The following events were reported: Flash Flood, Heavy Rain. These occurred near station USW00023183, approximately 34.2136 km away, between 2014-08-19 06:00:00 and 2014-08-21 22:00:00.Thankfully, no injuries or fatalities were reported. The events caused property damage valued at 2025000.0 and crop damage of 0.0. Episode Narrative: Scattered to numerous showers and thunderstorms developed across much of central Arizona during the morning hours on August 19th, and they moved steadily towards the northeast for a period of several hours, affecting the greater Phoenix metropolitan areas as well as higher terrain locations to the north and northeast of Phoenix. Due to relatively slow storm movement combined with training of echoes, heavy rainfall occurred with rain rates in excess of once inch per hour. Some locations in favored upslope areas such as New River received storm total rainfall amounts greater than 3 inches. The heavy rain led initially to flash flooding of streams, washes and roads, and subsequently areal flooding as the terrain became inundated. Multiple swift water rescues were needed, homes and trailers were flooded, and roads were closed from northern Phoenix northward into Yavapai county. Scattered to numerous showers and thunderstorms developed across much of central Arizona during the morning hours on August 19th, and they moved steadily towards the northeast for a period of several hours, affecting the greater Phoenix metropolitan areas as well as higher terrain locations to the north and northeast of Phoenix. Event Narrative: Thunderstorms developed across the central and northern portions of the greater Phoenix metropolitan area during the morning rush hour, and they steadily intensified as they moved towards the northeast. The stronger storms produced very heavy rain with peak rain rates approaching 2 inches per hour. The intense rain led to flash flooding, affecting communities such as Deer Valley and North Mountain Park as well as the Interstate 17 corridor. At 0726MST, a trained spotter about 3 miles of North Mountain Park reported a flash flood; he indicated that there was 3 feet of water in the Cave Creek wash near the intersection of 7th Avenue and Coral Gables Drive. Additionally, at 0717MST, local broadcast media reported that the underpass was flooded at the intersection of Interstate 17 and Greenway Road. Finally, another trained weather spotter reported multiple low water crossings flooding in the area around Desert Ridge Marketplace. No injuries were reported due to the flash flooding. Thunderstorms developed across the northern portion of the greater Phoenix metropolitan area during rush hour on August 19th, and they steadily intensified and moved to the northeast, affecting the Interstate 17 corridor from Deer Valley and Happy Valley Road northward towards Anthem. The stronger storms produced very heavy rain with peak rain rates of around 2 inches per hour. The heavy rain led to flash flooding which affected motorists on Interstate 17 south of Anthem. At around 0700MST, a trained weather spotter reported widespread curb-to-curb flooding across the interstate, south of Anthem and in the area around Daisy Mountain. At 0705MST, Phoenix Fire and Rescue reported a water rescue just west of Interstate 17 and north of Happy Valley Road. Thunderstorms developed across the northern and northeast portions of the greater Phoenix area during the early morning hours on August 19th, and they intensified and moved northeastward through the morning hours and into the afternoon. The stronger storms produced locally heavy rain with rain rates in excess of 2 inches per hour at times; the intense rain was partly due to lifting in the lower atmosphere as storms moved from the lower deserts northeast into higher terrain. The heavy rain led to episodes of flash flooding which necessitated multiple water rescues from Phoenix Fire and Rescue. Some of the areas that experienced the most significant flooding included Carefree and Cave Creek. Between 0731MST and 0740MST, multiple swift water rescues were performed by Phoenix Fire in the areas around Cave Creek. Also, at 0813MST, Phoenix Fire and Rescue reported another water rescue about 4 miles northwest of Desert Ridge Marketplace. Fortunately, no injuries were reported due to the flash flooding. Thunderstorms with locally heavy rain redeveloped across the central portions of the greater Phoenix metropolitan area during the evening hours on August 19th and they affected the community of Scottsdale. Due to previous heavy rain in the area, additional rains easily led to flash flooding; according to an article posted on the Channel 5 website, four people and a dog were rescued from a flooded wash in Scottsdale during the evening hours. One of the four people was a woman in a wheelchair; their vehicle became stuck in the flooded Indian Bend wash in Eldorado Park. Showers and thunderstorms developed across the western and northern portions of the greater Phoenix metropolitan area after 0600MST, and they continued to intensify and move northeast into the mid morning hours on August 12th. The stronger storms produced locally heavy rain with rainfall rates between one and two inches per hour. The rain led to significant urban flooding; at 0712MST a west valley trained spotter 5 miles southwest of Beardsley measured 1.38 inches of rain within 35 minutes. He indicated that significant ponding was occurring on area roads. At 0647MST another trained spotter 2 miles northeast of Sun City West estimated one inch of rain in about one hour. Widespread showers and thunderstorms developed across the northern portion of the greater Phoenix metropolitan area during the morning hours on August 19th, and they continued to intensify and move to the northeast into the early afternoon hours. The storms produced periods of heavy rain with peak rainfall rates in excess of 2 inches per hour. The heavy rain led to flash flooding which especially impacted the communities of Anthem and New River. According to a story posted on the AP website, flood waters raging down Skunk Creek inundated the Cox Cactus farm located at 1537 West Desert Hills Drive in Phoenix. The cactus nursery, on the east side of Anthem, lost nearly two million dollars in inventory and the owners estimated that it would take nearly two years to recover from the storm. Thunderstorms developed across central and northern portions of the greater Phoenix metropolitan area after 0600MST on August 19th, and they continued to intensify and move towards the northeast, producing locally heavy rainfall. Some of the communities affected included Deer Valley, Desert Ridge Marketplace and Scottsdale. The stronger storms generated rainfall rates between one and two inches per hour which led to significant urban flooding. At 0722MST, a trained spotter 5 miles northwest of Desert Ridge Marketplace, near the Cave Buttes recreational area, measured 0.93 inches of rain within 30 minutes which represented a nearly two inch per hour rainfall rate. Street flooding was occurring in the area. Another trained spotter located about 3 miles southwest of Desert Ridge Marketplace measured 1.32 inches of rain between 0630MST and 0730MST. The urban flooding led to the issuance of an Urban and Small Stream Advisory at 0627MST. Thunderstorms developed across western and northern portions of the greater Phoenix metropolitan area after 0600MST on August 19th, and they continued to intensify and move northeast into the middle of the morning. The stronger storms generated very heavy rain with rainfall rates between one and two inches per hour and the heavy rain led to significant urban flooding. The heavy rain affected communities such as Peoria and Deer Valley. At 0703MST, a trained weather spotter 6 miles west of the Deer Valley airport measured 1.75 inches of rain within 45 minutes. The heavy rain led to significant urban flooding in the area, and an Urban and Small Stream Flood Advisory was issued at 0627MST.