Texas leads the country in flood deaths. Steep hills, shallow soils and a fault zone have made Hill Country, also called "flash flood alley," one of the state's most dangerous regions.

Social media users are spreading false claims that flash floods in Texas that killed more than 100 people over the Fourth of July holiday weekend were caused by weather modification.

Two major climate disasters of 2025 — the Texas flooding that killed more than 100 people and the L.A. wildfires in January that resulted in 30 deaths and wiped out more than 15,000 homes and businesses — highlight the struggles officials face in fully preparing for extreme weather conditions.

A heat advisory will be in effect from 10 a.m. to 9 p.m. on Wednesday for Denver, Larimer, Weld, Boulder, Jefferson, Broomfield, Douglas, Adams and Arapahoe counties.

A Pinpoint Weather Alert Day has been issued for Wednesday as near-record heat moves into Denver's weather forecast.

The 9NEWS Weather Impact Team has issued a 9NEWS Weather Impact Alert for Wednesday for triple-digit heat, with high temperatures that'll spike near 100 degrees in Denver and near-record levels. The National Weather Service issued a Heat Advisory that goes into effect Wednesday from 10 a.