Louisiana, Mississippi Severe Flood Watch | Effective 06/18/2026 16:10

* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of northeast Louisiana, including the following parishes, Catahoula, Concordia, East Carroll, Franklin LA, Madison LA, Richland and Tensas and Mississippi, including the following areas, Adams, Claiborne, Clarke, Copiah, Covington, Forrest, Franklin MS, Hinds, Issaquena, Jasper, Jefferson, Jefferson Davis, Jones, Kemper, Lamar, Lauderdale, Lawrence, Leake, Lincoln, Madison MS, Marion, Neshoba, Newton, Rankin, Scott, Sharkey, Simpson, Smith, Warren and Yazoo. * WHEN...Through Friday evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. Storm drains and ditches may become clogged with debris. Area creeks and streams are running high and could flood with more heavy rain. * ADDITIONAL DETAILS... - Considerable flash flooding is likely and catastrophic flooding is possible. This risk level is associated with a significant number of flood-related deaths and most flash flood-related damages. Additional heavy rainfall will occur with the potential of 1 to 3 inches over parts of the area, with locally higher amounts possible. - http://www.weather.gov/safety/flood