* WHAT...Flooding caused by rain, snowmelt and ice jams is possible. * WHERE...Portions of Central Highlands, Coastal DownEast, Far Eastern, Interior DownEast, and Penobscot Valley Maine, including the following areas, in Central Highlands Maine, Central Piscataquis, Northern Penobscot and Southern Piscataquis. In Coastal DownEast Maine, Coastal Hancock and Coastal Washington. In Far Eastern Maine, Northern Washington and Southeast Aroostook. In Interior DownEast Maine, Central Washington and Interior Hancock. In Penobscot Valley Maine, Central Penobscot and Southern Penobscot. * WHEN...From this evening through Tuesday afternoon. * IMPACTS...Excessive runoff may result in flooding of small 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. Storm drains and ditches may become clogged with debris. * ADDITIONAL DETAILS... - Heavy rain is expected to develop across the region today through tonight ending Tuesday morning. Widespread totals of 1 to 1.5 inches of rain are anticipated with locally higher amounts of 2 to 2.5 inches possible in the southern upslope of the Longfellow Mountains and across the Downeast. Increasing runoff and ice rot will lead to ice movement on area rivers and streams creating an elevated risk of ice jam flooding. - For flood safety visit www.weather.gov/safety/flood