Public Information Statement
Issued by NWS Denver/Boulder, CO

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NOUS45 KBOU 050859

Public Information Statement
National Weather Service Denver/Boulder CO
259 AM MDT SAT AUG 5 2017

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

5     In 1881...the low temperature cooled to only 76 degrees...the
        record high minimum temperature for the month.
      In 1889...southwest winds were sustained to 42 mph.
      In 1918...hail pelted the city...but was light and caused no
        damage.  Precipitation totaled 0.25 inch.  Northwest winds
        were sustained to 31 mph.
      In 1964...lightning struck two boys in Denver while playing
        ball.  One was treated and released from the hospital...but
        the other boy suffered second degree electrical shock and
        cardiac arrest and was hospitalized in critical condition
        for several days.
      In 1969...two tornadoes touched down briefly in an open field
        southeast of Buckley Field in Aurora.  No damage was
      In 1970...heavy rain in the Indian Hills area in the
        foothills west of Denver caused flash flooding...which
        washed out roads and damaged other property.  Hail
        accumulated to a 3 inch depth with stones up to golf ball
        size; however...most of the damage was from flooding.
      In 1982...2.38 inches of rain fell in an hour in Arvada...
        causing minor flooding on Ralston Creek.  In Westminster...
        1 1/2 inches of rain fell...causing damage to streets and
        culverts.  In addition...lightning caused some minor power
        outages across metro Denver.
      In 1983...very heavy thunderstorms hit the southern portion of
        metro Denver.  Heavy much as 2.89 inches in 38
        minutes...caused widespread street flooding in southeast
        Denver.  Two feet of water covered a section of I-25.  Hail
        up to golf ball size accompanied the storm in Littleton and
        Englewood...along with 60 mph winds.
      In 1984...a heavy thunderstorm drenched Littleton with up to
        2.35 inches of rain in an hour...along with small hail that
        piled up to 2 inches deep.  Flood waters were up to 4 feet
        deep in parts of town with many basements flooded.  There
        were some power outages caused by lightning.
      In 1990...a thunderstorm dumped 1.25 inches of rain in 12
        minutes near Tower and Smoky Hill Roads in southeast
        Aurora.  Minor street flooding was reported in the area.
      In 1992...a pilot reported two funnel clouds near Cherry Creek
        Reservoir.  Both dissipated quickly.  Dime size hail fell
        near Franktown.
      In inch diameter hail fell near Strasburg.  No
        damage was reported.
      In 1999...a dog kennel east of Denver International Airport...
        was flooded when a small dam...upstream in Elbert County...
        was breached.  The floodwaters...up to 4 feet deep...washed
        away some 6-foot fences and other small buildings.  Ten of
        the 70 dogs boarded at the kennel drowned.
      In 2002...a mail carrier was struck by lightning as he
        inserted a key into a multi-unit mailbox in Bailey.
        The shock knocked the man back against the mail truck.
        He suffered minor injuries.  Lightning struck a residence
        in Commerce City.  The resulting fire destroyed the roof
        of a detached garage and damaged much of its contents.
        Hail as large as 1 3/4 inches in diameter pelted Pine.
        One inch diameter hail fell in Arvada and southwest Denver.
        Heavy rain triggered a mudslide along U.S. Highway 285
        near Bailey.  Both lanes of traffic had to be closed
        until debris could be removed from the highway.  Several
        residences in the Bailey and Glenisle areas were also
      In 2004...heavy thunderstorm rainfall caused localized flash
        flooding in Virginia Canyon near Idaho Springs.  Sections
        of the Virginia Canyon Road had to be closed due to the
      In 2008...a severe thunderstorm produced large hail...up to
        1 1/4 inches in diameter...northeast of Parker.  Several
        automobiles were damaged.

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