A persistent low-pressure system will keep rain chances elevated across Acadiana through Wednesday. While severe weather isn’t anticipated, locally heavy downpours could lead to ponding and minor street flooding. Afternoon high temperatures will hover in the mid to upper 80s during this period. As we head towards the weekend, two ridges of high pressure, one over the Desert Southwest and another over the Atlantic, will begin to influence our weather. This will bring a gradual warming and drying trend, especially for the western and northern portions of Acadiana…