Tracking Invest 90-L

Key Points:

• Heavy rain is currently impacting the North Shore of Louisiana, with nearly three inches falling in parts of Mandeville over the past three hours, prompting a flood advisory for portions of Saint Tammany Parish.
• Invest 90-L, a tropical disturbance over southern Texas with a 60% chance of developing into Depression or Tropical Storm Arthur, is expected to influence the region's weather, bringing continued heavy rain and flash flood risks through the week.
• A Flood Watch is in effect until 7 a.m. Friday for the Northshore, River Parishes, parts of the Bayou Parishes, and the metro area, signaling favorable conditions for flooding and urging residents in flood-prone areas to prepare.
• Rainfall totals of 3-6 inches are expected over the next five days, with localized amounts potentially exceeding 10 inches, especially on the Northshore and southern Mississippi, increasing the risk of flash flooding.
• The heaviest rain is forecast for Thursday morning, with intermittent downpours today and Wednesday, and the situation remains uncertain as models differ on the storm's path and intensity; residents should stay updated with the WDSU First Warning Weather Team.