Public Information Statement
Issued by NWS Denver/Boulder, CO

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NOUS45 KBOU 130045
PNSBOU
COZ030>051-132300-

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
645 PM MDT SAT APR 12 2014

...THIS WEEK IN METRO DENVER WEATHER HISTORY...

10-14 IN 1927...POST-FRONTAL RAIN ON THE 10TH CHANGED TO SNOW ON
        THE 11TH AND CONTINUED THROUGH THE 14TH.  SNOWFALL TOTALED
        8.5 INCHES FROM PRECIPITATION OF 1.28 INCHES.  NORTH WINDS
        WERE SUSTAINED TO 26 MPH WITH GUSTS TO 29 MPH ON THE 13TH.
12-13 IN 1922...POST-FRONTAL RAIN CHANGED TO HEAVY SNOW...WHICH
        TOTALED 7.0 INCHES IN DOWNTOWN DENVER.  THIS WAS THE
        SECOND SNOW IN 3 DAYS.  NORTH WINDS WERE SUSTAINED TO
        29 MPH WITH GUSTS TO 31 MPH ON THE 12TH.
      IN 1993...HEAVY SNOW OCCURRED IN THE FOOTHILLS NORTHWEST OF
        DENVER WITH 21 INCHES RECORDED AT THE ELDORA SKI AREA.
        ONLY 1.9 INCHES OF SNOW FELL AT STAPLETON INTERNATIONAL
        AIRPORT WHERE NORTHEAST WINDS GUSTED TO 32 MPH ON THE 13TH.
        MOST OF THE PRECIPITATION FROM THE STORM FELL AS RAIN ACROSS
        THE CITY WITH 0.62 INCH OF PRECIPITATION MEASURED AT
        STAPLETON INTERNATIONAL AIRPORT.
12-14 IN 1933...HEAVY SNOWFALL OF 5.6 INCHES OCCURRED IN DOWNTOWN
        DENVER ON THE 12TH AND 13TH BEHIND A VIGOROUS COLD FRONT...
        WHICH PRESENTED AN AWE-INSPIRING SPECTACLE AS IT APPROACHED
        THE STATION DURING THE LATE AFTERNOON OF THE 12TH.  BRILLIANT
        WHITE WIND-TORN CUMULUS CLOUDS WERE SANDWICHED BY A BROWNISH-
        TAN DUST CLOUD AT THE SURFACE AND DARK BLUE CUMULUS CLOUDS
        ABOVE.  THE DUST CLOUD STORM RAPIDLY ENVELOPED THE STATION
        WITH NORTHEAST WINDS SUSTAINED TO 38 MPH AND GUSTS TO 44 MPH
        PRODUCING MUCH BLOWING DUST...WHICH WAS ACCOMPANIED BY RAPIDLY
        FALLING TEMPERATURES AND RISING PRESSURE.  MOIST SNOWFALL
        STARTED IN ABOUT AN HOUR AND CONTINUED TO MIDDAY ON THE 13TH.
        RECORD LOW TEMPERATURES OF 17 AND 15 DEGREES OCCURRED ON THE
        13TH AND 14TH RESPECTIVELY.  THE HIGH TEMPERATURE OF ONLY 27
        DEGREES ON THE 13TH WAS A RECORD LOW MAXIMUM FOR THE DATE.
12-15 IN 1927...SNOWFALL TOTALED 8.5 INCHES IN DOWNTOWN DENVER.
        MOST OF THE SNOW FELL ON THE 14TH.  NORTHWEST WINDS
        WERE SUSTAINED TO 27 MPH DURING THE STORM.
13    IN 1873...HEAVY SNOW STARTED WITH FRESH AND BRISK NORTH
        WINDS AROUND 9:00 AM...AND CONTINUED HEAVY UNTIL 2:00 PM
        AND LIGHTLY UNTIL 7:00 PM.  TEMPERATURES WERE BELOW
        FREEZING FOR MOST OF THE DAY...BUT THE SNOW MELTED
        ALMOST AS FAST AS IT FELL.  PRECIPITATION FROM THE
        MELTED SNOW TOTALED 0.70 INCHES.  THIS WOULD BE
        AROUND 7.0 INCHES OF ESTIMATED SNOWFALL.
      IN 1912...A SEVERE WIND AND DUST STORM STRUCK THE CITY.
        WEST WINDS WERE SUSTAINED TO 40 MPH WITH GUSTS TO 42
        MPH.
      IN 1967...A LATE SEASON SNOW STORM AFFECTED AREAS ALONG THE
        EASTERN FOOTHILLS FROM DENVER SOUTH.  SNOWFALL BETWEEN 2
        AND 3 FEET CLOSED I-25 BETWEEN DENVER AND COLORADO SPRINGS.
        IN DENVER...SNOWFALL WAS ONLY 3.6 INCHES...BUT PRECIPITATION
        FROM THE STORM TOTALED 3.25 INCHES...THE GREATEST 24-HOUR
        PRECIPITATION EVER RECORDED DURING THE MONTH OF APRIL.
        NORTH WINDS GUSTED TO 35 MPH AT STAPLETON INTERNATIONAL
        AIRPORT.  TEMPERATURES ACROSS THE CITY WERE IN THE 30`S
        MOST OF THE DAY.
      IN 1974...A MAJOR SPRING SNOW STORM DUMPED 8.5 INCHES OF HEAVY
        WET SNOW AT STAPLETON INTERNATIONAL AIRPORT WHERE NORTH
        WIND GUSTS TO 38 MPH PRODUCED SOME BLOWING SNOW.  THE STORM
        CAUSED MINOR DAMAGE TO PUBLIC UTILITIES.
      IN 1986...STRONG WINDS HOWLED ACROSS METRO DENVER.  BOULDER
        REPORTED A PEAK GUST OF 79 MPH.  WIND GUSTS OF 55 TO 60 MPH
        WERE COMMON ACROSS ALL OF METRO DENVER.  THERE WERE POWER
        OUTAGES.  THE WIND TOPPLED A BRICK WALL UNDER CONSTRUCTION
        IN ARVADA...AND ALSO DAMAGED LUXURY SKY BOXES UNDER
        CONSTRUCTION ATOP MILE HIGH STADIUM IN DENVER.  ROAD SIGNS
        IN ARVADA WERE DAMAGED.  WEST WINDS GUSTED TO 56 MPH AT
        STAPLETON INTERNATIONAL AIRPORT.
13-14 IN 1968...HIGH WINDS STRUCK BOULDER.  SUSTAINED WINDS OF 50
        MPH WITH GUSTS AS HIGH AS 102 MPH WERE RECORDED AT THE
        NATIONAL CENTER FOR ATMOSPHERIC RESEARCH...WHILE IN DOWNTOWN
        BOULDER WINDS PEAKED TO 73 MPH.  THE WINDS DAMAGED
        A BUILDING UNDER CONSTRUCTION AND SOME HOMES IN
        SOUTH BOULDER.  NORTHWEST WINDS GUSTED TO 35 MPH AT
        STAPLETON INTERNATIONAL AIRPORT ON THE 13TH.
      IN 1996...A POTENT SPRING STORM STRENGTHENED JUST EAST OF
        DENVER.  BLIZZARD CONDITIONS DEVELOPED OVER EASTERN ADAMS
        AND EASTERN ARAPAHOE COUNTIES.  STRONG NORTHERLY WINDS
        RANGING FROM 25 TO 50 MPH...COLD TEMPERATURES...AND HEAVY
        SNOWFALL COMBINED TO CREATE VERY HAZARDOUS CONDITIONS.
        THE STRONG WINDS WHIPPED SNOW IN DRIFTS 3 TO 4 FEET HIGH.
        HIGH WINDS AND HEAVY WET SNOW DOWNED POWER LINES AND
        CAUSED TRAFFIC ACCIDENTS.  SOME ROADS WERE CLOSED.
        SNOWFALL TOTALED 15 INCHES AT STRASBURG...WHILE ONLY 2.1
        INCHES OF SNOW FELL AT THE SITE OF THE FORMER STAPLETON
        INTERNATIONAL AIRPORT.  NORTH WINDS GUSTED TO 40 MPH AT
        DENVER INTERNATIONAL AIRPORT ON THE 13TH.
      IN 2011...A POTENT SPRING SNOWSTORM BROUGHT HEAVY SNOW TO
        FRONT RANGE MOUNTAINS AND FOOTHILLS.  STORM TOTALS
        INCLUDED:  16.5 INCHES NEAR BLACKHAWK; 16 INCHES AT
        NEDERLAND; 15.5 INCHES AT COAL CREEK CANYON AND 5 MILES
        NORTHEAST OF WARD; 15 INCHES AT ALLENSPARK; 12.5 INCHES...
        5 MILES NORTHWEST OF IDAHO SPRINGS; 12 INCHES AT ECHO
        MOUNTAIN SKI AREA; AND 10.5 INCHES NEAR GEORGETOWN.
13-15 IN 1945...HEAVY SNOWFALL TOTALED 9.8 INCHES IN DOWNTOWN
        DENVER.  MOST OF THE SNOW...4.8 INCHES...FELL ON THE 14TH.
        SNOW FELL FOR A TOTAL OF 53 CONSECUTIVE HOURS.  THIS
        WAS THE SECOND BIG SNOW IN LESS THAN 2 WEEKS.  THE AIR
        MASS WAS VERY COLD FOR APRIL.  HIGH TEMPERATURES OF 21
        DEGREES ON THE 14TH AND 32 DEGREES ON THE 15TH WERE
        RECORD LOW MAXIMUMS FOR THE THOSE DATES.
13-17 IN 2001...A HUGE DUST STORM OVER SOUTHERN AND INNER MONGOLIA
        DURING APRIL 3RD THROUGH THE 6TH LIFTED DESERT DUST INTO
        THE JET STREAM.  THIS DUST CLOUD MOVED OVER METRO DENVER
        ON THE 13TH AND PERSISTED THROUGH THE 17TH.  THE CLOUD
        CREATED WIDESPREAD HAZE...GIVING THE SKY A MILKISH CAST
        DUE TO THE SCATTERING OF INCOMING SOLAR RADIATION.
14    IN 1872...HIGH WINDS DAMAGED BUILDINGS IN THE CITY.  AT
        9:00 AM WEST WINDS COMMENCED TO BLOW A PERFECT GALE...
        AVERAGING 40 MPH SUSTAINED UNTIL 9:00 PM.
      IN 1904...WEST WINDS SUSTAINED TO 40 MPH WITH GUSTS TO 48
        MPH WARMED THE TEMPERATURE TO A HIGH OF 74 DEGREES.
      IN 1918...A THUNDERSTORM PRODUCED HAIL THAT COVERED THE
        GROUND TO A DEPTH OF 1/2 INCH.  THE STONES VARIED IN
        SIZE FROM SMALL SHOT TO A CHERRY STONE.  RAIN AND MELTED
        HAIL TOTALED 0.70 INCH.  THERE WAS NO REPORTED DAMAGE.
      IN 1935...NORTHEAST WINDS SUSTAINED TO 30 MPH CAUSED A
        DUST STORM ACROSS THE CITY.  THE VISIBILITY WAS GREATLY
        REDUCED BY BLOWING DENSE DUST.
      IN 1970...STRONG WINDS CAUSED MOSTLY LIGHT BUT WIDESPREAD
        DAMAGE TO TREES...ROOFS...POWER LINES...AND OTHER PROPERTY
        ACROSS THE NORTHEASTERN COLORADO PLAINS.  WIND GUSTS OF 45
        TO 60 MPH WERE COMMON.  SOUTHWEST WIND GUSTS TO 44 MPH
        OCCURRED AT STAPLETON INTERNATIONAL AIRPORT.
      IN 1995...HIGH WINDS SPREAD FROM THE FOOTHILLS ONTO THE
        PLAINS.  WEST WINDS GUSTED BETWEEN 70 AND 90 MPH IN THE
        FOOTHILLS AND 50 TO 70 MPH ON THE PLAINS.  WEST WINDS WERE
        CLOCKED TO 51 MPH AT DENVER INTERNATIONAL AIRPORT.  MOST
        OF THE SIGNIFICANT WIND DAMAGE OCCURRED NORTH AND EAST OF
        METRO DENVER.
14-15 IN 1873...NORTH WINDS BLEW A GALE DURING THE AFTERNOON ON
        BOTH DAYS.  WINDS WERE BRISK THROUGHOUT EACH DAY.
      IN 1902...SNOWFALL TOTALED 6.0 INCHES IN DOWNTOWN DENVER.
        MOST OF THE SNOW MELTED AS IT FELL.  NORTHEAST WINDS
        WERE SUSTAINED TO 20 MPH.
      IN 1910...STRONG WINDS OCCURRED ON BOTH DAYS.  NORTHEAST
        WINDS WERE SUSTAINED TO 52 MPH ON THE 14TH.  NORTH WINDS
        WERE SUSTAINED TO 44 MPH ON THE 15TH.
      IN 1921...HEAVY SNOWFALL AND STRONG WINDS PRODUCED NEAR-
        BLIZZARD CONDITIONS IN THE CITY.  SNOWFALL TOTALED 10.0
        INCHES.  STRONG NORTH WINDS SUSTAINED TO 48 MPH WITH
        GUSTS TO 54 MPH ON THE 15TH PRODUCED DRIFTS TO SEVERAL
        FEET IN DEPTH.  THE HEAVY WET SNOW CAUSED EXTENSIVE DAMAGE
        TO TREES...UTILITY POLES...AND BUILDINGS.  PRECIPITATION
        FROM THE STORM WAS 1.73 INCHES.  VERY HEAVY SNOW ALSO FELL
        IN THE FOOTHILLS.  AT SILVER LAKE...IN THE MOUNTAINS WEST OF
        BOULDER...95 INCHES OF SNOW FELL IN 32.5 HOURS ON THE 14TH
        AND 15TH.
      IN 1935...DENSE DUST...APPARENTLY BEHIND A DRY COLD FRONT...
        ENVELOPED THE CITY AT 1:00 PM ON THE 14TH AND PERSISTED
        THROUGH THE NIGHT.  THE DUST BLEW INTO THE CITY ON
        NORTHEAST WINDS SUSTAINED TO 30 MPH WITH GUSTS TO 32 MPH.
        BY MID-MORNING ON THE 15TH...THE DUST HAD BECOME LIGHT AND
        CONTINUED AS SUCH INTO THE EVENING.  NORTH WINDS WERE
        SUSTAINED TO ONLY 13 MPH ON THE 15TH.
      IN 1999...A SPRING STORM DUMPED HEAVY SNOW OVER PORTIONS OF
        METRO DENVER.  NEARLY 2 FEET OF SNOW FELL IN THE FOOTHILLS
        WITH HALF A FOOT TO A FOOT OVER WESTERN AND SOUTHERN
        SUBURBS.  THE HEAVY SNOW ALLEVIATED DROUGHT CONDITIONS
        AND ASSOCIATED HIGH FIRE DANGER THAT PREVAILED DURING MUCH
        OF THE WINTER SEASON.  SNOWFALL TOTALS INCLUDED:  22 INCHES
        IN COAL CREEK CANYON...20 INCHES AT WONDERVU...19 INCHES AT
        GENESEE...17 INCHES NEAR EVERGREEN AND NEDERLAND AND AT IDAHO
        SPRINGS AND TINY TOWN...14 INCHES AT GEORGETOWN...13 INCHES AT
        MORRISON...10 INCHES NEAR SEDALIA...9 INCHES IN SOUTH BOULDER...
        8 INCHES AT HIGHLANDS RANCH AND WHEAT RIDGE...AND 7 INCHES AT
        LITTLETON AND PARKER.  ONLY 3.4 INCHES OF SNOW FELL AT THE
        SITE OF THE FORMER STAPLETON INTERNATIONAL AIRPORT.  NORTH-
        NORTHWEST WINDS GUSTED TO 41 MPH ON THE 15TH AT DENVER
        INTERNATIONAL AIRPORT.
15    IN 1874...LIGHT SNOW DEVELOPED AROUND DAYBREAK AND BECAME
        MODERATE TO HEAVY BY MID-MORNING AND CONTINUED INTO THE
        EARLY EVENING.  WHILE MOST OF THE SNOW MELTED AS IT FELL...
        TOTAL PRECIPITATION FROM THE MELTED SNOW WAS 0.95 INCH.
        THIS WOULD MAKE THE ESTIMATED SNOWFALL NEARLY 10 INCHES.
      IN 1963...HIGH WINDS WERE WIDESPREAD ACROSS METRO DENVER.
        WEST WINDS GUSTED TO 63 MPH IN DENVER AT STAPLETON AIRPORT
        WITH SUSTAINED WINDS OF 35 MPH AND GUSTS TO 70 MPH IN
        DOWNTOWN BOULDER.  THE WINDS CAUSED EXTENSIVE DAMAGE TO
        BUILDINGS AND OTHER PROPERTY.  VISIBILITY WAS BRIEFLY
        REDUCED TO 1/2 MILE IN BLOWING DUST AT STAPLETON AIRPORT.
      IN 1998...ANOTHER SPRING STORM BROUGHT HEAVY SNOW TO THE
        FOOTHILLS.  THIRTY TO 40 VEHICLES WERE INVOLVED IN
        ACCIDENTS ALONG I-70 NEAR GEORGETOWN.  THE COMBINATION
        OF POOR VISIBILITIES...SLICK ROADS...AND CARELESS DRIVERS
        LED TO THE MULTI-CAR PILEUPS.  ONLY MINOR INJURIES WERE
        REPORTED.  THE ACCIDENTS FORCED THE CLOSURE OF ALL OF
        I-70`S EASTBOUND LANES.  SNOWFALL TOTALS INCLUDED 12
        INCHES AT GENESEE AND 10 INCHES AT ASPEN SPRINGS...CHIEF
        HOSA...GEORGETOWN...NEAR MORRISON...AND ON NORTH TURKEY
        CREEK.  ONLY 0.1 INCH OF SNOW FELL AT THE SITE OF THE
        FORMER STAPLETON INTERNATIONAL AIRPORT.  EAST WINDS
        GUSTED TO 30 MPH AT DENVER INTERNATIONAL AIRPORT.
      IN 2002...UNSEASONABLE WARM WEATHER RESULTED IN TWO RECORDS
        BEING BROKEN.  THE HIGH TEMPERATURE OF 84 DEGREES WAS A
        RECORD MAXIMUM FOR THE DATE.  THE LOW TEMPERATURE OF 57
        DEGREES WAS A RECORD HIGH MINIMUM FOR THE DATE.
15-16 IN 1900...HEAVY RAINFALL TOTALED 2.33 INCHES.  A TRACE OF
        SNOW WAS MIXED WITH THE RAIN AT TIMES.
      IN 1950...THUNDERSTORMS AND HEAVY RAIN BEHIND A COLD FRONT
        PRODUCED 2.13 INCHES OF RAIN IN 24 HOURS AT STAPLETON
        AIRPORT.
      IN 2003...A FAST MOVING PACIFIC STORM SYSTEM MOVED ACROSS
        COLORADO ALLOWING STRONG WINDS TO DEVELOP OVER THE EASTERN
        FOOTHILLS AND METRO DENVER.  NORTHWEST WINDS GUSTED TO 59
        MPH AT DENVER INTERNATIONAL AIRPORT LATE IN THE EVENING OF
        THE 15TH.
15-17 IN 1922...HEAVY SNOWFALL TOTALED 9.0 INCHES IN DOWNTOWN
        DENVER.  MOST OF THE SNOW...6.0 INCHES...FELL ON THE 16TH.
        THIS WAS THE THIRD MAJOR SNOW STORM IN A WEEK.  NORTHWEST
        WINDS WERE SUSTAINED TO 43 MPH WITH GUSTS TO 47 MPH ON THE
        15TH.
16    IN 1960...A WIND STORM STRUCK ALL OF METRO DENVER.  ESTIMATED
        WIND GUSTS UP TO 80 MPH WERE REGISTERED IN BOULDER.  AT
        STAPLETON AIRPORT SUSTAINED WEST-NORTHWEST WINDS OVER
        50 MPH WITH GUSTS AS HIGH AS 70 MPH PRODUCED SOME BLOWING
        DUST.  THE HIGH WINDS DAMAGED BUILDINGS...POWER AND TELEPHONE
        LINES...AND SIGNS.  FIVE PEOPLE WERE INJURED IN METRO DENVER
        AS A RESULT OF THE WIND STORM.  BLOWING DUST REDUCED
        VISIBILITY AT TIMES.  THE WINDS WERE STRONG AND GUSTY FOR
        MOST OF THE DAY.
16-17 IN 1944...HEAVY SNOWFALL TOTALED 7.5 INCHES IN DOWNTOWN
        DENVER.  NORTHWEST WINDS WERE SUSTAINED TO 18 MPH ON
        THE 16TH.
16-18 IN 2009...A POTENT SPRING STORM BROUGHT HEAVY SNOW TO LOCATIONS
        IN AND NEAR THE FRONT RANGE FOOTHILLS.  A DEEP EASTERLY
        UPSLOPE PRODUCED NEARLY 5 FEET OF SNOW IN PARTS OF THE
        FOOTHILLS.  THE HEAVY SNOW RESULTED IN THE CLOSURE OF
        INTERSTATE 70...FROM GOLDEN WEST TO VAIL...FOR APPROXIMATELY
        16 HOURS.  THE HEAVY SNOW SNAPPED POWER LINES IN EVERGREEN
        AND NEDERLAND.  THE ENSUING OUTAGES AFFECTED 14200
        RESIDENTS.
        IN THE FRONT RANGE FOOTHILLS...STORM TOTALS INCLUDED:  56
        INCHES...3 MILES SOUTH OF ROLLINSVILLE; 54 INCHES...3 MILES
        SOUTHEAST OF PINECLIFFE...43 INCHES AT ASPEN SPRINGS...42
        INCHES AT EVERGREEN...38 INCHES NEAR CONIFER; 37 INCHES AT
        ST. MARY`S GLACIER...AND 34 INCHES NEAR NEDERLAND.
        ALONG THE URBAN CORRIDOR AND PALMER DIVIDE...THE HEAVIEST
        SNOW OCCURRED ABOVE 5500 FEET ON THE 17TH.  STORM TOTALS
        INCLUDED:  22 INCHES...8.5 MILES SOUTHWEST OF FRANKTOWN; 18
        INCHES...10 MILES SOUTH-SOUTHEAST OF BUCKLEY AIR FORCE BASE;
        17 INCHES NEAR CHERRY CREEK AND 7 MILES SOUTH OF SEDALIA...
        16 INCHES...6.5 MILES SOUTHWEST OF CASTLE ROCK; 15 INCHES
        NEAR BEVERLY HILLS; 12 INCHES NEAR HIGHLANDS RANCH AND
        LAFAYETTE...WITH 11 INCHES IN BROOMFIELD.  ELSEWHERE STORM
        TOTALS RANGED FROM 4 TO 10 INCHES.  OFFICIALLY...ONLY 2.6
        INCHES OF SNOW WAS OBSERVED AT DENVER INTERNATIONAL AIRPORT.
        THE 24-HR PRECIPITATION FOR THE DAY HOWEVER WAS 1.16 INCHES...
        WHICH ESTABLISHED A NEW RECORD FOR APRTIL 17TH.
17    IN 1889...NORTHWEST WINDS WERE SUSTAINED TO 48 MPH.
      IN 1899...APPARENT POST-FRONTAL NORTH WINDS WERE SUSTAINED
        TO 42 MPH WITH GUSTS AS HIGH AS 48 MPH.
      IN 1935...LIGHT DUST MOVED OVER THE CITY BEHIND AN APPARENT
        DRY COLD FRONT...WHICH PRODUCED NORTHEAST WINDS TO 19 MPH
        WITH GUSTS TO 20 MPH.
      IN 1978...WINDS ESTIMATED TO 70 MPH OCCURRED IN MORRISON.
        NORTHWEST WINDS GUSTED TO 49 MPH AT STAPLETON INTERNATIONAL
        AIRPORT.
      IN 2000...STRONG PRE-FRONTAL WINDS AND WIDELY SCATTERED
        THUNDERSTORMS CAUSED HIGH WINDS TO DEVELOP ACROSS NORTHERN
        METRO DENVER AND PORTIONS OF THE NORTHEAST PLAINS.  PEAK
        WIND GUSTS INCLUDED 75 MPH AT LOUISVILLE.  SOUTH WINDS
        GUSTED TO ONLY 28 MPH AT DENVER INTERNATIONAL AIRPORT.
      IN 2002...STRONG SOUTHWEST WINDS IN ADVANCE OF A COLD FRONT
        GUSTED TO 52 MPH AT DENVER INTERNATIONAL AIRPORT.
      IN 2003...SEVERE THUNDERSTORMS PRODUCED 1 INCH DIAMETER HAIL
        7 MILES EAST OF BRIGHTON.  STRONG THUNDERSTORM WINDS BLEW
        OUT AN AUTO WINDSHIELD NEAR DENVER INTERNATIONAL AIRPORT
        WHERE SOUTH WINDS GUSTED TO 48 MPH.
17-18 IN 1878...THE WIND BLEW VIOLENTLY ALL DAY ON THE 17TH WITH
        A MAXIMUM SUSTAINED VELOCITY OF 40 MPH.  DUST HUNG OVER
        THE CITY LIKE A CLOUD.  THE RELATIVE HUMIDITY WAS ZERO
        NEARLY ALL DAY.  A TERRIFIC GALE BLEW OVERNIGHT.  THERE
        WAS MUCH DAMAGE TO BUILDINGS...SIGNS...FENCES...ETC.  SOME
        WIND GUSTS WERE SO STRONG AS TO JAR BUILDINGS TO THEIR
        FOUNDATIONS.  THE STATION ANEMOMETER RECORDED SUSTAINED
        WINDS TO 50 MPH WITH HIGHER GUSTS BEFORE IT WAS DAMAGED
        BY THE WINDS.  THE WINDS MODERATED DURING THE DAY ON THE
        18TH AND ENDED AT SUNSET.
      IN 1894...POST-FRONTAL RAIN CHANGED TO SNOW ON THE 17TH
        AROUND SUNRISE AND CONTINUED THROUGH 9:00 AM ON THE 18TH.
        SNOWFALL TOTALED 10.5 INCHES...BUT MOST OF THE SNOW MELTED
        AS IT FELL.  THE HIGH TEMPERATURE WARMED TO ONLY 35 DEGREES
        ON THE 17TH AFTER A HIGH OF 76 ON THE 16TH.  NORTHEAST
        WINDS WERE SUSTAINED TO 30 MPH WITH GUSTS TO 32 MPH ON
        THE 17TH.
      IN 1998...MORE SPRING SNOW FELL ACROSS METRO DENVER AND IN
        THE FOOTHILLS.  SNOWFALL TOTALS INCLUDED:  11 INCHES AT
        GOLDEN GATE CANYON; 10 INCHES AT HIGHLANDS RANCH; 9 INCHES
        AT ELIZABETH; 8 INCHES AT BROOMFIELD AND MORRISON; AND 7
        INCHES AT CHIEF HOSA...EVERGREEN...LITTLETON...AND SEDALIA.
        SNOWFALL TOTALED ONLY 3.2 INCHES AT THE SITE OF THE FORMER
        STAPLETON INTERNATIONAL AIRPORT.  NORTH WINDS GUSTED TO
        22 MPH AT DENVER INTERNATIONAL AIRPORT.
17-19 IN 1920...SNOW FELL ACROSS THE CITY CONTINUOUSLY FOR 57 HOURS...
        FROM THE EARLY MORNING OF THE 17TH UNTIL 11:40 AM ON THE
        19TH.  THE HEAVY WET SNOWFALL TOTALED 18.2 INCHES WITH THE
        GREATEST ACCUMULATION ON THE GROUND OF 12 INCHES.  WINDS
        DURING THE STORM WERE STRONG WITH SUSTAINED SPEEDS IN
        EXCESS OF 27 MPH FOR OVER 40 CONSECUTIVE HOURS...WHICH
        CREATED NEAR-BLIZZARD CONDITIONS.  THE HIGHEST RECORDED
        WIND SPEEDS WERE 44 MPH WITH GUSTS TO 50 MPH FROM THE
        NORTH ON THE 17TH AND 39 MPH WITH GUSTS TO 48 MPH FROM
        THE NORTHWEST ON THE 18TH.  THE STRONG WINDS PILED THE
        SNOW INTO HIGH DRIFTS WHICH STOPPED ALL DENVER TRAFFIC.
        RAILROADS WERE BLOCKED WITH ONLY ONE TRAIN ENTERING THE
        CITY ON THE 19TH.  ALL INTERURBAN TRAINS WERE BLOCKED...AS
        WERE THE 13 TROLLEY LINES.  THUS...MANY WORKERS WERE UNABLE
        TO GET HOME AT NIGHT AND FILLED ALL OF THE DOWNTOWN HOTELS
        TO CAPACITY.  NO GROCERY OR FUEL DELIVERIES WERE POSSIBLE...
        EXCEPT MILK AND COAL TO HOSPITALS AND TO FAMILIES WITH
        BABIES.  NO LIVES WERE LOST IN THE CITY...BUT SEVERAL PEOPLE
        PERISHED IN SURROUNDING DISTRICTS.  STOCK LOSSES WERE HEAVY
        ON THE PLAINS.  TEMPERATURES DURING THE STORM WERE IN THE
        20`S.
18    IN 1877...STRONG WINDS BLEW ALL DAY WITH AN AVERAGE SUSTAINED
        VELOCITY OF 36 MPH.  THE MAXIMUM SUSTAINED VELOCITY WAS
        60 MPH.  NO SIGNIFICANT DAMAGE WAS REPORTED.
      IN 1903...NORTHWEST WINDS WERE SUSTAINED TO 48 MPH WITH GUSTS
        TO 53 MPH.
      IN 1936...LIGHT DUST SPREAD OVER THE CITY FROM THE EAST ON
        SOUTHEAST WINDS GUSTING TO 25 MPH.  THE SURFACE VISIBILITY
        WAS REDUCED TO ABOUT 2 MILES AT TIMES.
      IN 1940...THIS DATE MARKED THE START OF THE LONGEST PERIOD
        WITHOUT SNOW...200 DAYS...THROUGH NOVEMBER 3...1940.  A TRACE
        OF SNOW FELL ON BOTH APRIL 17...1940...AND NOVEMBER 4...1940.
      IN 1963...STRONG WINDS WERE PREVALENT ALL DAY ACROSS METRO
        DENVER.  WEST-NORTHWEST WINDS GUSTING TO 60 MPH PRODUCED
        SOME BLOWING DUST AT STAPLETON AIRPORT.
      IN 1971...A MICROBURST WIND GUST TO 59 MPH PRODUCED SOME
        BLOWING DUST AT STAPLETON INTERNATIONAL AIRPORT.
      IN 1978...HIGH WINDS CAUSED MUCH BLOWING DUST OVER THE PLAINS.
        WIND GUSTS FROM 80 TO 96 MPH WERE REPORTED IN BOULDER WITH
        80 MPH MEASURED ON LOOKOUT MOUNTAIN.  NORTHWEST WINDS
        GUSTED TO 43 MPH AT STAPLETON INTERNATIONAL AIRPORT.
      IN 2000...HIGH WINDS DEVELOPED IN THE FOOTHILLS OF BOULDER
        COUNTY.  PEAK WIND GUSTS INCLUDED 71 MPH AT THE NATIONAL
        CENTER FOR ATMOSPHERIC RESEARCH MESA LAB NEAR BOULDER.
        IN AURORA...THREE WORKERS WERE INJURED WHEN STRONG WINDS
        CAUSED A HOME UNDER CONSTRUCTION TO PARTIALLY COLLAPSE.
        TWO RECEIVED MINOR INJURIES...WHILE THE THIRD WORKER HAD
        TO BE HOSPITALIZED WITH SEVERE BACK INJURIES.  SOUTH
        WINDS GUSTED TO 47 MPH AT DENVER INTERNATIONAL AIRPORT.
      IN 2002...STRONG NORTHEAST WINDS BEHIND A COLD FRONT GUSTED
        TO 53 MPH AT DENVER INTERNATIONAL AIRPORT WHERE SOME
        BLOWING DUST BRIEFLY REDUCED THE VISIBILITY TO 3 MILES.
18-19 IN 1884...A MAJOR STORM DUMPED 13.8 INCHES OF SNOWFALL ON
        DOWNTOWN DENVER.  MOST OF THE SNOW...10.0 INCHES...FELL ON
        THE 18TH.  LIGHT RAIN ON THE EARLY MORNING OF THE 18TH
        CHANGED TO HEAVY SNOW AT 8:00 AM AND BECAME LIGHT AFTER
        2:00 PM BUT CONTINUED UNTIL 4:00 AM ON THE 19TH.  THE
        SNOW MELTED NEARLY AS FAST AS IT FELL.  THERE WERE ONLY
        3 INCHES ON THE GROUND EARLY ON THE MORNING OF THE 19TH.
      IN 1941...HEAVY SNOWFALL TOTALED 8.4 INCHES OVER DOWNTOWN
        DENVER.  NORTHEAST WINDS WERE SUSTAINED TO 17 MPH.
      IN 1993...SPORADIC HIGH WINDS OCCURRED ACROSS METRO DENVER.
        SIGNIFICANT WIND GUSTS INCLUDED 97 MPH AT ROLLINSVILLE...
        80 MPH IN SOUTHWEST BOULDER...AND 55 MPH AT STAPLETON
        INTERNATIONAL AIRPORT.  THE STRONG WINDS SNAPPED A PINE
        TREE TOP...ABOUT 15 FEET LONG AND 8 INCHES IN DIAMETER...WHICH
        CRASHED THROUGH THE ROOF OF A CHURCH IN EVERGREEN...CAUSING
        ONE THOUSAND DOLLARS IN DAMAGE.  WIND GUSTS OF 50 TO 60 MPH
        CAUSED STRUCTURAL DAMAGE TO 3 HOMES UNDER CONSTRUCTION IN
        BROOMFIELD.  NORTHWEST WINDS GUSTED TO 55 MPH AT STAPLETON
        INTERNATIONAL AIRPORT.
      IN 1995...THE SECOND SPRING STORM OF THE MONTH DUMPED HEAVY
        SNOW IN THE FOOTHILLS.  THE UPSLOPE FLOW ALONG WITH AREAS OF
        THUNDER SNOW DROPPED 6 TO 12 INCHES OF SNOW IN THE FOOTHILLS
        WEST OF DENVER AND BOULDER.  SNOWFALL TOTALED 4.6 INCHES AT
        THE SITE OF THE FORMER STAPLETON INTERNATIONAL AIRPORT...BUT
        MOST OF THE SNOW MELTED AS IT FELL.  EAST WINDS GUSTED TO
        29 MPH AT DENVER INTERNATIONAL AIRPORT ON THE 18TH.
18-20 IN 1966...SUB-FREEZING TEMPERATURES CAUSED THOUSANDS OF
        DOLLARS IN DAMAGE TO FRUIT TREES ACROSS METRO DENVER.
        MINIMUM TEMPERATURES WERE IN THE TEENS EACH MORNING AND
        FAILED TO REACH ABOVE FREEZING ON THE 19TH.  THE LOW
        TEMPERATURE OF 13 ON THE 20TH SET A NEW RECORD MINIMUM FOR
        THE DATE.  SNOWFALL TOTALED 5.7 INCHES AT STAPLETON
        INTERNATIONAL AIRPORT DURING THE PERIOD.
19    IN 1899...NORTHWEST WINDS WERE SUSTAINED TO 48 MPH WITH
        GUSTS AS HIGH AS 60 MPH IN THE CITY.
      IN 1941...THE LAST SNOW OF THE SEASON...0.4 INCH...OCCURRED...
        MARKING THE END OF THE SHORTEST SNOW SEASON...167 DAYS.
        THE FIRST SNOW OF THE SEASON...A TRACE...OCCURRED ON
        NOVEMBER 4...1940.
      IN 1954...STRONG GUSTY WINDS RAKED METRO DENVER FOR MOST OF
        THE DAY PRODUCING SOME BLOWING DUST.  AT MIDDAY...A SEVERE
        DUST DEVIL WAS SIGHTED IN THE WESTWOOD AREA OF SOUTHWEST
        DENVER.
      IN 1955...COLD WEST WINDS AT 52 MPH WITH GUSTS AS HIGH AS 69
        MPH WERE RECORDED AT STAPLETON AIRPORT WHERE BLOWING DUST
        REDUCED THE VISIBILITY TO 1/2 MILE.
      IN 1960...THE SECOND WIND STORM IN 3 DAYS PRODUCED SUSTAINED
        WEST WINDS UP TO 44 MPH WITH GUSTS AS HIGH AS 58 MPH AT
        STAPLETON AIRPORT.  WINDS WERE STRONG AND GUSTY MOST OF
        THE DAY...BUT NO DAMAGE WAS REPORTED.
      IN 1963...THE SECOND WINDY DAY IN A ROW PRODUCED WEST-
        NORTHWEST WIND GUSTS TO 52 MPH AT STAPLETON AIRPORT.
      IN 1971...A TORNADO OCCURRED IN THE SOUTHWEST CORNER OF WELD
        COUNTY ABOUT 10 MILES WEST-NORTHWEST OF BRIGHTON.  THE
        STORM MOVED THROUGH A FARM YARD DAMAGING EQUIPMENT AND
        STRUCTURES.  THE STRONG TORNADIC WINDS LIFTED A STOCK TANK
        OVER 2 FENCES INTO A CORRAL 150 FEET AWAY.  LATER...A
        TORNADO TOUCHED DOWN BRIEFLY WEST-SOUTHWEST OF BUCKLEY
        FIELD...8 MILES SOUTHEAST OF STAPLETON INTERNATIONAL
        AIRPORT.  NO DAMAGE WAS REPORTED.
      IN 1985...HIGH WINDS OCCURRED IN THE FOOTHILLS.  WINDS GUSTED
        TO 97 MPH ATOP SQUAW MOUNTAIN IN THE FOOTHILLS WEST OF
        DENVER.  WEST WINDS GUSTED TO 37 MPH AT STAPLETON
        INTERNATIONAL AIRPORT.
      IN 1987...A POWERFUL COLD FRONT PRODUCED HIGH WINDS AND
        ENGULFED METRO DENVER IN HUGE CLOUDS OF BLOWING DUST THAT
        LOWERED THE VISIBILITY TO AS LITTLE AS 100 YARDS.  THE COLD
        FRONT GENERATED WINDS AS HIGH AS 72 MPH AT BRIGHTON...67 MPH
        IN THORNTON...AND 54 MPH AT STAPLETON INTERNATIONAL AIRPORT.
        WINDS OF 50 TO 70 MPH WERE COMMON ALONG THE FRONT RANGE FROM
        DENVER NORTH.  THE HIGH WIND GUSTS FLIPPED A LIGHT PLANE
        TAXIING AT STAPLETON INTERNATIONAL AIRPORT...SLIGHTLY
        INJURING TWO PEOPLE ON BOARD.  THE COLD FRONT DROPPED THE
        TEMPERATURE FROM A HIGH OF 80 DEGREES AT 3:00 PM TO A LOW OF
        33 DEGREES AT MIDNIGHT.  NEARLY AN INCH OF SNOW...0.8 INCH...
        FELL AT STAPLETON INTERNATIONAL AIRPORT BEFORE MIDNIGHT.
      IN 1988...A TORNADO TOUCHED DOWN IN FORT LUPTON...FOLLOWING A
        PATH 50 TO 75 YARDS WIDE FOR 2 1/2 BLOCKS.  THE TWISTER
        DAMAGED ROOFS ON 2 SCHOOLS AND BROKE NUMEROUS WINDOWS;
        ABOUT 10 HOUSES WERE DAMAGED AND SEVERAL CARS HAD WINDOWS
        BLOWN OUT.  SEVERAL TREES WERE DOWNED.
      IN 1989...WINDS WERE CLOCKED TO 68 MPH IN WHEAT RIDGE.
        MICROBURST WINDS GUSTED TO 35 MPH AT STAPLETON INTERNATIONAL
        AIRPORT.
      IN 1996...HIGH WINDS GUSTING FROM 70 TO NEAR 100 MPH DEVELOPED
        IN THE FRONT RANGE FOOTHILLS AND ADJACENT PLAINS.  NUMEROUS
        POWER OUTAGES WERE REPORTED AS POWER LINES AND POLES WERE
        DOWNED.  THE HIGH WINDS BLEW THE CHIMNEY OFF THE ROOF OF A
        HOUSE IN WESTMINSTER.  NUMEROUS HOMES RECEIVED MINOR SHINGLE
        DAMAGE.  SOME OF THE STRONGER WIND GUSTS INCLUDED:  98 MPH
        AT JEFFERSON COUNTY AIRPORT IN BROOMFIELD...91 MPH ATOP SQUAW
        MOUNTAIN WEST OF DENVER...AND 75 MPH ATOP TABLE MESA NEAR
        BOULDER.  WEST NORTHWEST WINDS GUSTED TO 45 MPH AT DENVER
        INTERNATIONAL AIRPORT.
      IN 2001...WESTERLY CHINOOK WINDS...GUSTING AS HIGH AS 40 MPH AT
        DENVER INTERNATIONAL AIRPORT...PREVENTED THE LOW TEMPERATURE
        FROM DROPPING BELOW 51 DEGREES...SETTING A NEW RECORD HIGH
        MINIMUM FOR THE DATE.  THE HIGH TEMPERATURE OF 77 DEGREES
        WAS NOT A RECORD.
      IN 2005...SEVERE THUNDERSTORMS PRODUCED LARGE HAIL ACROSS
        METRO DENVER.  HAIL AS LARGE AS 1 1/4 INCHES IN DIAMETER
        WAS MEASURED IN ARVADA.  HAIL TO 1 INCH IN DIAMETER FELL IN
        WESTMINSTER...NORTHGLENN...AND THORNTON.  HAIL TO 7/8 INCH
        WAS REPORTED NEAR BRIGHTON...BARR LAKE...AND CASTLE ROCK.
        HAIL TO 3/4 INCH FELL IN ELIZABETH AND BROOMFIELD AND NEAR
        GOLDEN...BRIGHTON...AND FORT LUPTON.
19-20 IN 1892...RAIN ON THE 18TH CHANGED TO SNOW ON THE 19TH AND
        TOTALED 6.0 INCHES OVER DOWNTOWN DENVER INTO THE 20TH.
        TOTAL PRECIPITATION WAS 1.56 INCHES.  NORTH WINDS WERE
        SUSTAINED TO 26 MPH ON THE 19TH.
      IN 1907...A MAJOR STORM DUMPED 18.0 INCHES OF SNOWFALL IN
        DOWNTOWN DENVER.  MUCH OF THE HEAVY WET SNOW MELTED AS
        IT FELL.  THE MOST SNOW ON THE GROUND WAS 7.0 INCHES AT
        6:00 PM ON THE 19TH.  NORTH TO NORTHEAST WINDS WERE
        SUSTAINED TO 42 MPH ON THE 19TH AND TO 21 MPH ON THE
        20TH.  HIGH TEMPERATURES WERE IN THE LOW TO MID 30`S
        WITH LOW READINGS AROUND 20.
19-21 IN 1984...A LARGE SNOWSTORM BURIED MOST OF COLORADO UNDER A
        THICK MANTLE OF WET SNOW.  TOTAL SNOW AMOUNTS RANGED FROM
        10 TO 20 INCHES ACROSS METRO DENVER AND A WHOPPING 20 TO
        40 INCHES IN THE ADJACENT FOOTHILLS.  THE SNOW CLOSED ROADS
        AND DAMAGED ELECTRICAL TRANSFORMERS...CAUSING NUMEROUS POWER
        OUTAGES.  NEARLY 14 INCHES (13.6) OF SNOW FELL AT STAPLETON
        INTERNATIONAL AIRPORT WHERE THE COMBINATION OF SNOW AND
        WIND CLOSED ALL BUT ONE RUNWAY...RESULTING IN THE CANCELLATION
        OF MANY FLIGHTS.  BOTH I-70 AND I-76 WERE CLOSED TO THE EAST
        OF DENVER.
19-22 IN 1933...A MAJOR STORM DUMPED 16.8 INCHES OF SNOWFALL OVER
        DOWNTOWN DENVER WHEN RAIN CHANGED TO SNOW DURING THE EARLY
        MORNING OF THE 20TH AND CONTINUED THROUGH MIDDAY OF THE
        22ND.  MOST OF THE SNOW FELL ON THE 21ST.  DUE TO MELTING...
        THE MOST SNOW ON THE GROUND WAS 10.5 INCHES AT 6:00 PM ON THE
        21ST.  BEFORE THE SNOW STARTED...A STRONG COLD FRONT ON THE
        EVENING OF THE 19TH PRODUCED NORTH WINDS SUSTAINED TO 35 MPH
        WITH GUSTS TO 37 MPH.  THE STRONG WINDS DEPOSITED A THIN
        LAYER OF DUST ON THE CITY.  NORTH TO NORTHWEST WINDS WERE
        SUSTAINED TO 31 MPH WITH GUSTS TO 35 MPH ON THE 20TH AND TO
        29 MPH WITH GUSTS TO 32 MPH ON THE 21ST.

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