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.

The Nexlab CO Page Main Text Page