Public Information Statement
Issued by NWS Denver/Boulder, CO

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NOUS45 KBOU 140859

Public Information Statement
National Weather Service Denver/Boulder CO
259 AM MDT FRI JUL 14 2017

...Today in metro Denver weather history...

1-18  In 1874...a streak of 18 consecutive days of 90 degrees
        tied for second with another streak that was later set
        in the summer of 1901. The record of 24 consecutive days
        was established in the summer of 2008.
1-31  In 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...which 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.
6-23  In 1901...a streak of 18 consecutive days of 90 degrees
        tied for second with another streak set in the summer of
        1874. The record of 24 consecutive days was established in
        the summer of 2008.
7-25  In 1934...a streak of 15 consecutive days of 90 degrees
        ranked 5th on the list of hot streaks.  The record of
        24 consecutive days was established in the summer of
13-5  In 2008...a streak of 24 consecutive days of 90 degrees
        shattered the previous record of 18 consecutive days
        established in 1901 and 1874. new single
        day record high temperatures were set in the month of July.
        In August however...a record of 104 degrees was set on the
        1st...and another record of 103 degrees was set on the 2nd.
        In addition...a record low min of 70 degrees was set on
        August 2nd.
14    In 1878...the temperature reached a high of 100 degrees in
        downtown Denver.
      In 1906...a thunderstorm produced north winds sustained to
        52 mph and 0.53 inch of rain in 10 minutes.
      In 1912...a heavy thunderstorm cloudburst in the late afternoon
        combined with a similar storm to the south of the city to
        produce widespread flooding on Cherry Creek in downtown
        Denver...which resulted in two deaths and several injuries.
        The flooding was the worst since 1864 and covered around 3
        square miles of lower downtown.  Bridges along Cherry Creek
        were washed out and water lapped at the floor of the Broadway
        bridge over the South Platte River...causing authorities to
        declare it unsafe except for pedestrians.  By nightfall...
        Union Depot was under 2 to 3 feet of water...and railroad and
        street car traffic was stalled.  Those forced from their
        homes by the surging flood waters took refuge in the Denver
        Auditorium.  The flood waters caused great damage to the
        sewerage system...parkways...bridges and residences and
        commercial warehouses near Cherry Creek in the wholesale
        district.  Flood damage was estimated at several million
        dollars.  Heavy thunderstorm rainfall of 2.00 inches...of
        which nearly 1.75 inch fell in 30 minutes in central Denver...
        was accompanied by severe thunderstorm winds sustained to 55
        mph with gusts as high as 74 mph.
      In 1933...thunderstorm rainfall was only 0.01 inch...but
        northwest winds sustained to 37 mph with gusts to 47 mph
        produced a dust storm for about 10 minutes during the
        late afternoon.
      In 1967...heavy rain flooded areas of north and west metro
        Denver...and high water closed street intersections in the
        city.  Crops were damaged...and 200 chickens drowned by
        flooding northwest of Denver where farm buildings and
        irrigation facilities were also damaged.
      In 1969...a thunderstorm wind gust to 51 mph was recorded at
        Stapleton International Airport.
      In 1975...heavy rains caused locally heavy flash flooding along
        Niver Creek south of Thornton and in other parts of north
        metro Denver.  Over 40 thousand dollars in damage to public
        property was reported...and numerous homes and yards were
      In 1986...thunderstorm winds blew down a power line in west-
        central Jefferson County.  The it moved into
        Denver...snapped tree limbs and damaged a fence near
        Washington Park.  Wind gusts in the area were estimated at
        80 to 85 mph.
      In 1990...thunderstorm wind gusts to 58 mph were recorded at
        Buckley Field in Aurora.  No damage was reported.  Winds
        gusted to 44 mph at Stapleton International Airport.
      In 1993...a severe thunderstorm moved across southern sections
        of metro Denver.  Dime size hail fell in Lakewood...and hail
        up to one inch diameter was measured at Cherry Creek
        Reservoir.  Later in the afternoon...hail to one inch
        diameter fell in Golden and Arvada.
      In 1994...hail to 1 1/4 inches in diameter fell north of
      In 1998...dry microburst winds estimated to 70 mph snapped
        tree branches up to 4 inches in diameter in Brighton
        where some road signs were twisted and blown down.  At
        Denver International Airport...dry microburst winds gusted
        to 61 mph.
      In 1995...thunderstorm winds gusted to 62 mph near Strasburg.
      In 2001...a severe thunderstorm dumped hail to 3/4 inch in
        diameter in the foothills about 10 miles northwest of
      In 2011...severe thunderstorms in the Denver metropolitan
        area produced very heavy rain...large hail and damaging
        winds. The strong winds toppled a few trees and the heavy
        rain caused street flooding and minor flash flooding.
        Several cars were stranded at the intersection of Santa Fe
        Drive and Oxford...and near Broadway and U.S. Highway 285.
        A 16-yr old teenager was seriously injured when he tried
        to retrieve a ball along the banks of West Toll Gate Creek.
        He was pulled from the swollen creek and died several days
        later. Hail up to one inch in diameter was reported
        around the area. The thunderstorms also produced frequent
        lightning. One strike sparked a fire at Aspen Academy...a
        private school in Greenwood Village. Most of the damage
        was confined to the roof and attic. In Englewood...a
        40-ft tree was blown into a house and knocked down some
        power lines.  At Denver International Airport...a severe
        thunderstorm produced sustained winds of 47 mph and a
        peak wind gust to 68 mph.
14-15 In 1985...thunderstorms dumped heavy rain and hail at numerous
        locations along the Front Range from Denver north.  Some of
        the heaviest rain fell in northern and western suburbs of
        Denver.  Up to 2.6 inches of rain drenched Arvada...and
        Thornton was soaked with 2 inches in 45 minutes.  At least
        5 homes in Arvada suffered extensive damage from water and
        mud...and many streets and basements were flooded.  In
        southern Jefferson county...11 homes were struck by

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