* WHAT...Flash flooding caused by excessive rainfall continues to be possible.
* WHERE...A portion of south central Arizona, including the following areas, Aguila Valley, Tonopah Desert, northern Pinal County, and the entire Phoenix metropolitan area.
* WHEN...Through Thursday afternoon.
* IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS... - A strong weather disturbance will support widespread thunderstorms through Thursday evening. Heavy rainfall with localized rainfall rates upwards of 1 to 2 inches per hour will be possible. - http://www.weather.gov/safety/flood