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:
No Pass surfForecast / CAL – Humboldt / USA
48hr Weather and Surf, issued 9 am Saturday 13 Dec 2025 PSTForecast update in hr min s Forecast update imminent
No Pass surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's No Pass sea temperature is
13.1° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at No Pass today?
The current surf forecast for No Pass at 5PM is: 0.9m 11s primary swell from a West-northwest direction and 0.6m 13s secondary swell from a West direction (forecast issued at 09:00am December 13). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Dec) | 3.5ft (1.1m) | 12s |
| Afternoon (13 Dec) | 3ft (0.9m) | 11s |
| Evening (13 Dec) | 3.5ft (1.0m) | 12s |
Table - waves today at No Pass. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| 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 | 4 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 11 | 11 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 11 | 10 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 368 | 337 | 273 | 153 | 350 | 280 | 268 | 199 | 196 | 191 | 181 | 206 | 194 | 192 | 148 | 136 | 103 | 103 | 101 | 375 | 703 | 1174 | 1455 | 1447 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | glass | glass | glass | glass | glass | glass | glass | cross- off | off | cross- off | glass | off | cross- off | off | off | off | cross- off | cross- off | glass | cross- off | glass | glass | glass |
High Tide / height (m) | 6:25AM 1.79 | 7:00PM 1.25 | 7:01AM 1.85 | 8:15PM 1.26 | 7:35AM 1.90 | 9:17PM 1.31 | ||||||||||||||||||
Low Tide / height (m) | 1:11PM 0.55 | 12:18AM 0.67 | 2:04PM 0.36 | 1:04AM 0.81 | 2:50PM 0.20 | 1:50AM 0.91 | ||||||||||||||||||
Saturday 13 | Sunday 14 | Monday 15 | Tue 16 | |||||||||||||||||||||
| Sunrise | - | 7:28 | - | - | - | - | - | - | - | 7:30 | - | - | - | - | - | - | - | 7:30 | - | - | - | - | - | - |
| Sunset | - | - | - | 4:51 | - | - | - | - | - | - | - | 4:51 | - | - | - | - | - | - | - | 4:51 | - | - | - | - |
 |  | | | | | | | | |  | |  | | |  | |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 14 | 13 | 13 | 13 | 12 | 12 | 11 | 11 | 14 | 15 | 12 | 12 | 12 | 12 | 13 | 13 | 15 | 16 | 15 | 15 | 15 | 15 | 16 |
| Feels °C (?) | 8 | 12 | 11 | 11 | 11 | 10 | 10 | 9 | 8 | 11 | 12 | 10 | 9 | 10 | 9 | 9 | 9 | 12 | 13 | 13 | 13 | 15 | 16 | 17 |
- 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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