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Coastal Flood Warning Issued for San Diego and Orange County Coastal Areas

October 26, 2026 · wweather1 editorial · 1 min read

The National Weather Service in San Diego has issued a Coastal Flood Warning for coastal areas of San Diego and Orange counties through Thursday afternoon. Significant flooding is expected along the shoreline during late morning high tides.

The warning was issued on October 26 at 1:28 AM PDT and remains in effect until October 29 at 1:00 PM PDT. It covers San Diego County coastal areas and Orange County coastal areas.

According to the National Weather Service, observed high tides are running 1.5 to 1.7 feet above astronomical tide predictions. Significant coastal flooding and shoreline erosion are expected each day during late morning high tides.

The rising waters are anticipated to inundate low-lying property, including homes, businesses, and critical infrastructure. Authorities warn that numerous roads in the affected coastal areas may be closed.

Coastal residents and infrastructure managers in the warned zone are advised to prepare for rising water levels and take actions to safeguard life and property.

Why it is dangerous and what to do

⚠️ Safety
• Take necessary actions to protect flood-prone property.
• Do not drive around barricades.
• Avoid driving through water of unknown depth.
• Prepare for rising water during late morning high tides.
📊 The numbers, from wweather1 data
San Diego: now +18°, Partly cloudy.
That is 3° above the October climate norm.
The record for this date is +31° (2003).
Three-day forecast: 26 October: +26°/+21° · 27 October: +24°/+20° · 28 October: +23°/+20°
The figures are computed automatically from the Open-Meteo/ERA5 archive — no eyeball estimates.

🌍 Weather in nearby cities

📰 Data source: NWS. Forecast and analysis — wweather1, based on Open-Meteo / met.no data.

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