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7h ago

Priscilla’s Remnants Put Arizona Under Moderate Flood Risk as Watches Expand Across the Southwest

Forecasters expect 2 to 4 inches of rain with local peaks near 6 inches, raising the likelihood of fast flash floods through the weekend.

Satellite image: CIRA via National Hurricane Center's Tropical Analysis and Forecast Branch/X

Overview

  • The Weather Prediction Center issued a Level 3 of 4 excessive rainfall risk for Arizona on Friday, including Phoenix and Flagstaff.
  • Flash flood watches cover most of Arizona and parts of Southern California, Nevada, Utah and Colorado as showers and storms become more widespread.
  • Guidance highlights central and northern Arizona into southern Utah and southwest Colorado for the heaviest rainfall, with scattered flash flooding considered likely.
  • Urban corridors, recent wildfire burn scars and slot canyons are at greatest risk for rapid rises, debris flows and dangerous low-water crossings.
  • Cities, tribes and resorts are staging sandbags and equipment and issuing safety advisories, while Phoenix–Scottsdale swiftwater teams prepare for rescues; additional moisture from Tropical Storm Raymond may reach southeastern Arizona Saturday.