Public Information Statement
Issued by NWS Denver/Boulder, CO

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Public Information Statement
National Weather Service Denver/Boulder CO
259 AM MDT SUN MAY 14 2017

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

13-14 In 1912...heavy snowfall totaled 12.4 inches over the city.
        Most of the snow...9.9 inches...fell on the 13th...which was
        the greatest 24 hour snowfall in May at the time.  This
        was the last snowfall of the season.  The low temperature
        dipped to 27 degrees on the morning of the 14th.
      In 1989...a spring storm brought heavy rain and snow to the
        foothills.  Metro Denver was soaked with 1 to 2 inches
        of rain.  Rainfall totaled 1.26 inches at Stapleton
        International Airport.  In the foothills...Echo Lake
        received 20 inches of snow.  A 30-ton boulder slid onto
        I-70 east of the Eisenhower Tunnel...closing the freeway
        for 2 hours.
14    In 1910...a thunderstorm produced strong winds during the
        afternoon.  Northwest winds were sustained to 42 mph.
      In 1913...light moist snow and light hail fell during short
        intervals...although no thunder was heard.  The trace of
        snowfall was the only snow of the month.  Precipitation...
        mostly rain...totaled 0.44 inch.
      In 1984...a pilot reported a tornado 16 miles east of
        Stapleton International Airport.  No damage was reported.
        A thunderstorm produced a 58 mph wind gust in Brighton.
        Thunderstorm winds gusted to 48 mph at Stapleton
        International Airport.
      In 1989...lightning struck a home in Evergreen...setting it
      In 1992...strong thunderstorm winds of unknown velocity...
        knocked over and damaged the infield tote board at
        Arapahoe Park racetrack just southeast of Aurora.
        Damage was estimated at 200 thousand dollars.  No
        injuries were reported.  Lightning started two house
        fires...causing 35 hundred dollars in damage in Adams
        County just 9 miles north-northwest of Denver.
      In 1994...a sudden wind gust...estimated at 40 mph...blew a
        portion of the roof off a shopping center in Lafayette.
        The roof also damaged two parked cars in an adjacent lot.
      In 2001...a construction worker in Castle Rock received minor
        injuries when lightning struck close-by.
      In 2002...a microburst wind gust to 53 mph was recorded at
        Denver International Airport.
      In 2007...severe thunderstorms producing large hail...very
        heavy rain...and tornadoes impacted the Urban Corridor and
        adjacent plains.  Heavy rain associated with a severe
        thunderstorm caused flooding along a small tributary
        draining into the South Platte River.  The incident took
        place at 13th and Decatur St....near Invesco Field.  The
        floodwaters inundated the bike trail adjacent to the creek.
        A woman with her child sought refuge under a bridge and
        became trapped by the high water.  The woman slipped and
        the stroller containing the child was swept into the swift
        current.  The child drowned.  Rainfall totaled 0.42 inches
        at Denver International Airport.  Elsewhere...golfball hail
        was reported near Hudson.  Hail...up to one inch in
        diameter...was observed in Boulder and Lyons.
        Thunderstorm wind gusts estimated to 70 mph were reported
        near Buckley Air Force Base...with a peak wind gust to 37
        mph observed at Denver International Airport.  A small
        tornado touched down near Ft. Lupton but did no damage.
14-15 In 1977...high winds up to 100 mph felled hundreds of trees in
        Gilpin County and caused extensive damage to telephone and
        power lines.  Lumber and steel tanks were blown around in
        Boulder Canyon.  West winds gusted to 46 mph at Stapleton
        International Airport on the 15th.
14-18 In 1996...a period of unusually warm weather resulted in
        4 record maximum temperatures in 5 days.  The record high
        temperatures were 87 degrees on the 14th...89 degrees on
        the 15th...and 93 degrees on both the 16th and 18th.  The
        temperature climbed to only 81 degrees on the 17th which
        was not a record.

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