Severe thunderstorms will head east by Saturday, impacting eastern Michigan and parts of northern Indiana. One to two inches of rain is possible as the system tracks east, but some areas could see isolated amounts of three to five inches through the weekend.

For years, scientists have experimented with engineering techniques that can safely modify rainfall. But experts say the technology isn't capable of causing extreme, sudden flooding.

Some governors and mayors are concerned over how current or potential cuts to agencies will impact how the government can respond in the future to major weather events.

As a succession of thunderstorms fed by the remnants of Tropical Storm Barry pummeled Texas' Hill Country, tools used by the National Oceanic and Atmospheric Administration to detect extreme rainfall began “maxing out the color charts.

In the early hours of Independence Day, rain pelted sleeping communities in central Texas. No one knew yet how devastating the storm would become.

"Let's put an end to the conspiracy theories and stop blaming others," Texas Agriculture Commissioner Sid Miller said in a statement.

Flooding is the deadliest natural disaster facing Oklahomans, a threat far greater than tornadoes. In the United States, flooding kills an average of 103 people a year. Tornadoes, however, caused 48 deaths on average during the same period, according to the National Weather Service.

As ominous storm clouds gather once more over Texas, the desperate search for more than 150 individuals still missing since the catastrophic July 4 floods has now stretched into its second week.