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San Onofre - Trails Surf Forecast
/ CAL – Orange County (51 breaks) / California (404 breaks) /
Surf Forecasts:
San Onofre - Trails surfForecast / CAL – Orange County / USA
48hr Weather and Surf, issued 10 am Monday 20 Apr 2026 PDTForecast update in hr min s Forecast update imminent
San Onofre - Trails surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's San Onofre - Trails sea temperature is
18.0° C
(Which is 2.6°C warmer than normal for this time of year)How big are the waves at San Onofre - Trails today?
The current surf forecast for San Onofre - Trails at 4PM is: 0.6m 13s primary swell from a South-southwest direction and 0.3m 16s secondary swell from a South direction, 0.3m 3s secondary swell from a West direction (forecast issued at 10:00am April 20). The wind direction is predicted to be onshore.
| Time (PDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Apr) | 1.5ft (0.5m) | 13s |
| Afternoon (20 Apr) | 2ft (0.6m) | 13s |
| Evening (20 Apr) | 2ft (0.6m) | 12s |
Table - waves today at San Onofre - Trails. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 20 | Tuesday 21 | Wednesday 22 | Thu 23 | |||||||||||||||||||||
| 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) (?) | 13 | 13 | 13 | 12 | 13 | 12 | 12 | 12 | 12 | 15 | 15 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 17 | 16 | 16 | 16 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 151 | 98 | 113 | 103 | 140 | 85 | 83 | 101 | 121 | 86 | 76 | 192 | 192 | 188 | 159 | 227 | 516 | 395 | 395 | 297 | 264 | 254 | 254 | 326 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | glass | cross- on | cross- on | on | on | glass | glass | glass | glass | cross | cross- on | cross- on | on | cross- on | cross- on | cross- on | cross- on | on | cross- on | on | on | glass | cross- off | off |
High Tide / height (m) | 12:33PM 0.97 | 11:31PM 1.75 | 1:58PM 0.89 | 12:29AM 1.60 | 3:47PM 0.91 | 1:49AM 1.45 | ||||||||||||||||||
Low Tide / height (m) | 6:11AM -0.29 | 5:03PM 0.59 | 7:16AM -0.20 | 5:50PM 0.71 | 8:32AM -0.11 | 7:17PM 0.81 | ||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | Thu 23 | |||||||||||||||||||||
| Sunrise | 6:13 | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 7:23 | - | - | - | - | - | - | - | 7:24 | - | - | - | - | - | - | - | 7:24 | - | - | - | - |
 | | | |  | |  | | | | |  |  | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 16 | 18 | 18 | 18 | 16 | 16 | 16 | 15 | 16 | 18 | 18 | 18 | 17 | 16 | 16 | 15 | 15 | 16 | 16 | 16 | 16 | 15 | 15 | 14 |
| Feels °C (?) | 17 | 17 | 16 | 16 | 15 | 16 | 16 | 14 | 15 | 16 | 15 | 16 | 15 | 13 | 13 | 12 | 12 | 13 | 13 | 13 | 14 | 14 | 14 | 12 |
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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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