ALT National Hurricane Center forecast map for Potential Tropical Cyclone One, issued June 16, 2026. The system is centered in the western Gulf of Mexico near the Texas-Mexico border and is forecast to move northeast toward the upper Texas and Louisiana coast through Thursday. The forecast track shows gradual strengthening, becoming a tropical storm by Tuesday evening and Wednesday, then potentially reaching depression strength inland over Louisiana by Thursday morning. A Tropical Storm Watch is in effect for portions of the Texas and Louisiana coastline. Main concerns include tropical storm conditions, heavy rainfall, and coastal impacts along the northwestern Gulf Coast.

ALT NOAA rainfall forecast map showing expected precipitation totals from Potential Tropical Cyclone One from Tuesday, June 16 through Friday, June 19, 2026. The heaviest rainfall is forecast across south and southeast Texas, especially between Corpus Christi and Brownsville, where 6 to 12 inches or more are possible. A broad corridor of 2 to 6 inches extends northeast through Houston, southwest Louisiana, southern Mississippi, Alabama, and the Florida Panhandle. Lower rainfall totals extend farther inland across the central Gulf Coast. Main hazards include flash flooding, urban flooding, and isolated river flooding, especially in southern Texas where the greatest rainfall is expected.

ALT Picture of maggots and close-up of fly. Text says: If you see a live animal with maggots, please report it. Early detection is key! Watch for enlarging wounds, foul, rotted flesh odor, signs of discomfort. Find information on where to report suspected cases at tpwd.texas.gov/screwworm.