NOAA NWS / Event history

Flash Flood Warning issued October 22 at 11:24AM PDT until October 22 at 2:00PM PDT by NWS Los Angeles/Oxnard CA

Flash Flood Warning · Los Angeles, CA. Severe; likely; urgency: immediate.

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Bulletin issued: 22 October 2026 at 18:24 UTC
First saved by us: 22 October 2026 at 18:27 UTC
Last included in a daily record: 22 October 2026
The linked daily edition preserves what we captured that UTC day; this event page is not a live warning.
Source classification: Severe · Source alert

A recent feed check does not mean a new observation. This page preserves source records; it does not establish current safety or warning status.

Issuer / area: NWS Los Angeles/Oxnard CA · Los Angeles, CA
Certainty / urgency: Likely / Immediate
Message expiry (not hazard end): 22 October 2026 at 21:00 UTC
Forecast onset / end: 22 October 2026 at 18:24 UTC / 22 October 2026 at 21:00 UTC

Archived official description

FFWLOX The National Weather Service in Los Angeles/Oxnard has issued a * Flash Flood Warning for... East Central Los Angeles County in southwestern California... Including central and southern parts of the Bridge Burn Scar. * Until 200 PM PDT. * At 1124 AM PDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. The expected rainfall rate is 0.5 to 1 inch in 1 hour. Flash flooding is ongoing or expected to begin shortly. Rock slides, mud slides, and minor debris flows are possible. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Rock slides, mud slides, and minor debris flows. * Some locations that will experience flash flooding include... San Dimas, Glendora, Pomona, La Verne and Claremont. Central and southern Bridge Burn Scar.

Instructions in this archived message

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Follow directions of emergency management, law enforcement, and fire agency officials.

The saved record

What changed

0 updates · 1 first record

Each update compares two versions we saved. This may not include every update from the source. A missing report does not mean an event has ended.

First saved record · 22 October 2026 at 18:27 UTC

Saved by us

22 October 2026 at 18:27 UTC

Starting point

First saved record

Our first saved version of Flash Flood Warning issued October 22 at 11:24AM PDT until October 22 at 2:00PM PDT by NWS Los Angeles/Oxnard CA. We have no earlier saved version to compare.

Bulletin issued: 22 October 2026 at 18:24 UTC

View saved version 1

Original saved fields, unchanged. This is our record, not an archived copy of the external webpage.

{
  "id": "nws:6ec66cf950f76c7247e8e9d7",
  "authorityId": "urn:oid:2.49.0.1.840.0.99dd90cd08188fb2a6e50bf40f2b40c41d586f25.001.1",
  "sender": "w-nws.webmaster@noaa.gov",
  "references": [],
  "category": "weather",
  "title": "Flash Flood Warning issued October 22 at 11:24AM PDT until October 22 at 2:00PM PDT by NWS Los Angeles/Oxnard CA",
  "eventType": "Flash Flood Warning",
  "occurredAt": "2026-10-22T18:24:00.000Z",
  "issuedAt": "2026-10-22T18:24:00.000Z",
  "timeBasis": "Bulletin issued",
  "effectiveAt": "2026-10-22T18:24:00.000Z",
  "onsetAt": "2026-10-22T18:24:00.000Z",
  "expiresAt": "2026-10-22T21:00:00.000Z",
  "forecastEndAt": "2026-10-22T21:00:00.000Z",
  "severity": "Severe",
  "urgency": "Immediate",
  "certainty": "Likely",
  "messageType": "Alert",
  "status": "Source alert",
  "place": "Los Angeles, CA",
  "coordinates": null,
  "issuer": "NWS Los Angeles/Oxnard CA",
  "summary": "Flash Flood Warning · Los Angeles, CA. Severe; likely; urgency: immediate.",
  "description": "FFWLOX\n\nThe National Weather Service in Los Angeles/Oxnard has issued a\n\n* Flash Flood Warning for...\nEast Central Los Angeles County in southwestern California...\nIncluding central and southern parts of the Bridge Burn Scar.\n\n* Until 200 PM PDT.\n\n* At 1124 AM PDT, Doppler radar indicated thunderstorms producing\nheavy rain across the warned area. The expected rainfall rate is\n0.5 to 1 inch in 1 hour. Flash flooding is ongoing or expected to\nbegin shortly. Rock slides, mud slides, and minor debris flows are\npossible.\n\nHAZARD...Flash flooding caused by thunderstorms.\n\nSOURCE...Radar indicated.\n\nIMPACT...Flash flooding of small creeks and streams, urban areas,\nhighways, streets and underpasses as well as other poor\ndrainage and low-lying areas. Rock slides, mud slides, and\nminor debris flows.\n\n* Some locations that will experience flash flooding include...\nSan Dimas, Glendora, Pomona, La Verne and Claremont. Central and\nsouthern Bridge Burn Scar.",
  "instruction": "Turn around, don't drown when encountering flooded roads. Most flood\ndeaths occur in vehicles.\n\nFollow directions of emergency management, law enforcement, and fire\nagency officials.",
  "url": "https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.99dd90cd08188fb2a6e50bf40f2b40c41d586f25.001.1",
  "source": "nws",
  "sourceName": "NOAA NWS"
}

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