Warm temperatures may melt snowpack and increase river flows. * WHAT...Flooding caused by a combination of rain, snowmelt, and ice jams is possible. * WHERE...All of northern New York and northern and central Vermont. * WHEN...Through Thursday afternoon. * IMPACTS...Additional river rises are expected, with minor and localized ice jam flooding possible tonight into Thursday. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Minor open water river flooding is forecasted on the Ausable River and Otter Creek on Thursday. - http://www.weather.gov/safety/flood