Polo is expected to impact the U.S. after slamming Mexico. See its path.

Updated on: September 29, 2026 / 11:38 PM EDT / CBS News

Polo is expected to impact the U.S. after slamming Mexico. See its path.

TL;DR

  • Former Hurricane Polo's remnants are expected to cause heavy rain and flooding in the southwestern U.S.
  • Over 30 million people from Arizona to Iowa could be at risk for flash floods.
  • Southern New Mexico experienced flooding, with the McLeod Dam nearing failure and evacuation orders issued.
  • More than 60 flash floods were reported across the Southwest, with rainfall rates up to 4 inches per hour.
  • Polo made landfall in Mexico as a hurricane before downgrading to a tropical storm and dissipating.
  • Flash flood watches cover a vast area from Phoenix, Arizona, to Des Moines, Iowa.
  • Albuquerque, New Mexico, is expected to receive significant rainfall, contributing to flooding risks.
  • Polo previously underwent extreme rapid intensification, becoming one of the strongest storms on record for the region.