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:
Casas surfForecast / Baja Norte / Mexico
48hr Weather and Surf, issued 3 pm Sunday 14 Dec 2025 PSTForecast update in hr min s Forecast update imminent
Casas surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Casas sea temperature is
18.6° C
(Which is 1.6°C warmer than normal for this time of year)How big are the waves at Casas today?
The current surf forecast for Casas at 9PM is: 0.7m 12s primary swell from a West-northwest direction and 0.4m 14s secondary swell from a Southwest direction, 0.6m 5s secondary swell from a West-northwest direction (forecast issued at 03:00pm December 14). The wind direction is predicted to be cross-shore.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | - | - |
| Afternoon (14 Dec) | 2.5ft (0.7m) | 12s |
| Evening (14 Dec) | 2.5ft (0.7m) | 12s |
Table - waves today at Casas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| 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 | 7 AM | 10 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 17 | 16 | 16 | 16 | 16 | 16 | 10 | 12 | 15 | 15 | 15 | 15 | 15 | 16 | 15 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 180 | 123 | 123 | 119 | 90 | 91 | 79 | 55 | 54 | 50 | 66 | 66 | 66 | 66 | 35 | 24 | 57 | 75 | 104 | 104 | 104 | 85 | 59 | 116 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross | cross | cross | cross | cross | cross | cross- on | cross | cross | cross | cross | glass | cross- off | cross- on | cross- on | cross- on | cross | cross | cross | cross | glass | cross- on |
High Tide / height (m) | 6:07PM 1.38 | 5:25AM 2.03 | 6:55PM 1.43 | 5:54AM 2.11 | 7:35PM 1.47 | 6:24AM 2.17 | ||||||||||||||||||
Low Tide / height (m) | 12:05PM 0.64 | 10:49PM 1.00 | 12:38PM 0.48 | 11:27PM 1.05 | 1:10PM 0.35 | 12:02AM 1.07 | ||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:33 | - |
| Sunset | - | 4:44 | - | - | - | - | - | - | - | 4:44 | - | - | - | - | - | - | - | 4:44 | - | - | - | - | - | - |
 | |  | | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 19 | 18 | 18 | 17 | 16 | 17 | 16 | 18 | 19 | 18 | 17 | 17 | 17 | 17 | 17 | 20 | 20 | 19 | 18 | 20 | 19 | 19 | 19 | 20 |
| Feels °C (?) | 18 | 17 | 17 | 17 | 15 | 16 | 15 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 19 | 20 | 19 | 18 | 19 | 18 | 18 | 19 | 19 |
- 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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