Elevated North America

NWS / NOAA weather: Flash Flood Warning issued September 23 at 5:15PM MST until September 23 at 7:45PM MST by NWS Flagstaff AZ

At 515 PM MST, a river gauge on the Agua Fria River reported a rapid
rise of 3.3 feet from earlier thunderstorms producing heavy rain.
Between 1 and 2 inches of rain have fallen. Flooding impacts will
continue, but no additional rainfall is expected. Flash flooding is
already occurring.

HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding in and around the Agua Fria River.

SOURCE...River gauge reported.

IMPACT...Life threatening flash flooding of areas in and around the
Agua Fria River.

Some locations that will experience flash flooding include...
Agua Fria National Monument and Black Canyon City.

This includes Interstate 17 between mile markers 243 and 245.

This includes the following creeks, washes and rivers...
Badger Spring Wash, Larry Creek, Agua Fria River, Black Canyon
Creek, Bishop Creek, Squaw Creek, Antelope Creek, Indian Creek,
Slate Creek, Silver Creek, Black Canyon, Tank Creek and Copper
Creek.

Severity
Severe (4/5) · CAP Severe
This month
1026th Weather alert at severity 4+ in the last 30 days
Source: NWS / NOAA weather

Understanding Global Threats

Browse All Topics & Pages

Complete sitemap with all intelligence resources

View Sitemap →

Related Preparedness Gear

Be prepared for evolving situations

Global Conflict Map

Live snapshot of conflict locations and tension zones worldwide.

Last update on: September 21, 2026

Keep Exploring