* WHAT...Flooding caused by excessive rainfall is expected.
* WHERE...Maricopa County in south central Arizona...
* WHEN...Until midnight MST tonight.
* IMPACTS...Minor flooding in low-lying and poor drainage areas.
* ADDITIONAL DETAILS... - At 906 PM MST, Doppler radar and automated rain gauges indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 0.5 and 1.5 inches of rain have fallen. - Additional rainfall amounts of 0.5 to 1 inch are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Wickenburg. - http://www.weather.gov/safety/flood