The following events were reported: Flash Flood, Hail, Thunderstorm Wind. These occurred near station USW00013874, approximately 34.0881 km away, between 2013-05-19 07:13:00 and 2013-05-19 16:45:00. The events included records with hailstones measuring 45.125 inches.Thankfully, no injuries or fatalities were reported. The events caused property damage valued at 150500.0 and crop damage of 0.0. Episode Narrative: An upper low was located over southern Kentucky on the morning of the 19th, with a shortwave trough extending into northern Georgia. Tropical moisture prevailed over Georgia as well. Widespread showers with embedded thunderstorms developed across a portion of north Georgia early in the morning and moved slowly south. Rainfall amounts of 3 to 7 inches occurred in less than 6 hours prior to 700 AM EST in an area from Dawsonville to Gainesville to Lawrenceville to Roswell. Significant flash flooding occurred with major damage to roads and bridges near Flowery Branch. Another 3 to 7 inches of rain occurred in 6 hours after 700 AM EST in a portion of northwest Georgia from Trenton to LaFayette to Calhoun and Cartersville to Rome and Summerville. Both heavy rain events caused widespread flash flooding and minor river flooding. As the instability increased during the day, the thunderstorms became more intense. Many of the thunderstorms were able to reach severe levels during the afternoon hours, causing primarily wind damage, with only isolated reports of large hail. An upper low was located over southern Kentucky on the morning of the 19th, with a shortwave trough extending into northern Georgia. Event Narrative: The emergency manager reported a small creek overflowed a portion of McKown Road around 4 miles east to northeast of Douglasville. The culvert pipe was washed out with significant erosion damage to the road. A trained spotter reported that a power line was blown down on MacLand Road near Hiram. The USGS stream gage on the Big Creek at Kimball Bridge Road near Alpharetta reached flood stage of 7 feet. The creek crest at 10.3 feet. Minor flooding occurred. The USGS stream gage on the Chattahoochee River near Berkeley Lake and Norcross reached flood stage of 12 feet. The river crest at 12.4 feet. The Chattahoochee River rose out of its banks and flooded the paddocks and access road to the stables at the Huntcliff River Club near Sandy Springs. Emergency officials evacuated 20 horses from the stables. The Fayette County Emergency Manager reported several trees down, some on power lines, lying across the road at Ellison and Tyrone. The public reported that at least 15 large trees were uprooted or snapped along Quail Ridge Road. The USGS stream gage on Pew Creek at Patterson Road near Lawrenceville reached flood stage of 11 feet. The creek crest at 14.3 feet. Moderate flooding occurred and the water level hit the bridge for around one hour. The USGS stream gage on Suwanee Creek at Buford Highway near Suwanee reached flood stage of 8 feet. The creek crest at 11.8 feet. Moderate flooding occurred with several road closures nearby. The USGS stream gage on Sweetwater Creek at Club Drive near Liburn reached flood stage of 11 feet. The creek crest at 13.1 feet. Long lake overflowed and flooded parts of the Riverbrooke neighborhood near Duluth. Backyards were flooded and the water came close to the houses. The Douglas County Emergency Manager and 911 Center reported numerous trees down across the county. Several fell on power lines and homes, including on Pilgrims Drive, Windmark Place, David Drive, Greenbrook Drive, McKown Road, Hidden Branch Road, Bomar Road, and South Burnt Hickory Road. Local newspaper reported that several trees were blown down between Highways 138 and 92 east of Fairburn toward Jonesboro Road. The Coweta County 911 Center relayed a report of quarter size hail along North Highway 29 near Greentop Road. The Coweta County 911 Center reported that several trees and power lines were blown down in the Senoia area. The Carroll County Emergency Manager reported that a couple of trees were blown down in Whitesburg.