Trestles (San Onofre State Beach) · San Diego County
Upper Trestles
Coastal Flood Advisory issued November 4 at 8:18PM PST until November 10 at 12:00PM PST by NWS San Diego CA
Read the National Weather Service warning
* WHAT...Minor to locally moderate coastal flooding expected. Additionally, dangerous rip currents and surf of 3 to 5 feet expcted along west-facing beaches. * WHERE...San Diego County Coastal Areas and Orange County Coastal Areas. * WHEN...From 4 AM Friday to noon PST Tuesday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. * ADDITIONAL DETAILS...Coastal residents and managers of infrastructure in the advisory area should prepare for rising water and take appropriate action to protect life and property. Highest tides will occur in the late morning each day. Observed high tides are 1.3 to 1.6 feet above astronomical tide predictions. Surf will increase starting next Monday, but there is uncertainty in details at this time.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.
Next 5 daysSurf height and tide, hour by hour
16-day outlookTomorrow 3–4 ft · Fair–Good
- Thu, Nov 53–5 ftWind AM calm, PM onshoreGood
- Fri, Nov 63–4 ftWind AM offshore, PM crossFair–Good
- Sat, Nov 72–4 ftWind AM offshore, PM onshoreFair–Good
- Sun, Nov 82–4 ftWind AM offshore, PM onshoreFair–Good
- Mon, Nov 92–4 ftWind AM offshore, PM onshoreFair–Good
- Tue, Nov 102–4 ftWind AM calm, PM calmFair–Good
- Wed, Nov 113–4 ftWind AM calm, PM onshoreFair–Good
- Thu, Nov 123–4 ftWind AM calm, PM calmFair–Good
- Fri, Nov 134–7 ftWind AM cross, PM onshoreFair–Good
- Sat, Nov 146–12 ftWind AM onshore, PM onshoreFair
- Sun, Nov 155–10 ftWind AM onshore, PM onshoreFair
- Mon, Nov 164–9 ftWind AM onshore, PM onshoreFair
- Tue, Nov 174–8 ftWind AM cross, PM onshoreFair–Good
- Wed, Nov 183–5 ftWind AM cross, PM onshoreFair
- Thu, Nov 192–4 ftWind AM calm, PM crossFair–Good
- Fri, Nov 203–4 ftWind AM calm, PM crossFair–Good
Swell1.7 ft @ 14s SSW
- 1.7 ft14 s SSW 200°swell
- 1.1 ft13 s W 280°swell
- 1.3 ft6 s W 266°swell
Offshore deep-water swell from NOAA WAVEWATCH III.
Wind & weather5 mph calm · Mostly sunny
Solid: wind · dashed: gusts · dots: offshore/calm, cross, onshore
- 10 PM6–10 mphoffshore63°F Mostly sunny
- 12 AM5–10 mphcalm61°F Mostly sunny
- 2 AM6–10 mphoffshore60°F Partly cloudy
- 4 AM5–10 mphcalm60°F Partly cloudy
- 6 AM5–10 mphcalm59°F Partly cloudy
- 8 AM4–8 mphcalm66°F Partly cloudy
- 10 AM4–8 mphcalm71°F Clear
- 12 PM8–14 mphonshore74°F Clear
- 2 PM9–16 mphonshore75°F Mostly sunny
- 4 PM8–14 mphcross74°F Mostly sunny
- 6 PM7–13 mphcross72°F Mostly sunny
- 8 PM6–12 mphcross68°F Mostly sunny
- 10 PM5–9 mphcalm66°F Mostly cloudy
National Weather Service forecast; NOAA GFS model beyond about 7 days.
Tides · San ClementeNext low 11 PM · 0.6 ft
- Low11 PM · 0.6 ft
- High6 AM · 5.5 ft
- Low12 PM · 0.7 ft
- High6 PM · 4.5 ft
NOAA Tides & Currents predictions. Best tide here: mid.
Sun & lightFirst light 5:46 AM · Sunset 4:55 PM · UV 5
UV index peak 5 (moderate) around 12 PM.EPA UV index forecast.
| First light | Sunrise | Sunset | Last light | |
|---|---|---|---|---|
| Today | 5:46 AM | 6:11 AM | 4:55 PM | 5:21 PM |
| Tomorrow | 5:46 AM | 6:12 AM | 4:54 PM | 5:20 PM |
Water temp & live buoyWater 75°F · Buoy 3.3 ft @ 13s
Water 75°F (nearby buoy, 10:30 PM). Suggested: Boardshorts or a spring top.
- Wave height
- 1.0 m (3.3 ft)
- Dominant period
- 13 s
- Average period
- 7 s
- Direction
- SW 232°
- Water temp
- 24 °C
Measured at the buoy, shown as reported (feet converted from metres). Data: CDIP, Scripps Institution of Oceanography, via NOAA NDBC.
Water qualityCheck before you paddle out, especially after rain
Health departments post bacteria advisories and sewage-spill closures. Avoid the water for at least 72 hours after rain, especially near river mouths, creeks and storm drains.
Today's status: San Diego County (sdbeachinfo) →Getting thereState Parks day-use parking near the Cristianitos Rd trailhead (fee; check posted rates) or street parking. Fills early on good swells.
- Parking
- State Parks day-use parking near the Cristianitos Rd trailhead (fee; check posted rates) or street parking. Fills early on good swells.
- Access
- Trestles is not reachable by vehicle: walk the nature trail that passes under the Trestles rail bridge. Do not cross the tracks.
- Lifeguards
- California State Parks lifeguards; staffing level at Trestles not confirmed.
- Facilities
- No facilities on the beach; check State Parks for current trailhead facilities.
- Etiquette
- One of the most crowded, highly skilled lineups in California. Dogs are not allowed on the beach.
- Hazards
- Cobbles and urchins underfoot; San Mateo Creek outflow after rain. OC Health Care Agency issues a 72-hour rain advisory after 0.2 in. or more of rain; avoid the water during it.
Local info changes; check posted signs and lifeguards on the day.
About this breakpoint · cobble · faces SW
Faces the mouth of San Mateo Creek on its cobble delta; sand over the cobble shapes the bars. Less consistent than Lowers but can give long rides. Reached only on foot by the nature trail under the rail trestle; crowded.
Faces SW · works on SSE–WNW swell · best SSW–SW · usually surfed by intermediate surfers
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Model run 2026-11-05 00Z. Surf heights are face-height estimates from our spot model. Data sources