First published Oct 20, 2026, 7:43:15 PM UTC · Last updated Oct 20, 2026, 7:43:15 PM UTC

Floods

Flood Watch — NWS Los Angeles/Oxnard CA

Original source title

Flood Watch issued October 20 at 12:11PM PDT until October 22 at 4:00PM PDT by NWS Los Angeles/Oxnard CA

Reported by U.S. National Weather Service Alerts NWS

The NWS issued a Flood Watch for the Malibu Coast and eastern and western Santa Monica Mountains recreational areas, from Wednesday afternoon through Thursday afternoon. Excessive rainfall could cause flooding; the source advises monitoring later forecasts and preparing to act if flooding develops.

At a glance

Affected location: Malibu Coast and Santa Monica Mountains, California

Illustrative image: Aerial photo of the Los Angeles River . — Joe Mabel/Wikimedia Commons, CC BY-SA 3.0

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Why it matters

The watch identifies possible extensive street flooding and flooding of creeks and rivers in the affected areas.

Location

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Generated scores

Scores are based on the cited reporting and use a 1–10 scale. Read the methodology.

Confidence: 8/10How certain the assessment is based on the clarity and evidence in the cited reporting.
Geographic reach: 3/10How widely the event reaches, from a local area (1) to worldwide impact (10).
Global importance: 2/10The event's broader significance, from limited importance (1) to major global importance (10).
Impact magnitude: 4/10The scale or severity of the real-world impact, from minor (1) to extreme (10).
Urgency: 4/10How time-sensitive the event is, from low urgency (1) to immediate attention needed (10).

Primary official sources

U.S. National Weather Service Alerts NWS Flood Watch issued October 20 at 12:11PM PDT until October 22 at 4:00PM PDT by NWS Los Angeles/Oxnard CA

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