Even in areas that are mapped, like the Camp Mystic site in Kerr County, Texas, that was hit by a deadly flash flood on July 4, 2025, the maps may underestimate their risk because of a reliance on historic data and outdated risk assessments.

Unfounded rumors linking an extreme weather event to human attempts at weather modification are again spreading on social media. It is not plausible that available weather modification techniques caused or influenced the July 4 flash flooding along the Guadalupe River in Texas.

Texas officials and Hill Country leaders knew the risks of flooding along the Guadalupe. Warnings went unheeded, flood warnings, river gauges and sirens unfunded — and more than 130 Texans died.

Out of all of South Carolina's regions, only one is vulnerable to the type of catastrophic flash river flooding that hit Texas July 4: The Upstate.

The National Weather Service urged people to avoid travel if a flash flood warning was in place for their area.

After a tragedy, records from local archives can help us understand how a community understands itself. Here’s some of what we learned following the devastating July 4 flooding in Texas.

Camp Mystic's executive director began evacuating campers approximately 45 minutes after the National Weather Service issued a "life-threatening flash flooding" alert.

U.S. President Donald Trump actually sent 700 U.S. Marine Corps troops to Los Angeles in June 2025 — alongside 4,000 National Guard troops.