In 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.
3-5 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.
4-5 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.
5 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.
6 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.
7 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.
8 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.
9 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.
9-10 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.
10 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.
11 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.
This is a great new feature. Colorado’s weather is so varied and looking at it from a historical aspect really highlights it.