The following events were reported: Flash Flood, Hail, Heavy Rain, Thunderstorm Wind. These occurred near station USW00014922, approximately 20.2792 km away, between 2013-06-21 18:25:00 and 2013-06-21 22:15:00. The events included records with hailstones measuring 53.048611111111114 inches.Thankfully, no injuries or fatalities were reported. The events caused property damage valued at 18130000.0 and crop damage of 0.0. Episode Narrative: Two rounds of severe thunderstorms occurred across portions of southern and central Minnesota, between Friday afternoon, June 21st and early Saturday morning, June 22nd. These storms first developed across central South Dakota and moved into west central Minnesota after 4 pm, causing large hail, damaging winds and torrential rainfall. ||These storms weakened briefly in central Minnesota, before re-intensifying across east central Minnesota, in the western suburbs of the Twin Cities, and quickly caused widespread damaging winds across the metro area. ||Widespread fallen trees and power lines occurred from near Maple Plain, eastward to Medina, Plymouth, Medicine Lake, St. Louis Park and much of Minneapolis. In addition, the Twin Cities airport measured a wind gust of 61 mph, with numerous wind gusts from private home wind sensors of 50 to 60 mph across Minneapolis and St. Paul. ||At the height of the storm, approximately 500,000 residents were without power according to Xcel Energy. It wasn't until Thursday, June 27th, that all areas in the Twin Cities had their power restored. ||These storms moved into west central Wisconsin but continued to produced high winds and large hail. Severe thunderstorms also developed near Mankato Friday evening, and produced up to golf ball size hail. Another area of severe thunderstorms developed across southwest and west central Minnesota and moved east-southeast across south central Minnesota during the overnight hours.||Due to the severity of this event, 18 Minnesota counties hit by flash flooding and severe storms were declared national disaster by the president of the United States, and were allowed FEMA assisted funds. Of the 18 counties, 12 are in the Chanhassen area: Benton, Douglas, Faribault, Freeborn, Hennepin, McLeod, Morrison, Pope, Sibley, Stearns, Stevens, and Swift. A preliminary estimate pegs the cost of damage to public infrastructure at $17.8 million. Two rounds of severe thunderstorms occurred across portions of southern and central Minnesota, between Friday afternoon, June 21st and early Saturday morning, June 22nd. Event Narrative: A large tree was blown down near Highway 52 and Butler in South St. Three large trees were blown down on Highway 61, between County Road C and White Bear Lake Avenue. Numerous large tree branches were blown down at St. Claire Avenue and West 7th Street in St. Several trees came down on vehicles and houses in northeast Minneapolis, near Pierce St and 22nd. There were numerous power lines downed, mainly caused by trees falling on the lines. The area along Olson Lake Road from 50th St N to 40th St N was particularly impacted by fallen trees on the lines. There were also a number of trees uprooted, some over 10 inches in diameter, in the area from 50th St N to Stillwater Blvd. Some of the portable tents at the Oakdale Summerfest held at a584 Hadley Ave N. were destroyed by wind. A 12 inch diameter tree was blown down. A 7 inch diameter tree was snapped in half near Silver Lake Rd and County Road 10. Several trees were blown down in Mendota Heights. Several trees landed on power lines and caused power outages throughout Plymouth. A tree was blown down in Eagan on Cliff Road. A 10 inch diameter tree was blown down in Falcon Heights. A 16 inch diameter tree was uprooted at Juneau Lane North and 65th Place North in the southern part of Maple Grove. Dozens of trees were blown down in Maple Plain. Some landed on houses and vehicles, while others fell across roads. Scattered large trees were blown down, along with power lines in the northern part of Lake Elmo. A few trees and power lines were blown down in Stillwater. A large tree was blown down, which took out power lines along Yankee Doodle Road in Eagan. Very heavy rainfall in a short period of time caused flood waters, up to one foot of flowing water, on Vicksburg Lane, from County Road 47, to 72nd Street in Plymouth. Flood waters caused numerous roadways in downtown Minneapolis to close or become impassable for a short period of time during the evening of Friday, June 21st. The 900 block of Elliot Avenue in Minneapolis had rapidly flowing flood waters over the roadway. Flood waters were up to cars headlights along Broadway Avenue, north of downtown Minneapolis. In addition, parts of Loring Park had up to two feet of water in the parking lot. Several streets in downtown St. Paul were flooded due to rainfall amounts of 1 to 2 inches in less than an hour. A shed and gazebo were damaged in Crystal. Over two feet of flowing water was reported in and around Oakdale. Flooded roadways included: Stillwater Blvd and Glenbrook Avenue, Stillwater Blvd just East of Hadley Ave, Helmo Avenue at Stillwater Blvd, Geneva Avenue at 10th St. North, and 29th St North at Granada Avenue North. There were numerous areas that sustained flash flooding when the storm sewers became overwhelmed. Flood waters rose up to camper bumpers at the Minnesota State fair grounds during the height of the storm. Numerous 2 to 3 foot diameter trees were blown down on the west side of Medicine Lake. A recorded rainfall amount of 2.20 inches fell in 30 minutes near Maple Plain. A 20 inch diameter tree was blown down on 52nd Avenue and Drew Avenue South. Numerous trees were blown down around Medina which caused property damage to several homes. Two 25 inch diameter trees were blown down in Long Lake. The trees were along Watertown Road, near Cygnet Place, and the other near Brown Road North. A 20 inch diameter tree was blown down near Flying Cloud Airport. Numerous large trees and power lines were blown down in Highland Park. A 28 inch diameter tree was blown down on Timber Crest Drive and Crest Drive North in Maple Grove. Measured at the public safety center. An 18 inch diameter tree was blown down in St. Louis Park. The wind gust of 60 knots measured at Crystal Airport was the highest measured wind speed in Hennepin County reported to the National Weather Service. Numerous trees, 10 to 15 inches in diameter were blown down in Baker Park. Hundreds of trees were blown down in North Minneapolis. Many landed on houses and vehicles, causing significant damage. Dozens of trees were downed, many across roads, on power lines, houses, and vehicles. Most of the damage was in Columbia Heights with some in Fridley, but extended as far north as Coon Rapids. Widespread trees and power lines were blown down between Uptown, Powderhorn and Longfellow neighborhoods in south Minneapolis. Some of the trees were in excess of two feet in diameter. A 12 inch diameter tree was blown down in New Hope. Scattered trees and power lines were blown down on the University of Minnesota, Minneapolis Campus.