* WHAT. Flash flooding caused by excessive rainfall is possible. * WHERE. Portions of central, northeast, northern, and southern Maryland, including the following areas, in central Maryland, Anne Arundel. In northeast Maryland, Cecil. In northern Maryland, Southeast Harford and Southern Baltimore. In southern Maryland, Calvert and St. Marys. * WHEN. From 10 AM EDT this morning through this afternoon. * 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. * ADDITIONAL DETAILS. - The remnants of Chantal will bring showers and some thunderstorms to locations along the Chesapeake Bay from late morning through the afternoon. There may be embedded slow- moving areas of heavy rain which will be capable of producing rain rates of 2-3 inches in an hour or two. A localized total up to 5 inches is possible. These rain amounts may lead to flash flooding. - Please visit www.weather.gov/safety/flood for flood safety and preparedness information.

* WHAT. Flash flooding caused by excessive rainfall is possible. * WHERE. Portions of New Jersey, including the following areas, Camden, Cumberland, Gloucester, Hunterdon, Mercer, Middlesex, Northwestern Burlington, Salem, Somerset and Western Monmouth and southeast Pennsylvania, including the following areas, Delaware, Eastern Chester, Eastern Montgomery, Lower Bucks, Philadelphia, Upper Bucks, Western Chester and Western Montgomery. * WHEN. From 10 AM EDT this morning through this evening. * 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. * ADDITIONAL DETAILS. - The remnants of Chantal will move into the Mid Atlantic this morning bringing areas of heavy rain. The tropical airmass will bring generally 1 to 2 inches of rainfall across the urban corridor but will have the potential to bring isolated amounts up to 5 inches leading to flash flooding. The showers and thunderstorms will generally come to an end by 7 to 8 pm this evening with any residual flooding from showers today coming to an end during the overnight hours. - http://www.weather.gov/safety/flood

* WHAT. Flash flooding caused by excessive rainfall is possible. * WHERE. Portions of Delaware, including the following areas, Inland Sussex, Kent and New Castle and northeast Maryland, including the following areas, Caroline, Kent MD, Queen Annes and Talbot. * WHEN. From 10 AM EDT this morning through this evening. * 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. * ADDITIONAL DETAILS. - The remnants of Chantal will move into the Mid Atlantic this morning bringing areas of heavy rain. The tropical airmass will bring generally 1 to 2 inches of rainfall across the urban corridor but will have the potential to bring isolated amounts up to 5 inches leading to flash flooding. The showers and thunderstorms will generally come to an end by 7 to 8 pm this evening with any residual flooding from showers today coming to an end during the overnight hours. - http://www.weather.gov/safety/flood

* WHAT. Heat index values up to 100 degrees expected. * WHERE. Portions of central, northern, and northwest New Jersey and southeast Pennsylvania. * WHEN. From 10 AM to 8 PM EDT Tuesday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.

* WHAT. Heat index values up to 103 degrees expected. * WHERE. In Delaware, New Castle County. In New Jersey, Camden, Gloucester, Northwestern Burlington, Ocean, and Southeastern Burlington Counties. In Pennsylvania, Delaware and Philadelphia Counties. * WHEN. From 10 AM to 8 PM EDT Tuesday. * IMPACTS. Hot temperatures and high humidity may cause heat illnesses.