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:
Barron Rivermouth surfForecast / Sinaloa / Mexico
48hr Weather and Surf, issued 10 am Thursday 11 Dec 2025 MSTForecast update in hr min s Forecast update imminent
Barron Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Barron Rivermouth sea temperature is
24.9° C
(Which is normal for this time of year)How big are the waves at Barron Rivermouth today?
The current surf forecast for Barron Rivermouth at 3PM is: 0.4m 12s primary swell from a Southwest direction and 0.4m 5s secondary swell from a West-northwest direction (forecast issued at 10:00am December 11). The wind direction is predicted to be cross-onshore.
| Time (MST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 1.5ft (0.4m) | 12s |
| Afternoon (11 Dec) | 1.5ft (0.4m) | 12s |
| Evening (11 Dec) | 1.5ft (0.4m) | 12s |
Table - waves today at Barron Rivermouth. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | Sun 14 | |||||||||||||||||||||
| 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 13 | 13 | 11 | 11 | 11 | 12 | 12 | 12 | 12 | 12 | 10 | 10 | 10 | 17 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 38 | 37 | 38 | 38 | 38 | 37 | 38 | 40 | 32 | 27 | 17 | 30 | 19 | 33 | 35 | 35 | 25 | 35 | 35 | 10 | 20 | 20 | 30 | 21 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | on | cross- on | cross- on | cross | cross | glass | glass | off | cross- on | on | cross- on | cross | cross- off | glass | off | glass | cross- on | cross- on | cross- on | cross | cross | cross- off | cross- off |
High Tide / height (m) | 1:16PM 1.05 | 4:04AM 1.30 | 4:26PM 1.02 | 4:36AM 1.37 | 6:00PM 1.09 | |||||||||||||||||||
Low Tide / height (m) | 10:25AM 1.03 | 8:29PM 0.76 | 11:24AM 0.84 | 9:53PM 0.85 | 11:55AM 0.66 | 10:51PM 0.90 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sun 14 | |||||||||||||||||||||
| Sunrise | 6:35 | - | - | - | - | - | - | - | 6:35 | - | - | - | - | - | - | - | 6:37 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 5:20 | - | - | - | - | - | - | - | 5:20 | - | - | - | - | - | - | - | 5:21 | - | - | - | - |
 | | | |  |  | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 21 | 24 | 25 | 24 | 23 | 22 | 22 | 21 | 21 | 24 | 25 | 24 | 22 | 22 | 21 | 21 | 21 | 24 | 25 | 23 | 22 | 22 | 21 | 20 |
| Feels °C (?) | 20 | 24 | 25 | 23 | 23 | 22 | 23 | 22 | 21 | 25 | 26 | 24 | 22 | 23 | 22 | 22 | 23 | 25 | 24 | 22 | 22 | 23 | 22 | 21 |
- 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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