More rain expected from Gulf system hovering near Texas. Will Florida feel it?

The first tropical storm of the season could form Wednesday just off the coast of Texas and dump “life threatening” amounts of rain along the Gulf Coast.

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The National Hurricane Center said the system, labeled potential tropical cyclone one, could pick up speed over the warm Gulf waters and might strengthen into Tropical Storm Arthur as soon as the afternoon. But the chances that an official storm will form are dropping, forecasters said.

While conditions aren’t favorable for could-be Arthur to become a truly powerful storm in terms of wind speed, it’s still expected to bring a dangerous amount of rain to several states.

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Estimates have ticked up since Tuesday. Up to 20 inches of rain in some spots are is predicted, with 5 to 10 inches of heavy precipitation across swaths of Texas, Louisiana, Mississippi, Alabama, Georgia and even the far western reached of the Florida Panhandle.

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The system will likely fade within a day or so, forecasters said.