* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central, northern, and northwest Oklahoma, including the following counties, in central Oklahoma, Lincoln, Logan and Payne. In northern Oklahoma, Garfield, Grant, Kay and Noble. In northwest Oklahoma, Alfalfa, Harper, Major, Woods and Woodward. * WHEN...From late tonight through Friday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. * ADDITIONAL DETAILS... - http://www.weather.gov/safety/flood