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NOUS45 KBOU 130959
PNSBOU
COZ030>051-132300-
PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
259 AM MST THU NOV 13 2025
..TODAY IN METRO DENVER WEATHER HISTORY
10-14 IN 2014...AN ARCTIC COLD FRONT ON THE 10TH...ASSOCIATED WITH A
STRONG STORM SYSTEM OVER THE NORTHERN ROCKIES BLASTED INTO
NORTHEAST COLORADO. THE TEMPERATURE IN DENVER PLUMMETED
FROM THE HIGH OF 64 DEGREES AT 4:37 PM TO 34 DEGREES BY
5:53 PM. THE TEMPERATURES CONTINUED TO FALL AND DROPPED
INTO THE TEENS BY EARLY EVENING. THE ARCTIC AIRMASS
REMAINED ENTRENCHED OVER THE REGION THROUGH THE MORNING OF
THE 14TH...WITH THE HIGH TEMPERATURES FAILING TO REACH
THE TEENS FROM THE 11TH THROUGH THE 13TH. THIS WAS THE FIRST
TIME SINCE RECORDS HAVE BEEN TAKEN IN DENVER...DATING BACK TO
1872...THAT THERE WERE THREE CONSECUTIVE DAYS WITH THE
MAXIMUM TEMPERATURES REMAINED BELOW 20 DEGREES IN THE MONTH
OF NOVEMBER. IN ADDITION TO THE FRIGID TEMPERATURES...0.1
INCH OF SNOWFALL WAS OBSERVED ON 11TH AT DENVER INTERNATIONAL
AIRPORT...WHICH MARKED THE FIRST MEASUREABLE SNOWFALL FOR THE
SEASON. AN ADDITIONAL 2.2 INCHES OF SNOWFALL WAS MEASURED ON
THE 12TH. SEVERAL TEMPERATURE RECORDS WERE BROKEN. A
RECORD LOW MAX OF 16 DEGREES ON THE 11TH BROKE THE PREVIOUS
RECORD OF 19 SET BACK IN 1916. A RECORD LOW MAX OF 6 DEGREES
ON THE 12TH BROKE THE PREVIOUS RECORD OF 9 DEGREES...ALSO SET
IN 1916. THE RECORD LOW OF -13 ON THE 12TH...SHATTERED THE
PREVIOUS RECORD OF -4 DEGREES SET BACK IN 1872. EVEN MORE
IMPRESSIVE...THE RECORD LOW OF -14 DEGREES ON THE 13TH BROKE
THE PREVIOUS RECORD OF -3 DEGREES SET BACK IN 1916. THE
SUDDEN DROP IN TEMPERATURES ON THE 10TH...FOLLOWED BY SEVERAL
DAYS OF SUB-FREEZING TEMPERATURES CHILLED TREES TO THE CORE.
THE RECORD DROP IN TEMPERATURES...PRECEDED BY MILD FALL
TEMPERATURES...DAMAGED OR KILLED SCORES OF TREES ACROSS THE
I-25 CORRIDOR AND NORTHEAST PLAINS. AT THE TIME...THE TREES
WERE NOT FINISHED WITH THE HARDENING PROCESS THAT ENABLES
THEM TO WITHSTAND WINTER WEATHER. MANY WERE INSTANTLY FLASH-
FROZEN...AND SOME WOULD NOT SHOW SIGNS OF DAMAGE UNTIL SPRING
OF 2015. OF THE 2.2 MILLION TREES IN THE CITY OF DENVER
ALONE...TENS OF THOUSANDS WERE KILLED FROM THE NOVEMBER FROST.
DENVER ESTIMATED A CITYWIDE LOSS OF MORE THAN 10 MILLION
DOLLARS.
11-14 IN 1970...HEAVY SNOWFALL TOTALED 7.2 INCHES AT STAPLETON
INTERNATIONAL AIRPORT WHERE NORTHEAST WINDS GUSTED
TO 22 MPH ON THE 12TH AND 14TH. MOST OF THE SNOW...
4.2 INCHES...FELL ON THE 12TH.
12-13 IN 1961...HEAVY SNOWFALL TOTALED 5.6 INCHES AT STAPLETON
AIRPORT. EAST-NORTHEAST WINDS GUSTED TO ONLY 20 MPH.
IN 2011...HURRICANE FORCE WINDS...UP TO 115 MPH...DOWNED TREES
IN AND POWER LINES ACROSS THE FRONT RANGE MOUNTAINS AND
FOOTHILLS. SCATTERED OUTAGES WERE REPORTED IN GILPIN
COUNTY. IN BOULDER...A WOMAN RECEIVED MINOR INJURIES WHEN
SHE WAS STRUCK IN THE HEAD BY A FALLING TREE LIMB. THREE
WOMEN NEAR GEORGETOWN RECEIVED MINOR INJURIES WHEN THEY
WERE PELTED BY GLASS SHARDS AFTER A BARRAGE OF WIND DRIVEN
ROCKS AND DIRT SHATTERED THEIR WINDSHIELD. PEAK WIND GUSTS
INCLUDED: 109 MPH...6 MILES NORTH-NORTHWEST OF BERTHOUD
PASS; 101 MPH ATOP KENOSHA PASS...100 MPH...2 MILES SOUTH-
SOUTHWEST OF LOVELAND PASS; 99 MPH...7 MILES WEST-NORTHWEST
OF BERTHOUD; 92 MPH AT BLACKHAWK; 90 MPH...3 MILES SOUTH-
SOUTHWEST OF BOULDER; 87 MPH...2 MILES WEST-NORTHWEST OF
ASPEN SPRINGS AND AT PICKLE GULCH; 84 MPH AT LOVELAND PASS
AND LYONS; 82 MPH AT THE NATIONAL WIND TECHNOLOGY CENTER;
80 MPH AT DUMONT AND 78 MPH NEAR ROLLINSVILLE AND WARD.
AT DENVER INTERNATIONAL AIRPORT...WEST WINDS GUSTED TO
52 MPH ON THE 12TH.
12-15 IN 1909...LIGHT SNOWFALL TOTALED 6.7 INCHES IN DOWNTOWN
DENVER OVER THE 4 DAYS. THIS WAS THE FIRST MEASURABLE
SNOWFALL OF THE SEASON. NORTHEAST WINDS WERE SUSTAINED
TO 15 MPH ON THE 12TH.
13 IN 1951...NORTHWEST WIND GUSTS TO 50 MPH WERE RECORDED AT
STAPLETON AIRPORT.
IN 1983...WINDS GUSTED TO AROUND 60 MPH IN AND NEAR THE
FOOTHILLS. THERE WERE SCATTERED POWER OUTAGES AND A FEW
BROKEN WINDOWS ACROSS METRO DENVER. THE STRONG WINDS DID
10 THOUSAND DOLLARS IN DAMAGE TO AWNINGS AT THE BROWN PALACE
HOTEL IN DOWNTOWN DENVER. WEST WINDS GUSTED TO 46 MPH AT
STAPLETON INTERNATIONAL AIRPORT.
13-14 IN 1925...HEAVY POST-FRONTAL SNOWFALL TOTALED 6.4 INCHES
OVERNIGHT IN DOWNTOWN DENVER. NORTHWEST WINDS WERE
SUSTAINED TO 27 MPH WITH GUSTS TO 29 MPH ON THE 13TH.
IN 1974...NORTHWEST WINDS GUSTED TO 52 MPH AT STAPLETON
INTERNATIONAL AIRPORT...WARMING THE TEMPERATURE TO 60
DEGREES SHORTLY AFTER MIDNIGHT ON THE 13TH. A COLD FRONT
COOLED TEMPERATURES INTO THE 20'S BY LATE MORNING AND
PRODUCED SNOWFALL OF 3.7 INCHES. THE LOW TEMPERATURE
DIPPED TO 14 DEGREES ON THE 14TH.
IN 1993...AN UPPER LEVEL LOW PRESSURE SYSTEM COMBINED WITH A
WEAK BUT MOIST UPSLOPE FLOW TO PRODUCE HEAVY SNOW ACROSS
METRO DENVER. SNOWFALL AMOUNTS AVERAGED 6 TO 8 INCHES WITH
UP TO 16 INCHES IN THE FOOTHILLS AT THE ELDORA SKI AREA.
SNOWFALL TOTALED 6.0 INCHES AT STAPLETON INTERNATIONAL
AIRPORT WHERE NORTH WINDS GUSTED TO ONLY 20 MPH ON THE
14TH. MOST OF THE SNOW FELL ON THE 14TH.
IN 1994...HEAVY SNOW DEVELOPED RAPIDLY ALONG THE FRONT RANGE
URBAN CORRIDOR WITH THE HEAVIEST SNOW OVER NORTHWEST METRO
DENVER. SIXTEEN TO 18 INCHES OF SNOW FELL IN BOULDER...
LAFAYETTE...AND LOUISVILLE. THIS WAS THE SECOND HEAVY
SNOWFALL OVER NORTHWEST METRO DENVER IN 10 DAYS. ELEVEN
TO 14 INCHES OF SNOW WERE MEASURED FROM LONGMONT SOUTHWARD
INTO AURORA. SNOWFALL TOTALED 12.1 INCHES AT STAPLETON
INTERNATIONAL AIRPORT WHERE NORTHEAST WINDS GUSTED TO 29
MPH ON THE 13TH. MOST OF THE SNOW...9.0 INCHES...FELL ON THE
14TH.
IN 1997...HEAVY SNOW FELL OVERNIGHT IN PORTIONS OF JEFFERSON
AND BOULDER COUNTIES. ABOUT 5.5 INCHES OF SNOW WERE
REPORTED IN BOULDER...WHILE 4 INCHES WERE MEASURED 12 MILES
SOUTHWEST OF MORRISON AND 6 MILES SOUTHWEST OF GOLDEN.
SNOWFALL TOTALED ONLY 1.8 INCHES AT THE SITE OF THE FORMER
STAPLETON INTERNATIONAL AIRPORT. NORTHEAST WINDS GUSTED
TO 26 MPH AT DENVER INTERNATIONAL AIRPORT.
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