Flash floodwaters from heavy rainfall receded across Ohio today but the rivers continued to swell from the runoff.Flood warnings were in effect for the Scioto River in Marion County and the Blanchard in Hancock County.The National Weather Service said the Scioto was to crest tonight at Larue, at about 13 feet, or 2 feet above flood stage. The Blanchard was expected to crest later today at Findlay at 12.5 feet. Flood stage is 11 feet.Most of the state measured 1-2 inches of rain overnight.Tonight, skies will remain cloudy and patchy drizzle and rain will continue across Ohio. Lows will be in the mid-30s to the low 40s.Friday will see cooler temperatures and a chance for some light rain or snow showers. Highs will be in the mid-30s in the northwest to the low 40s along the ohio river.The record-high temperature for this date at the Columbus weather station was 66 degrees in 1937 while the record low was 12 below zero in 1942. Sunset tonight will be at 5:24 p.m. and sunrise Friday at 7:53 a.m.