* WHAT...Flash flooding caused by excessive rainfall continues to be possible.

* WHERE...A portion of south central Arizona, including the following areas, Aguila Valley, Apache Junction/Gold Canyon, Buckeye/Avondale, Cave Creek/New River, Central Phoenix, Deer Valley, East Valley, Fountain Hills/East Mesa, North Phoenix/Glendale, Northwest Pinal County, Northwest Valley, Scottsdale/Paradise Valley, South Mountain/Ahwatukee, Southeast Valley/Queen Creek, Tonopah Desert and West Pinal County.

* WHEN...From Wednesday evening 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 system affecting the region will bring widespread showers and thunderstorms, particularly from Wednesday evening through Thursday afternoon. Moderate to heavy rainfall with localized rainfall rates upwards of 1 to 2 inches per hour will be possible at times. - http://www.weather.gov/safety/flood

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 692 IN EFFECT UNTIL 11 AM MST THIS MORNING FOR THE FOLLOWING AREAS IN ARIZONA THIS WATCH INCLUDES 3 COUNTIES IN EAST CENTRAL ARIZONA GILA IN SOUTH CENTRAL ARIZONA MARICOPA IN SOUTHEAST ARIZONA PINAL THIS INCLUDES THE CITIES OF APACHE JUNCTION, CACTUS FOREST, CASA GRANDE, ELOY, FLORENCE, JAKES CORNER, KOHLS RANCH, MESA, PAYSON, PHOENIX, PUNKIN CENTER, RYE, STAR VALLEY, AND TONTO VILLAGE.