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NWS Phoenix AZFF.W 0083October 11, 2026

Flash Flood Warning: Imperial, CA

The National Weather Service office in Phoenix issued a flash flood warning for Imperial in California, in force until 3:15 a.m. local time on October 11. It was the 83rd flash flood warning the NWS office in Phoenix issued in 2026. California had 9 flash flood warnings in October 2026, against 9 in an average October of 2008-2025 (California's flash flood warnings by year).

Warning

Issued12:18 a.m. PDT, October 11, 2026
In force12:18 a.m. PDT, October 11, 2026
Expires3:15 a.m. PDT, October 11, 2026

In force for 3 hours

The notice

Issued by
National Weather Service, Phoenix AZ
Area
Imperial
State
California
Level
Warning
Issued
12:18 a.m. PDT, October 11, 2026
Expires
3:15 a.m. PDT, October 11, 2026
CAP severity, certainty, urgency
Severe, Likely, Immediate
VTEC event
KPSR FF.W 0083
Official source
National Weather Service: the notice at its source

Flash Flood Warnings in California since 2008Every warning type in California

Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.

The notice as issued

FFWPSR The National Weather Service in Phoenix has issued a * Flash Flood Warning for... West Central Imperial County in southeastern California... * Until 315 AM PDT. * At 1218 AM PDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Up to 1 inch of rain has fallen. The expected rainfall rate is 0.5 to 1.5 inches in 1 hour. Additional rainfall amounts of 0.5 to 1.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Mainly rural areas of West Central Imperial County.

What the agency told people to do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding. Be aware of your surroundings and do not drive on flooded roads.

Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.

The record around this notice