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:
Tonel surfForecast / Algarve / Portugal
48hr Weather and Surf, issued 5 pm Tuesday 16 Dec 2025 WETForecast update in hr min s Forecast update imminent
Tonel surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tonel sea temperature is
17.0° C
(Which is slightly cooler than normal)How big are the waves at Tonel today?
The current surf forecast for Tonel at 10PM is: 5.5m 12s primary swell from a Northwest direction (forecast issued at 05:00pm December 16). The wind direction is predicted to be cross-shore.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Dec) | - | - |
| Afternoon (16 Dec) | 20ft (6.0m) | 13s |
| Evening (16 Dec) | 20ft (6.0m) | 12s |
Table - waves today at Tonel. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| 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) (?) | 13 | 12 | 12 | 12 | 13 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 24 | 22 | 21 | 19 | 19 | 18 | 17 | 17 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 11494 | 11385 | 10544 | 8573 | 7696 | 5850 | 4969 | 3975 | 3292 | 2795 | 2490 | 1945 | 1624 | 1572 | 3519 | 13526 | 16101 | 14973 | 14511 | 11449 | 11445 | 10925 | 8467 | 9742 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross- on | glass | glass | cross- off | cross- off | cross | cross | cross | cross | cross- on | cross | cross- on | cross |
High Tide / height (m) | 12:22AM 2.41 | 12:42PM 2.34 | 1:01AM 2.50 | 1:21PM 2.41 | 1:37AM 2.59 | |||||||||||||||||||
Low Tide / height (m) | 6:06PM 0.67 | 6:33AM 0.64 | 6:44PM 0.61 | 7:11AM 0.54 | 7:20PM 0.54 | 7:48AM 0.46 | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:41 | - | - | - | - | - | - | - | 7:43 | - | - | - | - | - | - | - | 7:43 | - |
| Sunset | 5:20 | - | - | - | - | - | - | - | 5:20 | - | - | - | - | - | - | - | 5:20 | - | - | - | - | - | - | - |
 |  |  | | | | |  | |  | | | | | | | | |  | | |  |  |  | |
Rain (mm) | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 3 | 6 | 1 |
| Temp. °C | 14 | 14 | 13 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 16 | 15 | 14 | 14 | 13 |
| Feels °C (?) | 2 | 1 | 1 | 4 | 6 | 6 | 6 | 7 | 10 | 9 | 11 | 12 | 13 | 13 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 7 |
- 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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