FloodZoneMap.org

Flash Flood — Coconino, AZ

Nov 28, 2019

A very large are of low pressure brought wind, rain, and snow to northern Arizona Thanksgiving day and Black Friday. Strong southerly winds brought very moist air over Arizona with rising snow levels. Heavy rain fell below around 7500 through much of Thanksgiving Day with lowing snow levels the night of November 29th into the 30th with the passage of a cold front. Snowfall was eventually reported at the bottom of The Grand Canyon. Significant snow was reported as well as increased flows in lower

Source: NOAA National Weather Service Storm Events Database (event 858660). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Coconino, AZ

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

View Coconino County flood data →

More Flood Stories

Flash Flood1 death$1.0M damage

Coconino, AZ · Aug 22, 2024

A complex of showers and thunderstorms traversed portions of northern Arizona early in the morning with rainfall rates around 0.10-0.30 inches per hour. There was a brief lull in activity around daybreak to mid morning.

Read the full account →
Flash Flood$7.0M damage

Coconino, AZ · Aug 22, 2023

A strong ridge over the central United States and a trough draped across the West Coast put Arizona in a position to receive a moist southerly wind flow.

Read the full account →
Flash Flood$50K damage

Coconino, AZ · Jul 14, 2022

A strong high pressure system centered near the Four Corners and a decaying thunderstorm complex over northwest Mexico brought additional moisture across western Arizona.

Read the full account →
Flash Flood$10.0M damage

Coconino, AZ · Aug 16, 2008

Several thunderstorms over a period of 3 days lead to flash flooding in Cataract Canyon/Havasu Canyon. The flooding lasted several days and caused damage to a few homes in the Village of Supai. There was extensive damage to Havasu Canyon and the campground below the village.

Read the full account →