* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of south central and southwest Louisiana, including the following parishes, in south central Louisiana, Lafayette, Lower Iberia, Lower St. Martin, Lower St. Mary, Upper Iberia, Upper St. Martin and Upper St. Mary. In southwest Louisiana, Lower Vermilion and Upper Vermilion. * WHEN...Through Monday 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. Low-water crossings may be flooded. Extensive street flooding and flooding of creeks and rivers are possible. * ADDITIONAL DETAILS... - An anomalously moist airmass remains in place over lower Acadiana with a few weak disturbances set to track through this afternoon through Monday. This area has already seen substantial rainfall in recent days. Additional rain amounts of 1 to 2.5 inches are expected, with localized totals up to 4 to 5 inches possible. - http://www.weather.gov/safety/flood