{"id":20782,"date":"2020-07-02T04:13:01","date_gmt":"2020-07-02T10:13:01","guid":{"rendered":"http:\/\/www.thorntonweather.com\/blog\/?p=20782"},"modified":"2020-07-03T04:17:32","modified_gmt":"2020-07-03T10:17:32","slug":"june-28-to-july-4-this-week-in-denver-weather-history-3","status":"publish","type":"post","link":"https:\/\/www.thorntonweather.com\/blog\/weather-history\/june-28-to-july-4-this-week-in-denver-weather-history-3\/","title":{"rendered":"June 28 to July 4: This week in Denver weather history"},"content":{"rendered":"<p><a href=\"https:\/\/www.thorntonweather.com\/blog\/wp-content\/uploads\/2019\/11\/This-Week-in-Denver-Weather-History.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-20209\" src=\"https:\/\/www.thorntonweather.com\/blog\/wp-content\/uploads\/2019\/11\/This-Week-in-Denver-Weather-History-590x331.jpg\" alt=\"This Week in Denver Weather History\" width=\"590\" height=\"331\" srcset=\"https:\/\/www.thorntonweather.com\/blog\/wp-content\/uploads\/2019\/11\/This-Week-in-Denver-Weather-History-590x331.jpg 590w, https:\/\/www.thorntonweather.com\/blog\/wp-content\/uploads\/2019\/11\/This-Week-in-Denver-Weather-History-300x169.jpg 300w, https:\/\/www.thorntonweather.com\/blog\/wp-content\/uploads\/2019\/11\/This-Week-in-Denver-Weather-History-450x253.jpg 450w, https:\/\/www.thorntonweather.com\/blog\/wp-content\/uploads\/2019\/11\/This-Week-in-Denver-Weather-History-768x431.jpg 768w, https:\/\/www.thorntonweather.com\/blog\/wp-content\/uploads\/2019\/11\/This-Week-in-Denver-Weather-History.jpg 849w\" sizes=\"(max-width: 590px) 100vw, 590px\" \/><\/a><\/p>\n<p>As always, an interesting week in Denver and Thornton weather history.\u00a0 Various severe weather items are noteworthy, none more so than on July 2, 2006 when a teenager wearing an iPod was struck with lightning.\u00a0 The music player actually contributed to the teen\u2019s injuries by providing a direct route for the electricity into the victim\u2019s head via the headphones.<\/p>\n<p>From the National Weather Service:<\/p>\n<p>21-3<\/p>\n<p>In 2002\u2026the maximum temperature in Denver equaled or exceeded 90 degrees for 13 consecutive days\u2026equaling the 5th longest such streak on record.\u00a0 The record of 18 consecutive days was set during the summer of 1901.<\/p>\n<p>28<\/p>\n<p>In 1873\u2026there was a great deal of smoke over the city from forest fires in the mountains.<\/p>\n<p>In 1875\u2026smoke from forest fires in the foothills south of Denver were visible from the city.<\/p>\n<p>In 1913\u2026an apparent dry microburst produced southwest winds sustained to 44 mph with gusts to 48 mph in the city.<\/p>\n<p>In 1925\u2026a thunderstorm produced north winds sustained to 38 mph with gusts to 44 mph.<\/p>\n<p>In 1958\u2026a microburst caused a brief wind gust to 58 mph at Stapleton Airport.<\/p>\n<p>In 1964\u2026lightning struck several homes in metro Denver\u2026 Sparking fires.\u00a0 Some flooding occurred in the stockyards area\u2026at West 45th Avenue and St. Paul Street\u2026and along Harvard Gulch.<\/p>\n<p>In 1997\u2026strong microburst winds of unknown speed downed several trees\u2026signs\u2026and at least one light pole in the Fort Lupton area.\u00a0 Two trees knocked over by the storm downed power lines causing scattered outages.<\/p>\n<p>In 2002\u2026a thunderstorm wind gust to 60 mph was recorded in Parker.<\/p>\n<p>In 2005\u2026severe thunderstorms produced wind gusts to 66 mph near Longmont and to 60 mph near Niwot.\u00a0 No damage was reported.\u00a0 A thunderstorm produced a wind gust to 55 mph at Denver International Airport during the afternoon.<\/p>\n<p>In 2015&#8230;a lightning strike injured 15 hikers as they were descending 500 feet below the summit of Mt Bierstadt&#8230;in Clear Creek County&#8230;south of Georgetown. Eight adults were were transported from the trailhead&#8230;and three of those were taken to Denver-area hospitals. One was in serious condition&#8230;the other two had non-life threatening injuries. The strike also killed a dog. Severe thunderstorms produced hail up to 1 1\/2 inches in diameter&#8230;7 miles southwest of Byers&#8230;and 1 1\/4 inches in diameter&#8230;13 miles north of Elizabeth.<\/p>\n<p>In 2016&#8230;severe thunderstorms produced hail&#8230;from quarter to ping ball size&#8230;over northwest&#8230;west and southwest parts of Denver. In addition hail up to quarter size was also reported just southeast of Denver International Airport. Officially only a trace of rainfall was measured at the airport&#8230;with a peak wind gust of 35 mph from the west.<\/p>\n<p>29<\/p>\n<p>In 1874\u2026eight different fires in mountain forests were visible from the city.\u00a0 All of the fires were extensive\u2026 And the volume of smoke from each was immense.\u00a0 Three of these fires had been burning from the 18th with varied intensity.<\/p>\n<p><span id=\"more-1699\"><\/span>In 1911\u2026an apparent dry microburst produced sustained winds to 45 mph.<\/p>\n<p>In 1960\u2026a strong gust of wind blew a small foreign sedan off the highway near Brighton\u2026injuring the driver.\u00a0 East winds gusted to 40 mph at Stapleton Airport.<\/p>\n<p>In 1961\u2026thunderstorm winds estimated as high as 40 to 50 mph occurred over southeast Denver.\u00a0 No significant damage was reported.<\/p>\n<p>In 1962\u2026heavy rain and small hail caused some flooding in southwest Denver.<\/p>\n<p>In 1995\u2026upslope cloudiness with rain and fog cooled temperatures to record levels.\u00a0 Low temperature of 47 degrees equaled the record for the date.\u00a0 High temperature of only 54 degrees set a new record low maximum for the date.\u00a0 Rainfall totaled 0.90 inch at Denver International Airport and 0.41 inch at the site of the former Stapleton International Airport.<\/p>\n<p>In 2003\u2026a severe thunderstorm in Parker produced hail to 1 inch in diameter.<\/p>\n<p>In 2011\u2026two airmen from the Colorado National Guard suffered minor injuries when they were struck by lightning. They were hit while on duty at a flight line at Buckley Air Force Base. At Denver International Airport\u2026a microburst produced a peak wind gust to 72 mph.<\/p>\n<p>29-2<\/p>\n<p>In 1990\u2026almost a year to date after the record breaking heat in early July 1989\u2026the third longest heat wave in Denver history started.\u00a0 From June 29th through July 2nd the temperature reached 100 degrees or more on four consecutive days.\u00a0 The highest reading of 102 degrees occurred on the 29th\u202630th\u2026and 1st.\u00a0 Combined with the 102 degree reading on June 27th this would have been the longest heat wave on record\u2026but the temperature climbed to only 98 degrees on June 28th.<\/p>\n<p>29-15<\/p>\n<p>In 2000\u2026the 29th marked the beginning of a near record hot streak for metro Denver.\u00a0 The high temperatures\u2026as recorded at Denver International Airport\u2026exceeded the 90 degree mark for 17 consecutive days from June 29th through July 15th. This was one day short of equaling the all time record.\u00a0 The record of 18 consecutive 90 degree or above days was first set from July 1st through July 18th\u20261874.\u00a0 The record was equaled from July 6th through July 23rd\u20261901.<\/p>\n<p>30<\/p>\n<p>In 1879\u2026dense smoke from mountain forest fires covered the city and obscured the sun as it set behind the mountains.<\/p>\n<p>In 1900\u2026a thunderstorm produced northwest winds to 44 mph with gusts to 58 mph\u2026but only a trace of rain.<\/p>\n<p>In 1917\u2026north winds were sustained to 47 mph with gusts to 52 mph.<\/p>\n<p>In 1942\u2026a strong thunderstorm produced hail and heavy rainfall in south Denver.\u00a0 Leaves were stripped from trees and heavy rain caused street flooding which halted traffic.\u00a0 Hail of unknown size reached a depth of 9 inches on the ground.<\/p>\n<p>In 1965\u2026funnel clouds were observed to the south of Stapleton International Airport and in Jefferson County\u202615 miles southwest of the airport.\u00a0 Later\u2026a tornado touched down briefly 1 mile east of Littleton\u2026causing only minor damage. Another tornado was observed 12 miles southwest of Stapleton International Airport in Jefferson County.\u00a0 Hail to 3\/4 inch in diameter fell in the bear valley area\u202612 miles south- southwest of Stapleton International Airport.\u00a0 Yet another tornado was sighted 10 miles northwest of the airport. Cloudbursts accompanied by hail battered areas of Arapahoe and Adams counties east of Denver\u2026damaging ripening grain fields.\u00a0 At Lafayette\u20263.50 inches of rain fell in 30 minutes\u2026causing some flooding.<\/p>\n<p>In 1982\u2026numerous funnel clouds were observed over southwest metro Denver.\u00a0 Only one funnel touched down near the intersection of Jewell and Kipling.\u00a0 The tornado was on the ground for about 5 minutes and caused no damage except for uprooting some trees.\u00a0 In addition\u2026thunderstorms produced heavy rain and hail in the foothills west of Denver.\u00a0 Over an inch of rain fell in a short time near Idaho Springs\u2026 Causing clear creek to overflow its banks and flood a few low lying areas of the town.\u00a0 A few people were evacuated\u2026 And water and mud entered several stores.\u00a0 The heavy rain also washed out several roads.\u00a0 Hail piled up to a depth of 3 to 4 inches near Idaho Springs.\u00a0\u00a0 Hail to 3\/4 inch was reported at many places across metro Denver including Stapleton International Airport.\u00a0 Lightning struck a chemistry building on the university of Colorado campus in Boulder and started a small fire.\u00a0 Thunderstorm wind gusts to 60 mph were reported near Brighton.<\/p>\n<p>In 1984\u2026heavy rain caused some street and basement flooding in Littleton.\u00a0 One location received 1.56 inches of rain in 75 minutes.<\/p>\n<p>In 1987\u2026a weak tornado near Watkins stayed on the ground for 5 minutes.<\/p>\n<p>In 1990\u2026a small twister touched down in an open field just north of the rocky mountain arsenal.\u00a0 No damage was reported.<\/p>\n<p>In 1998\u2026hail as large as 1 inch in diameter fell near Evergreen.<\/p>\n<p>In 2005\u2026a severe thunderstorm produced hail as large as 3\/4 inch near Roggen.\u00a0 The hail destroyed a wheat field.<\/p>\n<p>In 2006\u2026the temperature reached a high of 98 degrees at Denver International Airport.\u00a0 This marked the 19th day in June with a maximum temperature of 90 degrees or more setting a new all-time record for the month.<\/p>\n<p>In 2011\u2026very strong thunderstorm winds were also observed across portions of the urban corridor. A peak wind gust to 65 mph was recorded\u20262 miles northeast of boulder with a gust to 63 mph at Front Range Airport at Watkins and 7 miles southeast of Denver International Airport.\u00a0 The peak wind gust measured at Denver International Airport itself was 45 mph.\u00a0 A severe thunderstorm also produced one inch in diameter hail 2 miles south-southeast of Parker. In addition\u2026a lightning strike destroyed a home in north Denver.<\/p>\n<p><span id=\"more-15346\"><\/span>30-1<\/p>\n<p>In 1873\u2026heavy rainfall overnight totaled 1.42 inches. Mountain peaks to the southwest of the city were covered with fresh snow on the morning of the 1st.<\/p>\n<p><!--more-->1<\/p>\n<p>In 1915\u2026northeast winds sustained to 41 mph with gusts to 50 mph occurred just before a thundershower in the evening. Rainfall was only 0.07 inch.<\/p>\n<p>In 1941\u2026unusually heavy thunderstorm rains flooded basements and blocked traffic.\u00a0 Water was curb high on many downtown streets.\u00a0 The thunderstorm also pelted the city with hail of unknown size.\u00a0 Rainfall in downtown Denver totaled 0.72 inch\u2026but greater amounts likely occurred in other parts of the city.<\/p>\n<p>In 1960\u2026a severe dust devil moving through an Adams County suburban area blew over a fireworks stand\u2026injuring an 11- year-old boy customer and two women operators of the stand. The boy was found under the demolished stand 100 feet away.<\/p>\n<p>In 1961\u2026hail as large as 1 1\/4 inches in diameter was reported over east Denver.<\/p>\n<p>In 1967\u2026golf ball size hail fell over portions of metro Denver.\u00a0 Hail stones to 2 inches in diameter damaged roofs and broke windows in northeast Boulder.\u00a0 Marble to golf ball size hail fell at the Boulder Airport.\u00a0 A funnel cloud was sighted over the foothills near Boulder.\u00a0 Hail stones of 1 to 2 inches in diameter were measured at Jefferson County airport near Broomfield.\u00a0 Marble size hail fell in the vicinity of Arvada and Westminster.<\/p>\n<p>In 1982\u2026severe thunderstorms dropped large hail in Denver\u2026 Boulder\u2026Commerce City\u2026Lakewood\u2026Wheat Ridge\u2026Golden\u2026and Arvada.\u00a0 Most locations reported hail size from 3\/4 to 1 1\/4 inches in diameter.<\/p>\n<p>In 1990\u2026the high temperature reached 102 degrees at Stapleton International Airport.<\/p>\n<p>In 1998\u2026hail to 1 1\/2 inches in diameter fell near Bennett.<\/p>\n<p>In 2001\u2026the temperature climbed to a high of 101 degrees at Denver International Airport.<\/p>\n<p>In 2016&#8230;a severe thunderstorm produced large hail in Castle Rock&#8230;ranging in size from 1 to 2 inches in diameter. The hail pummeled neighborhoods as it smashed cars and shattered windows. The storm caused extensive damage to shutters&#8230;roofs&#8230;siding and fencing.<\/p>\n<p>1-31<\/p>\n<p>In 2012\u2026it was the hottest July on record in Denver since weather records began in 1872. The average temperature for the month was 78.9 degrees which was 4.7 degrees above normal. There were 27 days in which the high temperature equaled or exceeded 90 degrees\u2026which established a new record. There were also 7 days in which the temperature equaled or exceeded 100 degrees which tied the record set in 2005.<\/p>\n<p>2<\/p>\n<p>In 1879\u2026a severe hail storm produced considerable damage in the vicinity of Arvada.\u00a0 Some of the stones were unusually large\u2026measuring 6.5 inches in circumference (2 inches in diameter) with an average weight of 1 ounce. The stones were uniformly large with one side concave. The greatest damage was to early wheat\u2026cabbage\u2026and vines. A tree just to the south of the weather station in downtown Denver was struck by lightning.\u00a0 Residents in the house 15 feet away were affected by the strike.<\/p>\n<p>In 1885\u2026thunderstorm winds were sustained to 50 mph in the city.<\/p>\n<p>In 1892\u2026an apparent cold front produced sustained northeast winds to 40 mph with gusts to 45 mph.<\/p>\n<p>In 1955\u2026a apparent microburst wind gust to 69 mph was recorded at Stapleton Airport where the brief strong wind reduced the visibility to zero in blowing dust.<\/p>\n<p>In 1965\u2026hail\u2026up to 2 inches in diameter\u2026struck southwest Adams and northeast Denver counties\u2026damaging cars\u2026windows\u2026 And foliage.\u00a0 Hail accumulated up to a foot deep.\u00a0 Wind gusts to 48 mph and hail to 1 inch in diameter fell at Stapleton International Airport where the large hail broke three storm windows and shredded shrubs at the U.S. Weather Bureau upper air building.<\/p>\n<p>In 1968\u2026a pilot reported a tornado 10 miles southeast of Parker.<\/p>\n<p>In 1971\u2026one inch diameter hail stones were reported in Adams County about 30 miles east of Denver.<\/p>\n<p>In 1987\u2026a large tornado touched down 10 miles northeast of Stapleton International Airport.\u00a0 The tornado was vertical and thick and kicked up a large dust and debris cloud. Later\u2026it developed a sinuous rope-like shape as it slowly dissipated.\u00a0 The tornado was visible for 15 minutes.\u00a0 The twister occurred in open country and did only minor damage to a metal shed\u2026porch\u2026and mailbox.\u00a0 A man was killed by lightning in southwest Aurora.\u00a0 He was in his backyard and had a shovel in his hand at the time of the strike.\u00a0 A group of soccer players were hit by lightning on a field in Boulder.\u00a0 A 10-year-old boy was critically injured and hospitalized; fortunately he recovered.\u00a0 Six other people were knocked to the ground by the strike.\u00a0 Two of these were slightly injured.\u00a0 Golf ball size hail fell just east of Littleton and at Highlands Ranch.\u00a0 Hail as large as 3\/4 inch in diameter was reported in Aurora and Parker and near Hudson and Franktown.<\/p>\n<p>In 1988\u2026a 45-year-old man was injured by lightning at Cheery Creek Reservoir.\u00a0 Administration of CPR probably saved his life.<\/p>\n<p>In 1990\u2026the temperature reached a high of 100 degrees at Stapleton International Airport.<\/p>\n<p>In 1993\u2026thunderstorm winds blew a roof off a barn near Parker\u2026causing an estimated 15 hundred dollars damage.<\/p>\n<p>In 1994\u2026thunderstorm winds downed power lines in Boulder\u2026 Causing power outages.\u00a0 Winds gusted to 66 mph in Boulder\u2026 64 mph in Arvada\u2026and 60 mph in Golden.<\/p>\n<p>In 1998\u2026a small tornado touched down briefly near Barr Lake\u2026 But caused no damage.<\/p>\n<p>In 2002\u2026hail as large as 1 3\/4 inches in diameter fell in the city of Denver and in Arapahoe County near Littleton. The low temperature of 69 degrees equaled the record high minimum for the date.<\/p>\n<p>In 2006\u2026lightning struck a teenager in Castle Rock as he was mowing his lawn and listening to an iPod.\u00a0 The teen suffered burns to his hands and feet\u2026and had blood running from his ears when he was found.\u00a0 The victim\u2019s eardrums were ruptured\u2026which damaged his hearing. Lightning also struck a house in Castle Rock causing extensive damage to the roof and side of the home. Heavy rains caused flash flooding at Castlewood Canyon State Park near Franktown.\u00a0 The floodwaters destroyed four footbridges along the high trail.\u00a0 A culvert and several roads were washed out in the area.\u00a0 In addition\u2026 Two driveways crossing Cherry Creek were washed out near prairie canyon ranch.\u00a0 Heavy rainfall also caused minor flooding on Murphy and Sand Creeks\u2026just east of Buckley AFB.\u00a0 Gun club road was closed between alameda and Mississippi avenues\u2026north of the Murphy Creek Golf Course\u2026where 3 feet of standing water reportedly covered the road.\u00a0 A severe thunderstorm produced large hail to 7\/8 inch in diameter in south Aurora near Cherry Creek.<\/p>\n<p>In 2016&#8230;a weak landspout touched down briefly in and open field near Bennett.<\/p>\n<p>3<\/p>\n<p>In 1874\u2026the temperature climbed to a high of 101 degrees in downtown Denver.<\/p>\n<p>In 1881\u2026the all time highest recorded daily minimum temperature of 77 degrees occurred in the city.\u00a0 This was also the highest daily minimum temperature ever recorded in July.<\/p>\n<p>In 1885\u2026a severe thunderstorm produced hail the size of hazel nuts\u2026which fell with great force.\u00a0 A telegraph pole in west Denver was struck by lightning and shattered to pieces.<\/p>\n<p>In 1955\u2026a brief microburst wind gust to 61 mph was recorded at Stapleton Airport.<\/p>\n<p>In 1960\u2026a major hail storm caused 1.5 million dollars in damage across metro Denver.\u00a0 The heaviest damage occurred in south Denver\u2026Englewood\u2026Littleton\u2026and Golden from wind- driven hail as large as golf balls and heavy rain which caused flooding.\u00a0 Winds were estimated at 60 to 70 mph. Rainfall was estimated at 2 to 3 inches.\u00a0 Hail accumulated 3 to 4 inches deep in some sections.\u00a0 Hail carried by flood waters drifted 3 to 4 feet deep.\u00a0 An Englewood policeman was injured when hail broke the windshield of his car.\u00a0 One inch of rain in 10 minutes\u2026and heavy hail damage were reported in Parker.\u00a0 At some places the hail from the storm was still on the ground the next morning.<\/p>\n<p>In 1967\u2026large hail stones from 1 3\/4 to 2 1\/2 inches in diameter damaged cars and buildings in southwest Denver and Littleton where hail drifted to depths of 3 to 4 feet.\u00a0 The hail caused a great deal of damage\u2026and streets were flooded by heavy rain over many sections of west metro Denver.\u00a0 At centennial race track near Littleton\u2026a few hail stones were as large as tennis balls.\u00a0 Large hail broke the windshield on a Littleton police car.\u00a0 Golf ball to tennis ball size hail fell in the vicinity of Arapahoe Road and South Broadway.\u00a0 One inch diameter hail fell at the intersection of Orchard and South University.\u00a0 Golf ball size hail fell in Broomfield.\u00a0 Hail in Westminster was measured from 1 to 1 1\/4 inches in diameter.\u00a0 Tornadoes were sighted by the public near Cheery Creek Reservoir\u2026 North of Commerce City\u2026and in Arvada\u2026but caused no reportable damage.<\/p>\n<p>In 1993\u2026high winds developed behind a strong cold front along portions of the Front Range.\u00a0 While the strongest winds were reported north of metro Denver\u2026the winds blew out a half inch thick pane of glass from a vacant 9-story building. The glass landed on a parked car below.\u00a0 West winds gusting to 52 mph kicked up some blowing dust at Stapleton International Airport.<\/p>\n<p>In 1996\u2026lightning sparked a small fire near buffalo creek in southern Jefferson County.\u00a0 Only one acre burned before the fire was contained.<\/p>\n<p>In 2002\u2026heavy thunderstorm rain washed out a frontage road 6 miles north of larkspur.\u00a0 The nearby mountain ranch subdivision was also flooded.\u00a0 Heavy rainfall in the Hayman Fire burn area washed out a secondary road when debris from the runoff blocked a culvert.\u00a0 Hail as large as 3\/4 inch fell near Keenesburg\u2026in Castle Rock\u2026and 7 miles to the south of Castle Rock.<\/p>\n<p>In 2005\u2026severe thunderstorms produced high winds.\u00a0 Wind gusts to 75 mph were measured near Longmont and to 60 mph just west of Boulder.\u00a0 No damage was reported.<\/p>\n<p>In 2007\u2026severe thunderstorms produced large hail in the foothills and suburbs west of Denver.\u00a0 Large hail from 1 to 2 inches in diameter was reported in the vicinity of Idaho Springs\u2026Rollins and Edgewater.<\/p>\n<p>In 2014\u2026a severe thunderstorm produced large\u2026 Up to 1 1\/2 inches in diameter\u2026about 14 miles northwest of Golden.<\/p>\n<p>4<\/p>\n<p>In 1874\u2026the temperature reached a high of 102 degrees in downtown Denver.\u00a0 Large forest fires in the mountains from the west-northwest to the south filled the atmosphere over the city with dense smoke.<\/p>\n<p>In 1885\u2026a thunderstorm produced sustained winds to 44 mph with gusts to 60 mph.\u00a0 A circus tent was tattered by the strong winds.<\/p>\n<p>In 1900\u2026a thunderstorm produced northwest winds sustained to 42 mph with gusts to 51 mph\u2026but only 0.05 inch of rain.<\/p>\n<p>In 1903\u2026the all time lowest temperature ever recorded in July\u202642 degrees\u2026occurred. The temperature also occurred on July 31\u20261873.<\/p>\n<p>In 1910\u2026thunderstorm winds were sustained to 42 mph from the southwest.<\/p>\n<p>In 1922\u2026thunderstorm winds were sustained to 37 mph with gusts to 48 mph.<\/p>\n<p>In 1956\u2026a thunderstorm wind gust to 54 mph was recorded at Stapleton Airport.<\/p>\n<p>In 1964\u2026several men were knocked down by a bolt of lightning while playing golf in south metro Denver.\u00a0 They got up and ran for cover when one of them was struck by a second bolt. He suffered burns and shock.<\/p>\n<p>In 1987\u2026a weak tornado was observed for 6 minutes\u20267 miles northeast of Watkins.\u00a0 Hail 3\/4 to 1 1\/4 inches in diameter fell in southeast Aurora.<\/p>\n<p>In 1988\u2026lightning struck a group of people at the Jefferson County fairgrounds.\u00a0 A 42-year-old woman was seriously injured and was hospitalized for 3 days.\u00a0 Four other people sustained minor injuries.<\/p>\n<p>In 1993\u2026strong northwest winds uprooted several trees across metro Denver.\u00a0 Wind gusts to 64 mph were reported at Erie north of Denver.\u00a0 A west wind gust to 43 mph was recorded at Stapleton International Airport.<\/p>\n<p>In 1995\u2026lightning struck and injured two people standing in a field in Arvada.<\/p>\n<p>In 1998\u2026heavy thunderstorm rain\u2026up to 2.75 inches\u2026and marble size hail combined to flood local roads and fields near Roggen.<\/p>\n<p>In 2002\u2026heavy thunderstorm rain in the Hayman Fire burn area caused flash flooding.\u00a0 In Jefferson County\u2026gulch road was washed out.\u00a0 In Douglas County\u2026high water washed out some forest access roads as well\u2026generally to the east of a line extending from signal butte to Deckers.<\/p>\n<p>In 2010\u2026intense thunderstorms produced torrential rainfall\u2026 In excess of 5 inches in one hour\u2026and caused flash flooding in the vicinity of Elizabeth. Numerous county roads were washed out. The combination of heavy rain and hail made it necessary to run snow plows through town. Extensive basement flooding was also reported. Severe thunderstorms produced large hail from aurora south to Elizabeth and Larkspur. The hail size ranged from 1 to 2 inches in diameter. A wet microburst produced 1.84 inches of rainfall at Denver International Airport. A peak wind gust to 48 mph was also observed from the northeast.<\/p>\n<p>In 2017&#8230;a microburst produced a wind gust to 61 mph&#8230;about 13 miles east-northeast of Denver International Airport.<\/p>\n<p>4-5<\/p>\n<p>In 1875\u2026nearly every railroad running into the city was damaged by heavy thunderstorm rains.\u00a0 The heavy rains washed out wooden bridges over normally dry creeks. Some trains were entirely suspended.\u00a0 In the city\u2026heavy thunderstorm rain totaled 1.05 inches on the 4th\u2026but only 0.28 inch on the 5th.<\/p>\n<p>4-8<\/p>\n<p>In 1989\u2026one of the most intense heat waves on record roasted metro Denver.\u00a0 The temperature reached 100 degrees or more on 5 consecutive days.\u00a0 The city had previously never recorded more than 2 straight 100-degree days since records began in 1872.\u00a0 Water and electricity usage reached all time highs.\u00a0 The heat wave created extremely dry weather conditions\u2026which contributed to a major forest fire in Boulder canyon on July 9th.\u00a0 The temperature reached 103 degrees on the 8th\u2026and the mercury climbed to 101 degrees on both the 4th and 5th\u2026and to 102 degrees on both the 6th and 7th.\u00a0 The low temperature of 68 degrees on the 8th equaled the record high minimum for the date.<\/p>\n<p>13-5<\/p>\n<p>In 2008\u2026a streak of 26 consecutive days of 90 degrees shattered the previous record of 18 consecutive days established in 1901 and 1874.\u00a0\u00a0 Ironically\u2026no new single day record high temperatures were set in the month of July. In august however\u2026a record of 104 degrees was set on the 1st\u2026and another record of 103 degrees was set on the 2nd. In addition\u2026a record low min of 70 degrees was set on august 2nd.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>As always, an interesting week in Denver and Thornton weather history.\u00a0 Various severe weather items are noteworthy, none more so than on July 2, 2006 when a teenager wearing an iPod was struck with lightning.\u00a0 The music player actually contributed to the teen\u2019s injuries by providing a direct route for the electricity into the victim\u2019s &hellip; <a href=\"https:\/\/www.thorntonweather.com\/blog\/weather-history\/june-28-to-july-4-this-week-in-denver-weather-history-3\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">June 28 to July 4: This week in Denver weather history<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[63],"tags":[81,106,62,34,41,741],"_links":{"self":[{"href":"https:\/\/www.thorntonweather.com\/blog\/wp-json\/wp\/v2\/posts\/20782"}],"collection":[{"href":"https:\/\/www.thorntonweather.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.thorntonweather.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.thorntonweather.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.thorntonweather.com\/blog\/wp-json\/wp\/v2\/comments?post=20782"}],"version-history":[{"count":1,"href":"https:\/\/www.thorntonweather.com\/blog\/wp-json\/wp\/v2\/posts\/20782\/revisions"}],"predecessor-version":[{"id":20783,"href":"https:\/\/www.thorntonweather.com\/blog\/wp-json\/wp\/v2\/posts\/20782\/revisions\/20783"}],"wp:attachment":[{"href":"https:\/\/www.thorntonweather.com\/blog\/wp-json\/wp\/v2\/media?parent=20782"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.thorntonweather.com\/blog\/wp-json\/wp\/v2\/categories?post=20782"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.thorntonweather.com\/blog\/wp-json\/wp\/v2\/tags?post=20782"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}