Flash flood warnings have been issued across multiple regions due to heavy rainfall. In Blacksburg, VA, 2 to 4 inches of rain has fallen, with additional rainfall expected, posing risks to urban areas and highways. Grosse Pointe and nearby areas in MI are also under a flash flood warning, having received an inch of rain in 30 minutes, with forecasts predicting an additional 2 inches. The Hawai‘i Department of Health has issued a brown water advisory for the Wailoa River in Hilo due to stormwater runoff. Meanwhile, Wausau, WI, is facing similar warnings with up to 4 inches of rain possible, affecting local infrastructure. Authorities urge the public to avoid flooded areas and report conditions to appropriate agencies.