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:
13th Street surfForecast / CAL – Orange County / USA
48hr Weather and Surf, issued 9 am Thursday 11 Dec 2025 PSTForecast update in hr min s Forecast update imminent
13th Street surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's 13th Street sea temperature is
17.3° C
(Which is 1.9°C warmer than normal for this time of year)How big are the waves at 13th Street today?
The current surf forecast for 13th Street at 12PM is: 0.3m 15s primary swell from a West-northwest direction (forecast issued at 09:00am December 11). An open ocean swell of 0.4m 13s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Dec) | 0.5ft (0.2m) | 14s |
| Afternoon (11 Dec) | 1ft (0.3m) | 15s |
| Evening (11 Dec) | 1ft (0.3m) | 14s |
Table - waves today at 13th Street. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 11 | Friday 12 | Saturday 13 | Sun 14 | |||||||||||||||||||||
| 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) (?) | 14 | 14 | 15 | 15 | 18 | 14 | 17 | 17 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 15 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 21 | 18 | 42 | 21 | 34 | 38 | 99 | 93 | 85 | 83 | 80 | 73 | 71 | 70 | 69 | 64 | 60 | 58 | 57 | 57 | 33 | 31 | 34 | 33 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | glass | on | on | glass | glass | glass | glass | glass | glass | on | on | glass | glass | glass | glass | glass | glass | cross- on | cross- on | cross- on | cross- on | glass | glass |
High Tide / height (m) | 2:18PM 1.56 | 4:08AM 1.85 | 3:52PM 1.43 | 4:45AM 1.93 | 5:20PM 1.39 | |||||||||||||||||||
Low Tide / height (m) | 9:12AM 1.17 | 9:00PM 0.66 | 10:39AM 1.00 | 9:48PM 0.80 | 11:41AM 0.81 | 10:32PM 0.92 | ||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sun 14 | |||||||||||||||||||||
| Sunrise | 6:46 | - | - | - | - | - | - | - | 6:47 | - | - | - | - | - | - | - | 6:48 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 4:44 | - | - | - | - | - | - | - | 4:44 | - | - | - | - | - | - | - | 4:44 | - | - | - | - |
 | | | |  | | | | | | | | | | | | | | |  |  |  | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 19 | 20 | 21 | 19 | 19 | 19 | 19 | 18 | 18 | 19 | 21 | 19 | 18 | 18 | 18 | 18 | 18 | 19 | 20 | 20 | 19 | 19 | 18 | 18 |
| Feels °C (?) | 19 | 20 | 20 | 18 | 19 | 18 | 19 | 17 | 18 | 19 | 20 | 17 | 17 | 17 | 18 | 18 | 18 | 19 | 18 | 18 | 18 | 18 | 17 | 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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