Nation Gulf Coast bracing for up to 20 inches of weekend rain; tropical storm warning issued for four states June 17, 2021June 18, 2021 Cheryl McCloud and John Bacon, USA TODAY NETWORK Comments Off on Gulf Coast bracing for up to 20 inches of weekend rain; tropical storm warning issued for four states An ominous weather system slowly rolling toward the Gulf of Mexico was threatening to strengthen before slamming onto shore across four states.