FloodZoneMap.org

Flash Flood — La Paz, AZ

Aug 9, 2018

Thunderstorms with locally heavy rain affected portions of La Paz County beginning in the late evening hours on August 9th, and the storms persisted into the early morning hours on August 10th. Peak rain rates with the stronger storms were in excess of 2 inches per hour, and this led to an episode of flash flooding along Interstate 10 beginning around midnight and continuing into the very early morning hours. Local law enforcement reported that several roads in the area near the intersection of

Source: NOAA National Weather Service Storm Events Database (event 769915). Narrative written by NWS staff at the time of the event.

Flood Risk Context for La Paz, AZ

This event is one of many recorded floods in La Paz County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View La Paz County flood data →

More Flood Stories

Flash Flood$500K damage

La Paz, AZ · Aug 24, 2022

A very moist (PWATs 2.0+ inches) and unstable (MLCAPE 2000-3000 J/KG) air mass led to be a very conducive environment for vigorous thunderstorm activity across portions of southwest Arizona.

Read the full account →
Flash Flood$75K damage

La Paz, AZ · Aug 21, 2022

Isolated showers and thunderstorms initially began across parts of southern Gila County, along with eastern Maricopa County and northeast Pinal County, producing locally heavy rainfall leading to isolated flash flooding.

Read the full account →
Flash Flood$50K damage

La Paz, AZ · Aug 14, 2022

Abundant moisture (PWATs 1.7-2.0) and instability (MUCAPE 2,000 J/kg) provided a favorable environment for strong to severe thunderstorms across south-central Arizona on the 14th.

Read the full account →
Flash Flood$15K damage

La Paz, AZ · Sep 2, 2023

A deep closed low along the California coast and broad upper level ridging centered over the southern Plains promoted deep southerly flow across the Desert Southwest.

Read the full account →