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:
Horseshoe surfForecast / CAL – San Diego County / USA
48hr Weather and Surf, issued 9 pm Saturday 13 Dec 2025 PSTForecast update in hr min s Forecast update imminent
Horseshoe surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Horseshoe sea temperature is
17.3° C
(Which is 1.7°C warmer than normal for this time of year)How big are the waves at Horseshoe today?
The current surf forecast for Horseshoe at 3AM is: 0.5m 12s primary swell from a West-northwest direction and 0.4m 15s secondary swell from a Southwest direction (forecast issued at 09:00pm December 13). The wind direction is predicted to be cross-shore.
| Time (PST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Dec) | 1.5ft (0.4m) | 15s |
| Afternoon (14 Dec) | 1.5ft (0.4m) | 15s |
| Evening (14 Dec) | 1.5ft (0.4m) | 14s |
Table - waves today at Horseshoe. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sat 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| 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 | 1 PM | 4 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 12 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 17 | 13 | 13 | 13 | 16 | 16 | 16 | 16 | 12 | 9 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 149 | 129 | 86 | 83 | 81 | 81 | 75 | 55 | 54 | 52 | 65 | 63 | 62 | 75 | 46 | 44 | 27 | 66 | 66 | 66 | 51 | 24 | 55 | 56 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross | glass | glass | glass | glass | on |
High Tide / height (m) | 5:18PM 0.99 | 5:19AM 1.58 | 6:29PM 0.99 | 5:49AM 1.64 | 7:25PM 1.01 | 6:17AM 1.70 | ||||||||||||||||||
Low Tide / height (m) | 10:36PM 0.49 | 12:26PM 0.22 | 11:15PM 0.59 | 1:05PM 0.07 | 11:50PM 0.67 | 1:39PM -0.04 | ||||||||||||||||||
Sat 13 | Sunday 14 | Monday 15 | Tuesday 16 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - | - |
| Sunset | - | - | - | - | - | - | - | 4:44 | - | - | - | - | - | - | - | 4:44 | - | - | - | - | - | - | - | 4:44 |
 | |  | |  | |  | |  | | | |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 13 | 14 | 14 | 15 | 15 | 16 | 17 | 17 | 16 | 16 | 16 | 17 | 16 | 18 | 19 | 18 | 18 | 18 | 19 | 19 | 19 | 20 | 21 | 19 |
| Feels °C (?) | 12 | 13 | 13 | 15 | 14 | 15 | 16 | 16 | 15 | 15 | 15 | 17 | 15 | 17 | 17 | 17 | 17 | 17 | 18 | 17 | 17 | 18 | 20 | 17 |
- 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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