | 13s |
| Evening (17 Dec) | 5ft (1.6m) | 12s |
Table - waves today at Las Conchas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| 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) (?) | 15 | 15 | 14 | 13 | 13 | 13 | 13 | 14 | 12 | 12 | 12 | 12 | 12 | 12 | 23 | 21 | 20 | 19 | 18 | 17 | 16 | 16 | 15 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 693 | 917 | 661 | 599 | 479 | 1930 | 430 | 1161 | 797 | 727 | 657 | 543 | 551 | 543 | 1224 | 1868 | 2968 | 2347 | 3523 | 3248 | 2736 | 2794 | 1907 | 1736 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- off |
High Tide / height (m) | 11:21PM 1.68 | 11:39AM 1.62 | 11:58PM 1.75 | 12:17PM 1.66 | 12:34AM 1.81 | 12:54PM 1.69 | ||||||||||||||||||
Low Tide / height (m) | 5:32AM 0.45 | 5:42PM 0.40 | 6:11AM 0.37 | 6:18PM 0.36 | 6:47AM 0.31 | |||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||||||||||
| Sunrise | - | - | - | - | 7:52 | - | - | - | - | - | - | - | 7:52 | - | - | - | - | - | - | - | 7:52 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:14 | - | - | - | - | - | - | - | 6:14 |
 | | |  |  | | | | | | | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 18 | 18 | 17 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 20 | 20 | 19 | 19 | 18 | 18 | 18 | 18 | 20 | 20 | 19 |
| Feels °C (?) | 15 | 15 | 16 | 15 | 18 | 18 | 18 | 18 | 16 | 17 | 17 | 17 | 17 | 20 | 20 | 19 | 19 | 17 | 17 | 16 | 17 | 19 | 20 | 18 |
- 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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