Scattered to widespread rainfall is expected across Southeast Texas starting this afternoon and continuing through Sunday morning, with locally heavy amounts possible. Areas north of Conroe are under a Slight Risk (level 2 of 4) for excessive rainfall today and tonight, while the rest of the region today and on Sunday remain under a Marginal Risk (level 1 of 4). Be prepared for potential minor urban and small stream flooding, and never drive into flooded roadways.