Detroit is bracing for a weekend of heavy rain and thunderstorms, according to the National Weather Service. A significant weather system moving in from the west is expected to bring substantial rainfall, potentially reaching up to 2 inches, and severe thunderstorms. The weather pattern is associated with an intensifying low-pressure system approaching the Great Lakes region. Residents are advised to prepare for wet conditions and possible disruptions, including flooding in low-lying areas. Thunderstorms may feature strong winds and hail, increasing the risk of property damage.