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:
Matosinhos surfForecast / Douro & Minho / Portugal
48hr Weather and Surf, issued 5 pm Sunday 14 Dec 2025 WETForecast update in hr min s Forecast update imminent
Matosinhos surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Matosinhos sea temperature is
15.2° C
(Which is normal for this time of year)How big are the waves at Matosinhos today?
The current surf forecast for Matosinhos at 2AM is: 2.1m 14s primary swell from a West-northwest direction (forecast issued at 05:00pm December 14). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (WET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Dec) | 6ft (1.9m) | 14s |
| Afternoon (15 Dec) | 6.5ft (2.0m) | 13s |
| Evening (15 Dec) | 10ft (3.0m) | 16s |
Table - waves today at Matosinhos. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| 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 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 1094 | 1325 | 1548 | 1657 | 1610 | 1387 | 1367 | 1444 | 1339 | 1739 | 3857 | 3441 | 3243 | 1994 | 4716 | 4531 | 6168 | 5895 | 3528 | 3069 | 2803 | 2444 | 2035 | 1777 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | glass | cross- off | cross- off | cross- off | cross | cross | cross- off | on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 10:56PM 3.12 | 11:10AM 3.16 | 11:34PM 3.12 | 11:48AM 3.06 | 12:10AM 3.08 | |||||||||||||||||||
Low Tide / height (m) | 4:43PM 0.72 | 4:59AM 0.83 | 5:19PM 0.77 | 5:38AM 0.87 | 5:54PM 0.84 | 6:16AM 0.92 | ||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:52 | - | - | - | - | - | - | - | 7:52 | - | - | - | - | - | - | - | 7:54 | - |
| Sunset | 5:06 | - | - | - | - | - | - | - | 5:06 | - | - | - | - | - | - | - | 5:06 | - | - | - | - | - | - | - |
 |  | | | | | |  | |  | |  | | | |  |  |  |  | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | 2 | 3 | 7 | 9 | 3 | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 15 | 14 | 14 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 12 | 12 | 12 | 12 | 13 | 12 | 11 | 10 | 9 | 9 | 10 | 12 |
| Feels °C (?) | 14 | 13 | 13 | 9 | 9 | 9 | 7 | 7 | 6 | 8 | 7 | 7 | 5 | 4 | 4 | 3 | 5 | 5 | 4 | 6 | 5 | 5 | 7 | 10 |
- 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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