Severe Flood ● Closed

Flood Watch issued September 27 at 12:29PM MST until September 29 at 9:00PM MST by NWS Phoenix AZ, United States of America

Icon = what happened · ring colour = how serious: Extreme Severe Moderate Minor

Loading live data… · Marker positions are approximate; severity is labelled in each popup. Sources: USGS, GDACS, NASA EONET, NOAA/NWS, EMSC.

* WHAT...Flooding caused by excessive rainfall continues to be
possible.

* WHERE...A portion of south central Arizona, including the following
areas, Aguila Valley, Apache Junction/Gold Canyon, Cave Creek/New
River, Deer Valley, Dripping Springs, Fountain Hills/East Mesa,
Globe/Miami, Mazatzal Mountains, New River Mesa, Northwest Valley,
Pinal/Superstition Mountains, Rio Verde/Salt River, San Carlos,
Southeast Gila County, Superior and Tonto Basin.

* WHEN...From late Monday night through Tuesday evening.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
- The combination of deep tropical moisture moving into the area
from the south and an approaching weather disturbance from the
west will result in showers and thunderstorms capable of
producing localized heavy rainfall. Moderate to heavy rainfall
rates in excess of 1-2 inches per hour are expected. Some areas
will see training of storms leading to heavier rainfall
accumulations.

- Http://www.weather.gov/safety/flood

Measurements

Coordinates39.9645, -100.8105
RegionAguila Valley; Northwest Valley; Cave Creek/New River; Deer Valley; New River Mesa; Rio Verde/Salt River; Fountain Hills/East Mesa; Superior; Apache Juncti
Location Precisioncountry
Issuing AuthorityUnited States of America — us-noaa-nws-en
Cap UrgencyFuture
Cap CertaintyPossible
Cap Expires2026-09-28T05:00:00-07:00

Official source

Warnings courtesy of the issuing national meteorological service, via the WMO Alert Hub.

This is an official warning issued by the authority named above. Follow its instructions and those of your local emergency services.

Severity as published by WMO Alert Hub (national weather services).

View original report

This event as JSON · API and licence

Source updated 22 days ago (Sep 27, 2026 19:30 UTC) · we last heard from WMO Alert Hub (national weather services) 27 seconds ago

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About this location

The agency did not publish coordinates for this warning. The pin is the centre of the country, not the location of the event — read the area name, not the map, for where it applies.

Area as the agency stated it: Aguila Valley; Northwest Valley; Cave Creek/New River; Deer Valley; New River Mesa; Rio Verde/Salt River; Fountain Hills/East Mesa; Superior; Apache Juncti

Official authorities in United States

If you are there, these are the bodies whose instructions apply. This site is not an emergency service and does not issue warnings.

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What to do

Follow the instructions issued by WMO Alert Hub (national weather services) and your local emergency services. The guidance below is background.

Flood preparation, evacuation decisions, and the dangers of driving or walking through floodwater.

Open Flood Safety Guide →

Earlier flood events in United States

Severe and extreme events of the same kind, before this one. Listed for scale, not because they are connected to it.

Nearby & related events

Disclaimer: figures are automatic feeds from the named agencies and may be revised. Do not use this page for life-safety decisions — follow official local emergency services.