This week in Denver weather history – October 5th to October 11th
Sunday, October 5th, 2008 4:05am MDTIn our weekly look back at Denver weather history, we see a wide range of weather has occurred in the past. From thunderstorms to rain to big time snowstorms, we can and have seen it all.
3-5Â Â IN 1984…THE REMNANTS OF PACIFIC HURRICANE POLO PRODUCED
       HEAVY RAIN OVER NORTHEASTERN COLORADO. MOST LOCATIONS
       RECEIVED BETWEEN 1.00 TO 2.50 INCHES OF RAIN…BUT 3.45
       INCHES FELL IN LITTLETON. RAINFALL TOTALED 1.73 INCHES
       AT STAPLETON INTERNATIONAL AIRPORT…WHERE NORTH WINDS
       GUSTED TO 24 MPH.Â
4-5Â Â IN 1997…UNUSUALLY WARM WEATHER RESULTED IN TWO TEMPERATURE
       RECORDS. HIGH TEMPERATURE OF 87 DEGREES ON THE 4TH EXCEEDED
       THE OLD RECORD SET IN 1922 BY ONE DEGREE. HIGH TEMPERATURE
       OF 86 DEGREES ON THE 5TH EQUALED THE RECORD SET IN 1990 AND
       PREVIOUS YEARS.
5Â Â Â Â IN 1962…UNUSUALLY SEVERE THUNDERSTORMS FOR THIS LATE IN THE
       SEASON AFFECTED AREAS FROM BOULDER NORTHWARD. HAIL UP TO
       GOLF BALL SIZE AND STRONG GUSTY WINDS DID MUCH DAMAGE TO
       ROOFS…WINDOWS…AND SIGNS IN BOULDER. HEAVY RAINFALL CAUSED
       LOCAL FLOODING.
     IN 1994…LIGHTNING CAUSED A POWER OUTAGE TO OVER 2400 HOMES
       FOR A FEW HOURS IN AND AROUND NEDERLAND IN THE FOOTHILLS
       SOUTHWEST OF BOULDER. VERY STRONG WINDS ACCOMPANIED THE
       THUNDERSTORM. THUNDERSTORM WINDS GUSTED TO 60 MPH AND HAIL
       TO 1/2 INCH DIAMETER FELL IN LAFAYETTE. STRONG MICROBURST
       WINDS GUSTING TO 69 MPH NEAR STRASBURG CAUSED AN OIL RIG
       TO TOPPLE ONTO TWO VEHICLES…INJURING ONE PERSON. THE
       STRONG WINDS IN THE AREA ALSO DOWNED A FEW POWER POLES…
       BUT CAUSED POWER OUTAGES TO ONLY A FEW HOMES.
     IN 1995…STRONG WINDS SPREAD FROM THE FOOTHILLS ONTO THE
       PLAINS. WIND GUSTS TO 77 MPH WERE REPORTED ATOP SQUAW
       MOUNTAIN WEST OF DENVER. ON THE PLAINS…WINDS GUSTED
       TO 60 MPH AT KENNESBURG AND TO 62 MPH NEAR STRASBURG.
       NORTH WINDS GUSTED TO 41 MPH AT DENVER INTERNATIONAL
       AIRPORT.
6Â Â Â Â IN 1900…NORTHWEST WINDS WERE SUSTAINED TO 40 MPH WITH
       GUSTS AS HIGH AS 50 MPH IN DOWNTOWN DENVER.
     IN 1903…NORTHWEST WINDS WERE SUSTAINED TO 40 MPH WITH
       GUSTS TO 50 MPH. THE STRONG WINDS WARMED THE TEMPERATURE
       TO A HIGH OF 71 DEGREES IN THE CITY. THE LOW READING
       WAS ONLY 46 DEGREES.
     IN 1910…LIGHT SMOKE FROM FOREST FIRES DRIFTED OVER THE
       CITY.
     IN 1976…AN ARCTIC COLD FRONT BROUGHT LIGHT SNOW OVER
       THE FOOTHILLS ABOVE 6 THOUSAND FEET. TRAFFIC WAS
       SNARLED AT MANY LOCATIONS. ONLY A TRACE OF SNOW
       FELL AT STAPLETON INTERNATIONAL AIRPORT WHERE
       RAINFALL TOTALED 0.20 INCH AND NORTHEAST WINDS GUSTED
       TO 41 MPH.
     IN 1991…THE BRILLIANT ORANGE SUNSET WAS APPARENTLY THE
       RESULT OF AN EXTENSIVE VOLCANIC SMOKE LAYER IN THE UPPER
       ATMOSPHERE.
     IN 1994…STRONG WEST TO NORTHWEST WINDS DEVELOPED IN THE
       FOOTHILLS ABOVE 9500 FEET. A WIND GUST TO 78 MPH WAS
       RECORDED ATOP SQUAW MOUNTAIN WEST OF DENVER AND TO
       72 MPH AT WARD NORTHWEST OF BOULDER. NORTHWEST WINDS
       GUSTED TO 35 MPH AT STAPLETON INTERNATIONAL AIRPORT.
7Â Â Â Â IN 1903…NORTH WINDS WERE SUSTAINED TO 40 MPH WITH GUSTS
       TO 48 MPH.
     IN 1917…POST-FRONTAL NORTHWEST WINDS WERE SUSTAINED TO
       45 MPH WITH GUSTS TO 52 MPH. RAIN WAS MIXED WITH A
       TRACE OF SNOW…THE FIRST OF THE SEASON. PRECIPITATION
       TOTALED 0.22 INCH AND INCLUDED THE OCCURRENCE OF HAIL…
       EVEN THOUGH NO THUNDER WAS HEARD.
     IN 1950…STRONG WINDS CAUSED A POWER OUTAGE IN BOULDER.
       THIS WAS THE HEAVIEST WINDSTORM SINCE JANUARY. DAMAGE
       WAS MINOR. NORTHWEST WINDS GUSTED TO ONLY 35 MPH AT
       STAPLETON AIRPORT.
     IN 1985…STRONG CHINOOK WINDS BUFFETED THE FRONT RANGE
       FOOTHILLS. WIND GUSTS BETWEEN 60 AND 70 MPH WERE
       REPORTED IN BOULDER AND ATOP SQUAW MOUNTAIN WEST OF
       DENVER. SOUTHWEST WINDS GUSTED TO 41 MPH AT STAPLETON
       INTERNATIONAL AIRPORT.
7-8  IN 1990…THE SEASON`S FIRST SNOW OCCURRED. SNOWFALL
       AMOUNTS VARIED FROM 3 TO 7 INCHES ACROSS METRO DENVER.
       SNOWFALL TOTALED 4.0 INCHES AT STAPLETON INTERNATIONAL
       AIRPORT WHERE NORTH WINDS GUSTED TO 29 MPH.
8Â Â Â Â IN 1923…SOUTHEAST WINDS WERE SUSTAINED TO 44 MPH WITH
       GUSTS TO 47 MPH. THE STRONG WINDS PERSISTED THROUGH THE
       AFTERNOON. THE HIGH TEMPERATURE OF 77 DEGREES WAS THE
       WARMEST OF THE MONTH THAT YEAR.
     IN 1975…A WIND GUST TO NEAR 100 MPH WAS RECORDED IN BOULDER.
       FREQUENT WIND GUSTS TO 60 MPH WERE REPORTED ALONG THE
       FOOTHILLS CAUSING ONLY MINOR DAMAGE. WEST WINDS GUSTED
       TO 45 MPH AT STAPLETON INTERNATIONAL AIRPORT.
9Â Â Â Â IN 1910…LIGHT SMOKE FROM FOREST FIRES IN THE MOUNTAINS WAS
       SIGHTED OVER THE CITY.
     IN 1982…NORTHWEST WINDS GUSTED TO 49 MPH AT STAPLETON
       INTERNATIONAL AIRPORT.
9-10Â IN 2005…A MAJOR WINTER STORM BROUGHT HEAVY…WET SNOWFALL
       TO THE FRONT RANGE MOUNTAINS…EASTERN FOOTHILLS…PORTIONS
       OF METRO DENVER…AND THE PALMER DIVIDE. SNOW ACCUMULATIONS
       RANGED FROM 8 TO 26 INCHES WITH DRIFTS FROM 3 TO 4 FEET
       IN PLACES. THE HEAVIEST SNOW OCCURRED TO THE EAST AND
       SOUTHEAST OF THE CITY…CLOSING MOST MAJOR HIGHWAYS IN
       THAT AREA…INCLUDING I-70 FROM DENVER TO LIMON. THE RED
       CROSS OPENED FOUR SHELTERS FOR PEOPLE WHO WERE STRANDED
       ALONG I-70 IN EASTERN COLORADO. SINCE MANY TREES HAD NOT
       YET SHED THEIR LEAVES…THE STORM CAUSED SIGNIFICANT TREE
       DAMAGE. ONE WOMAN IN DENVER WAS KILLED WHEN A TREE BRANCH…
       8 TO 10 INCHES IN DIAMETER…SNAPPED UNDER THE WEIGHT OF THE
       HEAVY…WET SNOW AND STRUCK HER AS SHE WAS SHOVELING HER
       DRIVEWAY. XCEL ENERGY REPORTED POWER OUTAGES TO ABOUT 35
       THOUSAND CUSTOMERS. SEVERAL INCOMING FLIGHTS WERE DELAYED
       AT DENVER INTERNATIONAL AIRPORT. SNOW TOTALS INCLUDED: 16
       INCHES IN THE FOOTHILLS NEAR BOULDER…12 INCHES AT GENESEE
       AND NEAR GOLDEN…22 INCHES NEAR WATKINS…19 INCHES NEAR
       BENNETT…17 INCHES SOUTHEAST OF AURORA…14 INCHES NEAR
       PARKER…13 INCHES NEAR CASTLE ROCK…12 INCHES IN CENTENNIAL…
       11 INCHES IN PARKER…AND 10 INCHES AT DENVER INTERNATIONAL
       AIRPORT AND IN LITTLETON. WHILE MANY AREAS OF METRO DENVER
       RECEIVED HEAVY SNOW…OTHERS EXPERIENCED ALMOST ENTIRELY RAIN.
       THIS INCLUDED WEST AND NORTHWEST METRO DENVER…BOULDER…AND
       LONGMONT. RAINFALL AMOUNTS WERE SIGNIFICANT AS STORM TOTALS
       RANGED BETWEEN 1.50 AND 2.50 INCHES. THE STEADY RAINFALL
       TRIGGERED 3 ROCKSLIDES IN FOOTHILLS CANYONS. TWO OF THE
       SLIDES OCCURRED ON STATE HIGHWAY 119 IN BOULDER CANYON AND
       THE LONGEST SLIDE…7 FEET IN LENGTH…ON STATE HIGHWAY 74 IN
       BEAR CREEK CANYON AT IDLEDALE. NORTH WINDS WERE SUSTAINED
       TO AROUND 23 MPH WITH GUSTS TO 31 MPH AT DENVER INTERNATIONAL
       AIRPORT ON THE 9TH. THE HIGH TEMPERATURE OF ONLY 34 DEGREES
       ON THE 10TH WAS A RECORD LOW MAXIMUM FOR THE DATE. THE LOW
       TEMPERATURE ON BOTH DAYS WAS 32 DEGREES.
10Â Â Â IN 1901…AN EVENING THUNDERSTORM PRODUCED EAST WINDS TO
       43 MPH WITH GUSTS TO 48 MPH.
     IN 1949…STRONG WINDS BELIEVED TO BE THE WORST IN BOULDER`S
       HISTORY AT THE TIME CAUSED OVER 100 THOUSAND DOLLARS
       DAMAGE IN THE CITY. PEAK WINDS WERE ESTIMATED TO 85 MPH
       AT VALMONT…JUST EAST OF BOULDER. HIGH WINDS ALSO
       OCCURRED OVER MOST OF METRO DENVER AND CAUSED DAMAGE TO
       TREES…WINDOW GLASS…AND UTILITY LINES. THE DAMAGE WAS
       MOST PRONOUNCED OVER THE NORTHWEST METRO AREA…INCLUDING
       NORTH DENVER AND LAKEWOOD. FALLING TREE BRANCHES CAUSED
       DAMAGE TO PARKED AUTOS AND HOUSES. WIND GUSTS TO 70 MPH
       WERE RECORDED AT STAPLETON AIRPORT.
     IN 1964…LIGHTNING STRUCK AND KILLED A 13-YEAR-OLD BOY…WHILE
       HE WAS RIDING HIS BICYCLE ALONG A TREE-LINED RESIDENTIAL
       STREET IN SOUTH DENVER. APPARENT MICROBURST WINDS GUSTED
       TO 54 MPH AT STAPLETON INTERNATIONAL AIRPORT.
10-11 IN 1986…THE FIRST SIGNIFICANT SNOWSTORM OF THE SEASON
       PRODUCED 2 TO 5 INCHES OF SNOW OVER METRO DENVER WITH 5
       TO 10 INCHES IN THE FOOTHILLS WEST OF DENVER. WONDERVU
       RECORDED THE MOST SNOW FROM THE STORM…13 INCHES. THE
       HEAVY WET SNOW CAUSED NUMEROUS POWER OUTAGES. THE STORM
       WAS ACCOMPANIED BY STRONG NORTH WINDS WITH GUSTS TO 41 MPH
       RECORDED ON THE 10TH. THE FIRST SNOWFALL OF THE SEASON
       TOTALED 3.1 INCHES AT STAPLETON INTERNATIONAL AIRPORT WITH
       ONLY ONE INCH ON THE GROUND DUE TO MELTING. THE STRONG
       COLD FRONT ACCOMPANYING THE STORM COOLED THE TEMPERATURE
       FROM A HIGH OF 73 DEGREES ON THE 10TH TO A HIGH OF ONLY
       33 DEGREES ON THE 11TH…WHICH WAS A RECORD LOW MAXIMUM
       FOR THE DATE.
10-12 IN 1969…THE SECOND HEAVY SNOWSTORM IN LESS THAN A WEEK
       DUMPED NEARLY A FOOT OF SNOW ACROSS METRO DENVER AND
       PLUNGED THE AREA INTO EXTREMELY COLD TEMPERATURES FOR SO
       EARLY IN THE SEASON. SNOWFALL TOTALED 11.0 INCHES AT
       STAPLETON INTERNATIONAL AIRPORT. NORTH WINDS GUSTING TO
       26 MPH PRODUCED DRIFTS UP TO 2 FEET DEEP. TEMPERATURES
       DIPPED FROM A HIGH OF 52 DEGREES ON THE 10TH TO A RECORD
       LOW FOR THE DATE OF 10 DEGREES ON THE 12TH. THERE WAS
       ADDITIONAL DAMAGE TO TREES AND POWER AND TELEPHONE LINES
       FROM HEAVY SNOW ACCUMULATIONS AND ICING. TRAVEL WAS
       RESTRICTED OR BLOCKED BY DRIFTING SNOW IN BOTH THE
       MOUNTAINS AND ON THE PLAINS EAST OF DENVER.
11Â Â Â IN 1997…DAMAGING WINDS AHEAD OF AN APPROACHING STORM SYSTEM
       DEVELOPED IN THE FOOTHILLS AND SPREAD ACROSS METRO DENVER.
       WINDS GUSTED TO 88 MPH AT CONIFER…71 MPH AT THE NATIONAL
       CENTER FOR ATMOSPHERIC RESEARCH ON THE MESA IN BOULDER…
       AND 53 MPH AT DENVER INTERNATIONAL AIRPORT. SEVERAL
       TREES AND STREET SIGNS WERE BLOWN DOWN WITH SCATTERED
       POWER OUTAGES REPORTED THROUGHOUT METRO DENVER. IN
       ARVADA…A CAR WINDOW WAS BLOWN OUT BY A STRONG WIND
       GUST.
11-12 IN 1901…AN APPARENT COLD FRONT PRODUCED NORTHEAST WINDS
       SUSTAINED TO 42 MPH WITH GUSTS TO 48 MPH ON THE 11TH.
       GENERAL RAIN CHANGED TO SNOW OVERNIGHT AND TOTALED 2.0
       INCHES. THIS WAS THE FIRST SNOWFALL OF THE SEASON.
       TOTAL PRECIPITATION WAS 0.32 INCH.
11-13 IN 1892…APPARENT POST-FRONTAL RAINFALL TOTALED 3.33
       INCHES IN DOWNTOWN DENVER OVER THE 3 DAYS. A TRACE
       OF SNOW ON THE 12TH MELTED AS IT FELL. RAINFALL OF
       2.58 INCHES ON THE 12TH INTO THE 13TH WAS THE GREATEST
       24-HOUR PRECIPITATION EVER RECORDED DURING THE MONTH OF
       OCTOBER. NORTHWEST WINDS WERE SUSTAINED TO 48 MPH WITH
       GUSTS AS HIGH AS 55 MPH ON THE 12TH.
Historical information compiled by and courtesy of the National Weather Service.



October 5th, 2008 at 10:56 AM
This is a great new feature. Colorado’s weather is so varied and looking at it from a historical aspect really highlights it.