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NWS Las Vegas NVFF.W 0047September 28, 2026

Flash Flood Warning: Mohave, San Bernardino and Clark, AZ and CA

The National Weather Service office in Las Vegas issued a flash flood warning for Mohave, San Bernardino and Clark in Arizona, California, Nevada, which was in force until 7:15 p.m. local time on September 28. It was the 47th flash flood warning the NWS office in Las Vegas issued in 2026. Arizona had 145 flash flood warnings in September 2026, against 41 in an average September of 2008-2025 (Arizona's flash flood warnings by year).

ExpiredWarning

Issued4:22 p.m. PDT, September 28, 2026
In force4:22 p.m. PDT, September 28, 2026
Expired7:15 p.m. PDT, September 28, 2026

In force for 2.9 hours; it has expired. The agency may have replaced it with a new notice.

The notice

Issued by
National Weather Service, Las Vegas NV
Area
Mohave, San Bernardino and Clark
State
Arizona
Level
Warning
Issued
4:22 p.m. PDT, September 28, 2026
Expires
7:15 p.m. PDT, September 28, 2026
CAP severity, certainty, urgency
Severe, Likely, Immediate
VTEC event
KVEF FF.W 0047
Official source
National Weather Service: the notice at its source

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

FFWVEF The National Weather Service in Las Vegas has issued a * Flash Flood Warning for... West Central Mohave County in northwestern Arizona... San Bernardino County in southern California... South Central Clark County in southern Nevada... * Until 715 PM PDT /715 PM MST/. * At 422 PM PDT /422 PM MST/, Doppler radar indicated a line of thunderstorms producing heavy rain across near Laughlin and Golden Valley. Between 0.25 and 0.75 inches of rain have fallen. These storms will develop eastward into the Kingman metro through the early evening hours. 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... Bullhead City, Kingman, Laughlin, Katherine Landing, Needles, Golden Valley, New Kingman-Butler, Chloride, Windy Point Campground, Packsaddle Campground, Oatman, Hualapai Mountain Park, Wild Cow Campground, Dw Ranch Road, Mesquite Creek, Big Bend Rec Area, Mojave Ranch Estates, Mohave Valley, Arizona Village and Hualapai Peak.

What the agency told people to do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

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.