212
NOUS45 KBOU 270859
PNSBOU
COZ030>051-272300-
PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
259 AM MDT WED OCT 27 2021
..TODAY IN METRO DENVER WEATHER HISTORY
25-27 IN 1897...A MAJOR STORM DUMPED 13.5 INCHES OF SNOWFALL OVER
DOWNTOWN DENVER. RAIN CHANGED TO SNOW DURING THE EVENING
OF THE 25TH AND CONTINUED THROUGH MID-MORNING OF THE 27TH.
MOST OF THE SNOW...12.0 INCHES...FELL ON THE 26TH WHEN NORTH
WINDS WERE SUSTAINED TO 36 MPH AND GUSTS WERE AS HIGH AS 46
MPH. TEMPERATURES DURING THE STORM WERE IN THE 20'S AND
LOWER 30'S. PRECIPITATION (RAIN AND MELTED SNOW) TOTALED
1.21 INCHES.
26-27 IN 1971...STRONG WINDS RAKED BOULDER. AT THE NATIONAL BUREAU
OF STANDARDS WIND GUSTS TO 62 MPH WERE RECORDED...WHILE IN
DOWNTOWN BOULDER WINDS PEAKED TO 48 MPH. AT STAPLETON
INTERNATIONAL AIRPORT...NORTHWEST WINDS GUSTED TO 38 MPH ON
THE 26TH AND NORTH WINDS GUSTED TO 36 MPH ON THE 27TH.
IN 1976...THE FIRST MEASURABLE SNOW OF THE SEASON TURNED INTO
A MAJOR STORM. TRAFFIC WAS HALTED FOR SEVERAL HOURS ON
HIGHWAYS TO THE WEST OF DENVER WHERE 8 TO 12 INCHES OF
SNOW FELL IN THE FOOTHILLS. SNOWFALL TOTALED 7.2 INCHES
AT STAPLETON INTERNATIONAL AIRPORT WHERE NORTH WINDS
GUSTED TO 30 MPH. MOST OF THE SNOW...6.3 INCHES...FELL
ALL DAY ON THE 26TH. THE GREATEST SNOW DEPTH ON THE
GROUND WAS 5 INCHES ON THE MORNING OF THE 27TH.
27 IN 1980...THE FIRST SNOWFALL OF THE SEASON TOTALED ONLY
1.5 INCHES WITH 0.10 INCH OF MOISTURE AT STAPLETON
INTERNATIONAL AIRPORT WHERE THE MAXIMUM SNOW DEPTH ON
THE GROUND WAS ONLY 1 INCH DUE TO MELTING. THIS WAS THE
ONLY MEASURABLE PRECIPITATION OF THE MONTH...MAKING IT THE
DRIEST OCTOBER SINCE 1962 WHEN ONLY 0.03 INCH OF
PRECIPITATION WAS MEASURED.
IN 1994...WIND GUSTS TO 70 MPH WERE RECORDED ATOP SQUAW
MOUNTAIN...5 MILES SOUTH OF IDAHO SPRINGS...AND AT
ROLLINSVILLE IN THE FOOTHILLS SOUTHWEST OF BOULDER.
NORTHWEST WINDS GUSTED TO 28 MPH AT STAPLETON
INTERNATIONAL AIRPORT.
27-28 IN 1874...STRONG WEST WINDS IN BOULDER ALONG WITH A
REPORTED TORNADO PRODUCED 150 DOLLARS IN DAMAGE.
IN 1913...A STRONG COLD FRONT PRODUCED SUSTAINED NORTHEAST
WINDS TO 35 MPH WITH GUSTS AS HIGH AS 38 MPH ON THE 27TH.
OVERNIGHT SNOWFALL TOTALED 5.8 INCHES. TEMPERATURES
PLUNGED TO A LOW OF 17 DEGREES ON THE MORNING OF THE 28TH
AFTER A HIGH OF 60 DEGREES ON THE 27TH.
27-30 IN 2009...A POWERFUL EARLY SEASON STORM BROUGHT HEAVY
SNOW TO THE FRONT RANGE. THE COMBINATION OF A DEEP
NORTHEASTERLY UPSLOPE FLOW COUPLED WITH ABUNDANT MOISTURE
AND LIFT WITH THE DEVELOPING STORM SYSTEM PRODUCED AN
EXTENDED PERIOD OF MODERATE TO HEAVY SNOWFALL. THE HEAVY
WET SNOW ACCUMULATED ON TREES AND RESULTED IN BROKEN
BRANCHES AND SCATTERED ELECTRICAL OUTAGES. INTERSTATES 70
AND 76 WERE CLOSED EAST OF DENVER. NUMEROUS OTHER ROADS
AND HIGHWAYS WERE SHUT DOWN. THE RED CROSS SET UP NUMEROUS
EMERGENCY SHELTERS FOR STRANDED TRAVELERS. THE BLOWING
SNOW AT DENVER INTERNATIONAL AIRPORT FORCED THE
CANCELLATION OF HUNDREDS OF FLIGHTS. SCHOOLS WERE ALSO
CLOSED. IN THE FOOTHILLS STORM TOTALS INCLUDED: 46 INCHES...
3 MILES SOUTHEAST OF PINECLIFFE; 42 INCHES...3 MILES
SOUTHWEST OF CONIFER; 34 INCHES...3 MILES NORTH OF
BLACKHAWK; 30 INCHES AT ASPEN SPRINGS AND NEAR EVERGREEN...
23 INCHES AT ROXBOROUGH PARK...AND 20 INCHES...3 MILES
SOUTH-SOUTHEAST OF MORRISON. ACROSS THE URBAN CORRIDOR
STORM TOTALS INCLUDED: 25 INCHES IN HIGHLANDS RANCH;
21.5 INCHES NEAR LOUISVILLE...20.5 INCHES IN BROOMFIELD...
20 INCHES AT LAFAYETTE...17.5 INCHES IN BOULDER...17 INCHES
IN WESTMINSTER...16.5 INCHES IN ERIE; 15.5 INCHES IN
ARVADA AND 5 MILES WEST-NORTHWEST OF LITTLETON...15 INCHES
IN LITTLETON...14 INCHES IN ENGLEWOOD...13.5 INCHES IN
LAKEWOOD AND 6 MILES NORTH OF THORNTON; 13.3 INCHES AT
DENVER INTERNATIONAL AIRPORT...11 INCHES...4 MILES SOUTH OF
DENVER; 10.5 INCHES...2 MILES NORTH OF CHERRY HILLS VILLAGE
AND NIWOT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page