抖阴ap

Hailstorms in Denver in June 1962.

This is how the 2400 block of S. Marion St. looked at 7:30 a.m. Monday, July 4, 1960, more than 10 hours after a violent hailstorm pounded the area.

Grant Tyson, 8, son of Denver Post reporter Monk Tyson, gathered a dish of king-size "Sky bullets" from his front yard in Lakewood, 1961.

Hail in Denver June 1968.

At 5 A.M. Monday, June 9, 1969 State Highway Department crews were still working to clear Valley Highway. The hauling loader at left broke through piles of hail that reached depth of six feet near South Logan Street.

Colorado State Highway Department crews plowed through hail drifts south of the South Logan Street overpass on I-25 on June 9, 1969.

Residents of Indian Hills, west of Denver, check a damaged car after a flash flood swept away garages and cars as hail and rain sent the creek surging out of its channel in August 5, 1970.

Thunderstorms pound Denver with heavy rain and hail in July 1973.

Rain and hail failed to daunt a young bicycle rider in Denver Sunday afternoon, June 6, 1976.

A brief hailstorm pelts southeast Denver along County Line Road, just west of Interstate 25 In June 1977.

Betty Van Pelt, Douglas County District Court clerk, surveys the shattered windshield of a car, one of many damaged by hail in Castle Rock during a thunderstorm Sunday night, June 20, 1977. The car, which belongs to Rick Rozycki, a dispatcher with Douglas County sheriff's office, was parked out side by when storm hit. Three sheriff's cars were damaged. Bill Peters , The Denver Post

An automobile moves through the village of Glen Haven on the North Fork of Big Thompson River during a rainstorm in May 1978. The area west of Loveland was the scene of a tragic flash flood July 31, 1976, and flood worries rose as heavy rain, hail and sleet fell again.

Snow, fog, and hail are seen on I-70 west of Denver on April 30, 1978.

Rain mixes with snow and hail in the Cherry Creek Shopping Center May 22, 1979. Many intersections became small lakes during downpour.

Vic Chrisman indicated where golf ball sized hail shattered the windshield of his Toyota Camry Saturday, August 4, 1981 in Longmont.

Carol Ramb of Wheat Ridge checks a large mound of hail Wednesday morning, June 3, 1981 at 26th Avenue and Quay Street. Hail fell over a wide area overnight, reaching depths of 6 inches or more in some areas.

Sheridan firemen Ron Packard, left, and Don Ezell shovel hail that was 2 feet deep in spots at the intersection of West Hampden Avenue and South Santa Fe Drive Thursday, June 25, 1982. The avenue was closed to traffic for about two hours because of high water caused by hail-clogged drains.

Looking north on Tennyson from 48th, drivers are unable to get up the hill due to the hail in 1984.

Ann Brown being evacuated from her mobile home helped by members of Southwest Adams County Fire Department members June 13, 1984. She had a total hip operation just two weeks earlier.

Sam Tanaka watched a storm move over his cabbage patch hit hard with hail. Tanaka has 800 acres of cabbage, all hit by hail in 1986. "This is ruined," he explained, "nobody will buy them. Tanaka and his brothers run vegetable market south of Longmont.

Bob Stotts, age 15, sought the shelter of a bush along Jewell avenue in Lakewood as an afternoon storm swept across the metro area dropping the usual rain and hail June 24, 1987.

A large piece of hail the size of a tennis ball is shown June 27, 1999 from a storm two miles south of Bridgeport, Neb. University of Northern Colorado assistant professors Bruce Lee and Cathy Finley did not spot this storm in time but saw its aftermath. The assistant professors spend their summers chasing tornadoes. The storm-chasing partners do it for research. They gather information to make it easier to produce storm models. The Greeley Tribune,

A dog named Benny watches an incoming storm from a field on Kobobal Farm in Morgan County, CO. Benny's owner Glen Kobobal says that the dog has had a fear of storms ever since he was struck by a tennis ball size piece of hail during a storm in the summer of 2002. This storm dropped a quarter inch of rain on the farm.

Dave Benz, of Fox Sports Rocky Mountain files a report from the 18th green. The afternoon Pro-Am tournament of the International at Castle Pines Golf Club came to an end after a violent lightening and hail storm in 2004.

Lori Large shovels hail off her front porch, Thursday, Sept. 29, 2005, north of Durango, after a storm moved through the area in the early morning leaving several inches of hail in the lower elevations and snow in the San Juan Mountain's in Southwest Colorado.

Traffic on Interstate 25 north of Colorado Springs makes its way slowly, Wednesday, May 31, 2006, in the north bound lanes during a hail storm that moved through the area. RJ Sangosti, The Denver Post

A heavy thunderstorm ripped through Lakewood in 2009. Hail and wind damage affected many buildings in the area. O'Toole's Garden Center in Lakewood suffered heavy damage to its outdoor products. O'Toole's employees from several stores out of the area were called to the Lakewood store to help with the clean-up efforts. The store lost an estimated $250,000 in plants.

Houses in Green Valley Ranch were damaged by hail from a storm May, 22, 2014.

Chris Collins, left, and Paul Nellis, right, pushed a motorist out of the median on Tower Road June 21, 2014. Hail piled more than a foot high on Tower Road stranded several vehicles following a storm that had both heavy rain and hail. Both men work at the Embassy Suites hotel near the airport.

Hail storm hit the Denver metro area on Tuesday, May 20, 2014. At the University of Denver, soccer players Taylor Hunter, left and Reagan Duck for cover as they get pelted by the hail on the soccer field.

A Toyota sits beneath a fallen branch at 12th Avenue and Clayton Street after snow broke many tree branches throughout the city after a heavy spring snow. A spring storm hit Colorado covering much of the state in rain, sleet, hail and snow on Sunday, May 10, 2015.

Jazmin Parra, right, helps her sister Brisa as the two try and navigate a path through several feet of hail. Jazmin's car was parked up the street and she is trying to get Brisa to school June 5, 2015.

People along West Alaska Place work to dig their cars out from several feet of hail June 5, 2015.

Crews from Denver Public Works help a group of men to push a car out from several feet of hail along West Alaska Place June 5, 2015.

A car is covered with leaves after a fast moving hail storm moved through west Arvada, May 24, 2016.

Hail blankets the field as preparation begins for a game between the Colorado Rockies and the Chicago Cubs later in the day at Coors Field on May 8, 2017 in Denver.

A home near 51st Ave and Clay St., one of many that sustained major hail damage from Monday's storm May 9, 2017 in Denver.

A work crew enters Beach Court Elementary school to repair major Monday's hail damage at the school May 9, 2017 in Denver.

Severe storms hit the metro area bringing hail causing damage to trees, shrubs, and flowers on May 9, 2017 in Denver.

Severe storms hit the metro area bringing hail causing damage to trees, shrubs, and flowers on May 9, 2017 in Denver.

Severe storms hit the metro area bringing hail causing damage to trees, shrubs, and flowers on May 9, 2017 in Denver.

Fred Zietz cleans up after a hail storm on May 9, 2017 in Lakewood.

Jesus Munoz, of Professional Restoration, hooks up hoses to dry out the Colorado Mills Mall on May 9, 2017 in Lakewood. The mall's roof was damaged in the recent hail storm.

Broken windows at Beach Court Elementary School on Tuesday, May 9, 2017. The school was closed for the day to repair damage inside and out due Monday's severe hail storm.

A man inspects damage and broken windows inside Beach Court Elementary School Tuesday morning May 09, 2017. The school was closed for the day to repair damage inside and out due Monday's severe hail storm.

Hail covers the field as looks on just before the Colorado Rockies versus the Chicago Cubs game on May 8, 2017 in Denver, Colorado at Coors Field. The grounds worked hard to clear some of the hail off the tarp.

Hail covers the field as a storm blown in to the metro area just before the Colorado Rockies versus the Chicago Cubs game on May 8, 2017 in Denver at Coors Field.

Hail covers the field as a storm blown in to the metro area just before the Colorado Rockies versus the Chicago Cubs game on May 8, 2017 in Denver, Colorado at Coors Field. The grounds worked hard to clear some of the hail off the tarp.

Golf ball and larger sized hail stones that fell in Edgewater, Colorado causing damage to cars, homes and businesses on May 8, 2017.

Chelsa Nava checks out the damage to her husband's car in the parking lot of the Colorado Mills Mall on May 8, 2017 in Lakewood. A hail storm moved through the area.

Priscila Cruz, 11, left, and her mother Kissy Cruz stand outside their car, that was damaged by hail, in the parking lot of the Colorado Mills Mall on May 8, 2017 in Lakewood.

People navigate piles of hail along Larimer street on the Metropolitan State University of Denver campus after a pounding hail storm ripped through the area on May 8, 2017 in Denver. The fast moving storm took many by surprise when the storm hit around 3:00.

People navigate piles of hail and standing water along Larimer street on the Metropolitan State University of Denver campus after a pounding hail storm ripped through the area on May 8, 2017 in Denver.

People navigate piles of hail and standing water along Larimer street on the Metropolitan State University of Denver campus after a pounding hail storm ripped through the area on May 8, 2017 in Denver. The fast moving storm took many by surprise when the storm hit around 3:00.

DENVER, CO - MAY 8: A cyclist waits at a light as he contemplates navigating piles of hail and standing water after a pounding hail storm ripped through the area on May 8, 2017 in Denver, Colorado. The fast moving storm took many by surprise when the storm hit around 3:00. (Photo by Helen H. Richardson/The Denver Post)

Workmen cover their heads as they run for cover to get out of the pounding hail storm that hit the metro area around 3:00 on May 8, 2017 in Denver.

Hail looks like snow as cars and buses drive slowly down Wewatta street on May 8, 2017 in Denver.

Kenny Anderson tries to get out of the pounding hail storm underneath the 20th street bridge on Wewatta street on May 8, 2017 in Denver.

Kenny Anderson, left, and Amanda Cress, her husband Charles and her son Charles Jr. , right, try to get out of the pounding hail storm underneath the 20th street bridge on Wewatta street on May 8, 2017 in Denver.

DENVER, CO - MAY 8: People navigate piles of hail along Larimer street on the Metropolitan State University of Denver campus after a pounding hail storm ripped through the area on May 8, 2017 in Denver, Colorado. The fast moving storm took many by surprise when the storm hit around 3:00. (Photo by Helen H. Richardson/The Denver Post)

People navigate piles of hail along Larimer street on the Metropolitan State University of Denver campus after a pounding hail storm ripped through the area on May 8, 2017 in Denver.

Rachel Norton hangs onto a large box as she navigates piles of hail along Larimer street on the Metropolitan State University of Denver campus after a pounding hail storm ripped through the area on May 8, 2017 in Denver.

Kenny Anderson tries to keep his umbrella in his hands as the wind blows while trying to keep out of the pounding hail storm underneath the 20th street bridge on Wewatta street on May 8, 2017 in Denver.

Amanda Cress holds on tightly to her son Charles, 9, as she and her husband Charles move quickly to get out of the pounding hail storm along Wewatta street on May 8, 2017 in Denver.

Hail piles up on Colfax Ave. outside Civic Center Park in downtown Denver Monday afternoon, May 8, 2017.