Public Information Statement
Issued by NWS Denver/Boulder, CO

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NOUS45 KBOU 250959

Public Information Statement
National Weather Service Denver/Boulder CO
259 AM MST THU JAN 25 2018

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

22-26 In 1948...the longest period of snowfall on record (92 hours
        and 3 minutes) occurred in downtown Denver where a total of
        13.6 inches of snow fell.  At Stapleton Airport...19.0 inches
        of snow fell...making it the heaviest snow in January and the
        5th heaviest snow of record at that time.  North winds were
        sustained to a velocity of 23 mph on the 25th...but generally
        the winds were light throughout the storm.  The snow
        disrupted traffic...but street clearing was begun soon after
        it became apparent that the snow would be heavy.  Over the
        5 days...temperatures ranged from a high of 48 degrees on
        the 22nd to a low of 1 degree on the 26th.  Most readings
        were in the teens and 20`s during the storm.
24-25 In 1916...a trace of light rain...rare in Denver for January...
        occurred on both days.
      In 1946...high winds occurred in Boulder and along the
        foothills to the north.  A wind gust to 72 mph was recorded
        at Valmont.
      In 1947...strong winds were measured in Boulder.  Hourly wind
        gusts averaged 72 mph at Valmont east of Boulder.
      In 1950...heavy snowfall totaled 7.1 inches at Stapleton
        Airport and 6.8 inches in downtown Denver.
24-26 In 1970...a wind gust to 122 mph was recorded at the National
        Center for Atmospheric Research in Boulder on the 24th.
        Winds also gusted to 109 mph at NCAR on the 26th.  Most
        winds were estimated between 60 and 70 mph in Boulder. most cases...was from broken windows and tree
        limbs and downed power lines.  A roof was blown off a
        house in Eldorado Springs south of Boulder.  A building
        under construction was damaged in Boulder.  Reported
        damage totaled 25 hundred dollars in Boulder.  Northwest
        winds gusted to 47 mph at Stapleton International Airport
        on the 24th.  In Denver...the chinook winds warmed the
        temperature to a record high of 68 degrees on the 24th.
25    In 1872...the greatest temperature change in one day...66
        degrees...from a low of 20 degrees below zero...a record
        low for the a high of 46 degrees...occurred.
      In 1888...west winds sustained to 42 mph warmed the
        temperature to a high of 58 degrees.
      In 1890...northwest chinook winds gusting as high as 48 mph
        resulted in two temperature records.  High temperature
        of 72 degrees was a record maximum for the date.  Low
        temperature of only 48 degrees was a record high minimum
        for the date.
      In 1914...chinook winds from the northwest sustained to 46
        mph with gusts as high as 60 mph warmed the temperature
        to a high of 52 degrees.  The low temperature was only
        39 degrees.
      In 1923...snowfall of 1.3 inches was the only measurable
        snow of the month.
      In 1931...snowfall of 0.1 inch was the only measurable
        snow of the month.  The melted snow totaled only
        0.02 inch of precipitation...which was the only
        measurable amount of the month.  This resulted in the
        4th driest January on record.
      In 1964...high winds occurred in Boulder...Golden...and
        Broomfield where a wind gust to 80 mph was recorded at
        Jefferson County Airport.  Some power lines were downed.
        Damage to buildings and vehicles was also reported.
        West-northwest winds gusted to 46 mph at Stapleton
        International Airport.
      In 1971...the highest recorded wind gust in the State of
        Colorado...147 mph...occurred at the National Center for
        Atmospheric Research on the mesa in southwest Boulder.
        Wind gusts to 91 mph were measured at the National Bureau
        of Standards and to 87 mph in downtown Boulder.  A wind
        gust to 75 mph was recorded at Jefferson County Airport in
        Broomfield.  The strong winds caused widespread minor
        damage in Boulder.  Northwest winds gusting to 32 mph at
        Stapleton International Airport warmed the temperature
        to a high of 55 degrees.
      In 1980...a blizzard struck Denver right at the evening rush
        hours...causing massive traffic snarls and forcing the
        closure of I-25 north of Denver and I-70 east of the city
        as well as many other roads.  Hundreds of travelers were
        stranded.  Multi-car accidents involving as many as 50 cars
        were common.  Air traffic at Stapleton International Airport
        was stalled for 3 hours.  Winds gusted to 50 or 60 mph with
        visibility reduced to zero at times.  The high winds
        knocked out electrical power in Broomfield.  During the
        height of the storm...temperatures plunged from the freezing
        mark at mid-afternoon to only 5 degrees before midnight.
        Initial snowfall from the storm was only 3 to 5 inches
        across metro Denver with 4.1 inches measured at Stapleton
        International Airport where north wind gusts to 58 mph were
      In 1988...high winds pummeled the eastern foothills with a
        peak gust to 96 mph recorded near Rollinsville.  A gust to
        109 mph was recorded at Echo Lake.  West winds gusted to
        48 mph at Stapleton International Airport.
      In 1996...heavy snow fell along the Front Range foothills.
        Snow accumulations of 4 to 8 inches were measured from
        I-25 west into the foothills with lighter accumulations
        reported elsewhere.  Snowfall totaled only 0.9 inch at
        the site of the former Stapleton International Airport.
      In 2004...locally heavy snow fell across metro Denver.  The
        heaviest snow was south of Denver and in the foothills.
        Snowfall totals included:  9 inches near Indian Hills...
        8.5 inches near Franktown and 9 miles southwest of
        Sedalia...8 inches 7 miles southwest of Aurora...and 6
        inches in Highlands Ranch.  Snowfall was only 2.8 inches
        at the site of the former Stapleton International Airport.
        North winds gusted to 35 mph at Denver International
      In 2008...Strong westerly winds blew out three windows at a
        Chipolte restaurant in Louisville.  Two people were taken
        to the hospital for minor cuts.  At Denver International
        Airport...northeast winds gusted to 35 mph.
25-26 In 1910...gale force westerly winds of great velocity struck
        Boulder.  Some damage was reported.  West winds were
        sustained to 45 mph in Denver on the 25th.
25-27 In 1897...a cold spell resulted in three temperature records.
        Low temperature of 14 degrees below zero on the 27th was
        a record minimum for the date.  High temperatures of only
        3 degrees on the 25th and 2 degrees on the 26th were record
        low maximums for the dates.  Very light snow or flurries
        fell on the 25th and 26th at times.

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