Severe Future Possible Flood Watch Flood Watch issued August 29 at 12:06AM MST until August 30 at 5:00AM MST by NWS Phoenix AZ Aug 29, 6:00 PM → Aug 30, 6:00 AM WHAT: Flash flooding caused by excessive rainfall is possible. WHERE: A portion of south central Arizona, including the PhoenixMetro, all of Gila and Pinal Counties, and much of Maricopa County. WHEN: From Saturday afternoon through late Saturday night. IMPACTS: Excessive runoff may result in flooding of rivers,creeks, streams, and other low-lying and flood-prone locations. ADDITIONAL DETAILS: - Increasing moisture and atmospheric instability will combine withan approaching weather system to promote scattered thunderstormscapable of producing heavy rainfall from late Saturday afternoonthrough Saturday night. Training of storms could result inlocalized rainfall amounts of over two inches within the watcharea.- http://www.weather.gov/safety/flood + Read More You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. Updated: Aug 29, 2:55 AM Source: NWS Alert