Public Information Statement
Issued by NWS Denver/Boulder, CO

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NOUS45 KBOU 170959
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COZ030>051-172300-

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
259 AM MST SAT JAN 17 2015

...TODAY IN METRO DENVER WEATHER HISTORY...

14-21 IN 1930...A PROTRACTED COLD SPELL OCCURRED WHEN LOW TEMPERATURES
        PLUNGED BELOW ZERO ON 8 CONSECUTIVE DAYS.  THE COLDEST LOW
        TEMPERATURES OF 20 DEGREES BELOW ZERO ON THE 17TH AND 19
        DEGREES BELOW ZERO ON THE 16TH WERE RECORD MINIMUMS FOR
        THE DATES.  HIGH TEMPERATURES DURING THE PERIOD RANGED FROM
        18 ON THE 18TH TO ZERO ON THE 20TH.  TWO DEGREES ON THE
        15TH WAS A RECORD LOW MAXIMUM TEMPERATURE FOR THE DATE.
15-23 IN 1962...A PROTRACTED COLD SPELL KEPT METRO DENVER IN THE
        DEEP FREEZE FOR MORE THAN A WEEK.  FROM THE 15TH THRU THE
        23RD...LOW TEMPERATURES WERE ZERO OR BELOW FOR 9 CONSECUTIVE
        DAYS...BUT A DAILY RECORD LOW WAS SET ONLY ON THE 22ND WHEN
        THE TEMPERATURE DIPPED TO 14 DEGREES BELOW ZERO.  A RECORD
        LOW MAXIMUM FOR THE DATE WAS ALSO SET ON THE 22ND WHEN THE
        TEMPERATURE CLIMBED TO ONLY 11 DEGREES.  THE COLDEST HIGH
        TEMPERATURE WAS 3 DEGREES ABOVE ZERO ON THE 21ST...WHICH DID
        NOT BREAK THE RECORD.  THE PROTRACTED COLD WAS BROKEN FOR
        ONLY A FEW HOURS ON THE AFTERNOON OF THE 20TH WHEN CHINOOK
        WINDS WARMED THE TEMPERATURE TO A HIGH OF 38 DEGREES BEFORE
        ANOTHER SURGE OF COLD ARCTIC AIR PLUNGED TEMPERATURES
        BACK INTO THE DEEP FREEZE THAT EVENING.  THE SEVERE COLD
        CAUSED MUCH DAMAGE TO WATER SYSTEMS.  A WOMAN WAS FROZEN TO
        DEATH AT MORRISON.  THERE WERE OTHER DEATHS ATTRIBUTABLE TO
        THE WEATHER...INCLUDING TRAFFIC DEATHS AND HEART ATTACKS
        FROM OVEREXERTION.
16-17 IN 1886...A BRIEF COLD SPELL RESULTED IN TWO TEMPERATURE
        RECORDS.  HIGH TEMPERATURES OF ZERO DEGREES ON THE 16TH
        AND 2 DEGREES BELOW ZERO ON THE 17TH WERE BOTH RECORD
        LOW MAXIMUMS FOR THE DATES.  LOW TEMPERATURES OF
        8 DEGREES BELOW ZERO ON THE 16TH AND 16 DEGREES BELOW
        ZERO ON THE 17TH WERE NOT RECORDS.
      IN 1930...TEMPERATURES PLUNGING WELL BELOW ZERO RESULTED
        IN TWO RECORDS.  LOW TEMPERATURES OF 19 DEGREES BELOW
        ZERO ON THE 16TH AND 20 DEGREES BELOW ZERO ON THE 17TH
        WERE RECORD LOW TEMPERATURES FOR THE DATES.  HIGH
        TEMPERATURES WERE 4 DEGREES ON THE 16TH AND 15 DEGREES
        ON THE 17TH.  LIGHT SNOWFALL TOTALED 4.0 INCHES.  NORTH
        WINDS WERE SUSTAINED TO 18 MPH ON THE 16TH.
      IN 1964...HIGH WINDS STRUCK THE EASTERN FOOTHILLS.  GALE
        VELOCITY WINDS WERE RECORDED IN BOULDER WITH GUSTS TO 83
        MPH MEASURED AT ROCKY FLATS.  SEVERAL AIRPLANES WERE
        DAMAGED AT THE JEFFERSON COUNTY AIRPORT IN BROOMFIELD.
        ROOFS...WALLS...AND PARTS OF BUILDINGS WERE BLOWN AWAY AT
        VARIOUS LOCATIONS.  POWER POLES AND TREES WERE BLOWN OVER.
16-18 IN 1943...LIGHT SNOWFALL TOTALED 3.2 INCHES OVER THE 3 DAYS.
        THIS WAS THE ONLY MEASURABLE SNOW OF THE MONTH.  NORTH
        WINDS WERE SUSTAINED TO 20 MPH ON THE 16TH.
      IN 2011...VERY STRONG WINDS ASSOCIATED WITH AN UPPER LEVEL
        JETSTREAM OVER COLORADO PRODUCED BLIZZARD CONDITIONS IN
        THE MOUNTAINS ABOVE TIMBERLINE.  PEAK WIND GUSTS
        INCLUDED:  99 MPH ATOP LOVELAND PASS...94 MPH...2 MILES
        SOUTHWEST OF MARY JANE...80 MPH ATOP BERTHOUD PASS AND
        79 MPH ATOP NIWOT RIDGE.  STORM TOTALS IN THE SKI AREAS
        WEST OF DENVER RANGED FROM 8 TO 14 INCHES.
17    IN 1872...LIGHT SNOW FELL DURING THE MORNING AND CONTINUED
        INTO THE AFTERNOON UNTIL 3:30 PM.  THE SKY COMMENCED TO
        CLEAR A LITTLE BEFORE 2:00 PM...BUT SNOW FELL THICKLY FOR
        AT LEAST HALF AN HOUR EVEN THOUGH THE SKY WAS PERFECTLY
        CLEAR OVERHEAD.  MELTED SNOW TOTALED 0.33 INCHES.
      IN 1888...NORTHWEST WINDS WERE SUSTAINED TO 46 MPH IN THE CITY.
      IN 1905...INTERMITTENT RAIN...UNUSUAL IN JANUARY...OCCURRED
        DURING THE DAY.  THE RAIN CHANGED TO SNOW DURING THE LATE
        EVENING...BUT ENDED BEFORE MIDNIGHT.  SNOWFALL WAS 2.0 INCHES.
        PRECIPITATION TOTALED 0.62 INCH.  THE TEMPERATURE RANGED
        FROM A HIGH OF 44 DEGREES TO A LOW OF 32 DEGREES.
      IN 1950...WIND GUSTS TO 62 MPH CAUSED SOME BLOWING DUST AT
        STAPLETON AIRPORT.
      IN 1982...ONE OF THE WORST WIND STORMS IN MANY YEARS HIT THE
        FRONT RANGE FOOTHILLS.  THE STRONGEST WINDS OCCURRED IN
        BOULDER WHERE AT 2:30 AM A WIND GUST TO 137 MPH WAS RECORDED
        AT THE NATIONAL CENTER FOR ATMOSPHERIC RESEARCH...ON THE MESA
        IN SOUTHWEST BOULDER.  AT THIS LOCATION 20 WIND GUSTS OVER
        120 MPH WERE CLOCKED BETWEEN 1:00 AM AND 9:00 AM.  AN
        ESTIMATED 40 PERCENT OF ALL BUILDINGS IN BOULDER RECEIVED
        AT LEAST MINOR WIND DAMAGE.  ABOUT 50 HOMES WERE DAMAGED
        ENOUGH TO BE UNINHABITABLE.  AT LEAST 15 HOMES IN THE TABLE
        MESA AREA OF BOULDER LOST ROOFS.  TWENTY SMALL AIRPLANES
        WERE DESTROYED AT THE BOULDER AIRPORT.  UTILITY POLES WERE
        SNAPPED IN TWO...AND ABOUT ONE-SEVENTH OF THE BUILDINGS IN
        THE AREA WERE WITHOUT POWER.  INSURED DAMAGE TOTALED 20
        MILLION DOLLARS MAKING THE WIND STORM THE MOST COSTLY
        ON RECORD IN COLORADO AT THE TIME.
      IN 1989...HIGH WINDS WERE RECORDED ALONG THE EASTERN FOOTHILLS
        WITH GUSTS TO 90 MPH RECORDED AT ROLLINSVILLE.  NORTH OF
        DENVER ON I-25...THE WIND INJURED TWO MEN WHEN THEIR TRACTOR
        TRAILER WAS BLOWN OFF THE ROAD AND ROLLED.  WEST WINDS
        GUSTED TO 48 MPH AT STAPLETON INTERNATIONAL AIRPORT.
      IN 1990...AN INTENSE BUT LOCALIZED SNOW STORM CAUGHT MANY
        PEOPLE BY SURPRISE WHEN IT DUMPED 3 TO 6 INCHES OF SNOW
        DURING A 3-HOUR PERIOD ACROSS PORTIONS OF BOULDER COUNTY.
        THE STORM SWATH APPROXIMATELY 20 TO 30 MILES WIDE STRETCHED
        NORTHEAST FROM BOULDER TO JUST EAST OF LONGMONT.  ONLY
        LIGHT SNOW FELL OVER THE REMAINDER OF METRO DENVER WITH
        0.2 INCH OF SNOWFALL MEASURED AT STAPLETON INTERNATIONAL
        AIRPORT WHERE NORTHEAST WINDS GUSTED TO 30 MPH.
      IN 1998...STRONG WINDS IN THE FOOTHILLS SPREAD OVER THE PLAINS
        MAINLY NORTH OF METRO DENVER.  WINDS GUSTED TO 75 MPH AT
        GOLDEN GATE CANYON.  WEST WINDS GUSTED TO 34 MPH AT DENVER
        INTERNATIONAL AIRPORT.
17-18 IN 1974...RARE OVERNIGHT JANUARY RAINFALL TOTALED 0.12 INCH
        ON THE 17TH AND 0.26 INCH ON THE 18TH WHEN IT WAS
        BRIEFLY MIXED WITH SNOW.
      IN 2012...DAMAGING WINDS DEVELOPED IN AND NEAR THE FRONT RANGE.
        IN BOULDER...THE HIGH WINDS KNOCKED DOWN SEVERAL TREES...POWER
        POLES AND ELECTRICAL LINES. SOME OF THE FALLEN TREES DAMAGED
        HOMES AND AUTOMOBILES. A SEMI-TRAILER WAS BLOWN ON ITS SIDE
        ALONG STATE HIGHWAY 93 NEAR MARSHALL. PEAK WIND GUSTS
        INCLUDED: 104 MPH IN SOUTH BOULDER; 98 MPH...3 MILES
        SOUTHWEST OF PINECLIFFE; 95 MPH...2 MILES NORTHWEST OF ROCKY
        FLATS; 92 MPH...AT STATE HIGHWAY 93 NEAR MARSHALL; 87 MPH AT
        BERTHOUD PASS AND IN BOULDER CANYON; 80 MPH...5 MILES WEST-
        NORTHWEST OF BOULDER; 83 MPH AT NCAR MESA LAB; 78 MPH...8
        MILES NORTHEAST OF FOUR CORNERS; 79 MPH AT THE NATIONAL WIND
        TECHNOLOGY CENTER; 76 MPH AT WONDERVU; 75 MPH ATOP LOVELAND
        PASS AND THE NCAR FOOTHILLS LAB IN BOULDER; 74 MPH AT BLUE
        MOUNTAIN...BOULDER MUNICIPAL AIRPORT...1 MILE NORTHWEST OF
        LYONS; 73 MPH...4 MILES EAST-NORTHEAST OF NEDERLAND; 72 MPH
        AT THE JUNCTION OF STATE HIGHWAYS 72 AND 93; 62 MPH IN
        SUPERIOR; AND 61 MPH AT ERIE MUNICIPAL AIRPORT. A PEAK WIND
        GUST OF 38 MPH FROM THE NORTHWEST WAS OBSERVED AT DENVER
        INTERNATIONAL AIRPORT.

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