Severe Flood ● Active
Flood Watch issued October 20 at 12:04AM MST until October 22 at 11:00PM MST by NWS Phoenix AZ, United States of America
Loading live data… · Marker positions are approximate; severity is labelled in each popup. Sources: USGS, GDACS, NASA EONET, NOAA/NWS, EMSC.
* WHAT...Flash flooding caused by excessive rainfall is possible.
* WHERE...A portion of south central Arizona, including the following
areas, Dripping Springs, Globe/Miami, Mazatzal Mountains, New River
Mesa, Pinal/Superstition Mountains, Rio Verde/Salt River, San
Carlos, Southeast Gila County, Superior and Tonto Basin.
* WHEN...From Wednesday morning through Thursday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Low-water crossings may be flooded.
* ADDITIONAL DETAILS...
- A strong weather system affecting the region will bring
widespread showers and thunderstorms from Wednesday afternoon
through Thursday evening. Moderate to heavy rainfall with
localized rainfall rates upwards of 1 to 2 inches per hour will
be possible at times.
- http://www.weather.gov/safety/flood
Measurements
| Coordinates | 39.9645, -100.8105 |
|---|---|
| Region | New River Mesa; Rio Verde/Salt River; Superior; Tonto Basin; Mazatzal Mountains; Pinal/Superstition Mountains; San Carlos; Dripping Springs; Globe/Miami; S |
| Location Precision | country |
| Issuing Authority | United States of America — us-noaa-nws-en |
| Cap Urgency | Future |
| Cap Certainty | Possible |
| Cap Expires | 2026-10-20T14:00:00-07:00 |
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 reportThis event as JSON · API and licence
Source updated 1 hour ago (Oct 20, 2026 07:05 UTC) · we last heard from WMO Alert Hub (national weather services) 30 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: New River Mesa; Rio Verde/Salt River; Superior; Tonto Basin; Mazatzal Mountains; Pinal/Superstition Mountains; San Carlos; Dripping Springs; Globe/Miami; S
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.
More for United States →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.