* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Oklahoma, including the following counties, Alfalfa, Beckham, Blaine, Caddo, Canadian, Cleveland, Comanche, Custer, Dewey, Ellis, Garfield, Grady, Grant, Greer, Harmon, Jackson, Kay, Kingfisher, Kiowa, Lincoln, Logan, Major, McClain, Noble, Oklahoma, Payne, Roger Mills, Tillman, Washita, Woods and Woodward and northern Texas, including the following counties, Baylor, Foard, Hardeman, Knox and Wilbarger. * WHEN...From 7 AM CDT Wednesday through Thursday afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Multiple rounds of showers and thunderstorms are expected from early Wednesday through Thursday morning. Storms will include very heavy rainfall rates. Widespread rainfall amounts of 1-3 inches are likely, and a few locations will see totals as high as 5 inches. - http://www.weather.gov/safety/flood

THE NATIONAL WEATHER SERVICE HAS EXTENDED SEVERE THUNDERSTORM WATCH 683 TO INCLUDE THE FOLLOWING AREAS UNTIL MIDNIGHT CDT TONIGHT IN OKLAHOMA THIS WATCH INCLUDES 5 COUNTIES IN CENTRAL OKLAHOMA CANADIAN CLEVELAND GRADY MCCLAIN OKLAHOMA THIS INCLUDES THE CITIES OF BLANCHARD, CHICKASHA, CONCHO, EL RENO, MOORE, MUSTANG, NEWCASTLE, NORMAN, OKLAHOMA CITY, PURCELL, TUTTLE, AND YUKON.