* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...Portions of south central and southwest Michigan, including the following counties, in south central Michigan, Calhoun. In southwest Michigan, Kalamazoo and Van Buren. * WHEN...From midnight EDT tonight through Monday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - There is the potential for an additional two inches of rainfall through Monday morning. - http://www.weather.gov/safety/flood