Flash flood watch in effect as storms roll through southern Utah

Posted at 12:40 PM, Jul 15, 2021
and last updated 2021-07-15 19:31:30-04

SALT LAKE CITY — After a few days of downpours across the southern part of Utah, another round of thunderstorms is forecast for Thursday afternoon with the potential for flash flooding.

The National Weather Service issued Significant Weather Advisories regarding storms bringing heavy rainfall and gusts up to 50 mph for the following areas until 6 p.m.:

  • Southwestern Box Elder County
  • Northern Tooele County

Advisories were issued until 5:45 p.m. concerning small hail and 50 mph gusts for:

  • Central Garfield County
  • Northern Kane County

A flash flood watch is now in effect for a large portion of southern Utah. The National Weather Service says the highest risk areas are slot canyons and recent burn scars, along with slickrock areas and normally dry washes.

The LIVE video below shows up-to-the-second weather data across Utah from the FOX 13 First Alert Weather team

The rating for potential flash flooding is "expected" for Capitol Reef National Park, Glen Canyon National Recreation Area, Grand Staircase-Escalante National Monument and Zion National Park.

Flash Flood Probability 7-15

St. George was hit particularly hard Wednesday, with rain forcing the temporary closures of some roads. Police told residents to remain home after some vehicles got stuck on waterlogged streets.

Flash Flood map 7-15