* 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 853 PM MST, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 0.25 and 1 inch of rain has fallen. - Additional rainfall amounts of 0.25 to 1 inch are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Gila Bend, Cotton Center, Bosque and Sonoran National Monument. - http://www.weather.gov/safety/flood