The biggest threat from this system will be torrential rainfall. Officials on alert as tropical system poses serious threat to US coastline: 'Additional development of this system remains possible' first appeared on The Cool Down.

Invest 93L was still over land early Wednesday, but it's expected to bring the risk of heavy rainfall and flooding to Houston in the coming days.

A flood watch will go into effect for much of south Louisiana this week as a slow-moving low-pressure system heads toward the Gulf of Mexico, bringing with it the potential for downpours and flash flooding along the Gulf Coast.

A flood watch remains in Baton Rouge Thursday through late Friday night, the National Weather Service said, as a weak tropical disturbance moves across the northern Gulf.

Meanwhile, the latest outlook from Colorado State University still points to an above-average hurricane season, but with a slightly less aggressive forecast than earlier projections. The updated forecast has reduced the expected numbers of named storms, hurricanes, and major hurricanes by one in each category.