Today through Thursday, the National Weather Service has issued a Flood Watch for all of SE Michigan, due to concerns for heavy rainfall to develop along an approaching, then later stalled strong cold front across our area. 2 to 4 inches of heavy rain will be possible with this system.
Here is the complete watch posted by the NWS:
...FLOOD WATCH IN EFFECT FROM THIS AFTERNOON THROUGH THURSDAY MORNING... The National Weather Service in Detroit/Pontiac has issued a * Flood Watch for a portion of southeast Michigan, including the following areas, Genesee, Huron, Lapeer, Lenawee, Livingston, Macomb, Monroe, Oakland, Saginaw, Sanilac, Shiawassee, St. Clair, Tuscola, Washtenaw and Wayne. * From this afternoon through Thursday morning. * Widespread showers and embedded thunderstorms will develop along a strong cold front this afternoon and evening across Southeast Michigan. The cold front will then stall out near Metro Detroit tonight and Wednesday. Persistent shower activity with possible thunderstorms is expected early Wednesday before a second round of widespread rainfall develops again Wednesday night. Rainfall rates in excess of 1 inch per hour will be possible particularly this afternoon and evening. * Total rainfall amounts of 2 to 4 inches will be possible across much of Southeast Michigan by Thursday morning. Locally higher amounts will be possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flood Watch means there is a potential for flooding based on current forecasts. You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. Prepare, plan and stay informed. Visit www.weather.gov/safety/flood