In the aftermath of deadly flash floods that swept through Texas Hill Country in July 2025, some people online suggested the storms may have been manufactured through a weather modification technique called cloud seeding.

Conspiracy theories about weather modification programs are surging online amid a torrent of misinformation following tragic flash floods that struck the US state of Texas on July 4, 2025, with posts across platforms claiming a local cloud seeding operation triggered the rainstorms.

Why there’s no scientific basis for blaming the longtime drought-fighting practice for the tragic Central Texas flooding.