Public Information Statement
Issued by NWS Denver/Boulder, CO
NOUS45 KBOU 110145
Public Information Statement
National Weather Service Denver/Boulder CO
645 PM MST SAT DEC 10 2016
...This week in metro Denver weather history...
2-17 In 1939...more than 2 weeks of unseasonably warm weather
made the month the 3rd warmest on record. Seven daily
temperature records were set...including the all time
record high temperature for the month of 79 degrees on
the 5th. Daytime highs were balmy with 14 days in the
60`s and 70`s. Low temperatures dipped to freezing or
below on only 5 days. The period was dry with only a
trace of snow on the 12th.
3-15 In 1972...a protracted cold spell held an icy grip on metro
Denver when maximum temperatures never reached above
freezing for 10 consecutive days from the 3rd through
the 12th and minimum temperatures dipped below zero on
eleven consecutive days from the 5th through the 15th.
Daily low temperature records were set with 15 degrees
below zero on the 5th...17 degrees below zero on the 6th...
and 18 degrees below zero on the 10th. Daily record low
maximum readings were set with 3 degrees on the 6th and
6 degrees on the 9th. The very cold temperatures were
caused by 3 to 5 inches of snow cover and a Canadian air
8-12 In 1932...the second longest sub-zero period on record in
Denver occurred. The temperature fell below zero shortly
after 1:00 PM on the 8th and remained below zero for 92
hours until 9:00 AM on the 12th. The lowest temperature
recorded during this period was 13 degrees below zero on
both the 9th and 11th. That temperature on the 11th was
a record low for the date. High temperatures of 4 on the
8th...5 below zero on the 9th...1 below zero on the 10th...
and 6 below zero on the 11th were record low maximum
temperatures for those dates. Light north winds at 5 to
10 mph were accompanied by occasional light snow...which
totaled only 2.2 inches.
9-13 In 1961...cold arctic air produced a protracted cold period.
The temperature plunged to 16 degrees below zero on the
10th...establishing a new record for the date and the
coldest reading since 25 degrees below zero on February 1...
1951. Low temperatures dipped below zero on 5 consecutive
days with 9 degrees below zero on the 9th...16 below on the
10th...10 below on the 11th...and 12 below on both the 12th
and 13th. High temperatures reached only 3 degrees on the
10th and 6 degrees on the 11th.
10-11 In 1933...downslope winds produced warm temperatures...resulting
in record high minimums of 46 degrees on the 10th and 44
degrees on the 11th. High temperatures of 66 degrees on the
10th and 62 degrees on the 11th were not records. Southwest
winds were sustained to 16 mph on the 10th.
In 1939...high temperatures of 70 degrees on the 10th and 74
degrees on the 11th were record maximums for the dates.
The low temperatures of 39 degrees on the 10th and 41
degrees on the 11th were not records.
In 1948...high winds in Boulder and Louisville caused 1750
dollars in damage. Wind gusts in excess of 70 mph were
reported at Valmont and Boulder Airport. Chinook wind
gusts to 60 mph briefly reduced the visibility to 1/4 mile
in blowing dust at Stapleton Airport.
In 1989...the season`s greatest snowfall to date hit metro
Denver with 6 to 12 inches of snow. Flight delays at
Stapleton International Airport reached 2 hours. Multiple
wrecks snarled traffic on I-25 both north and south of the
city. Snowfall totaled 7.0 inches at Stapleton
International Airport where north winds gusted to 25 mph
on the 10th.
11 In 1938...snowfall totaled 3.7 inches in downtown Denver.
North winds were sustained to 21 mph with an extreme
velocity to 22 mph.
In 1967...wind gusts to 58 mph in downtown Boulder caused
minor damage. Northwest winds gusted to 47 mph at
Stapleton International Airport.
In 1980...winds to 60 mph were reported in Boulder. Northwest
winds gusted to 23 mph at Stapleton International Airport.
The chinook winds warmed temperatures to a high of 67
In 1994...strong gusty winds occurred along the Front Range
eastern foothills. A wind gust to 67 mph was recorded in
Boulder with a gust to 58 mph measured at Jefferson County
Airport near Broomfield. No damage was reported.
Northwest winds gusted to 31 mph at Stapleton International
11-12 In 1903...a sharp cold front on the 11th plunged temperatures
from a high of 59 degrees to a low of 15 degrees...produced
northeast winds sustained to 42 mph along with gusts as
high as 60 mph...and produced 1.3 inches of snow overnight.
The high temperature on the 12th was only 25 degrees.
In 1968...strong winds buffeted the eastern foothills and
plains and caused light...but widespread property damage.
Wind gusts of 50 to 75 mph were reported. West winds
gusted to 52 mph at Stapleton International Airport.
11-13 In 1940...5.4 inches of snow fell across downtown Denver.
This was the only snowfall of the month. Temperatures
were quite cold on the 13th with a high of 6 degrees and
a low of 2 degrees below zero.
In 1984...up to 6 inches of new snow fell over metro Denver...
hampering flight operations at Stapleton International
Airport where snowfall totaled 3.8 inches and east winds
gusted to 25 mph on the 11th.
12 In 1937...a thunderstorm...rare in December...produced 0.09
inch of rain in advance of a cold front.
In 1973...high winds occurred across all of metro Denver
with the foothills area being hit the hardest. A wind gust
to 120 mph was recorded in Boulder where damage to
residences...mobile homes...fences...and buildings totaled 100
thousand dollars. A northwest wind gust to 66 mph occurred
at Stapleton International Airport.
In 1988...strong winds were recorded in Boulder. Peak wind
gusts reached 70 mph at Table Mesa and 61 mph in east
Boulder. West winds gusted to 31 mph at Stapleton
12-13 In 1916...snowfall totaled 5.7 inches in downtown Denver.
Northeast winds were sustained to 27 mph with gusts to
28 mph on the 12th.
In 1992...an upslope snowstorm whitened metro Denver. While
snowfall totaled only 4.1 inches at Stapleton International
Airport...7 inches of new snow fell in Morrison...with 12
inches measured in Castle Rock. North winds gusted to
23 mph at Stapleton International Airport on the 13th.
In 1995...strong winds gusting to nearly 100 mph whipped
across the foothills west of Denver. The strongest wind
gusts included 98 mph atop Squaw Mountain and 75 mph at
the Eldora Ski Area. West-northwest winds gusted to 41
mph at Denver International Airport on the 13th.
12-15 In 1921...downslope chinook winds produced warm temperatures
in the city...which resulted in 4 temperature records.
High temperatures of 72 degrees on the 13th and 68 degrees
on the 15th were record maximums for the dates. Low
temperatures of 47 degrees on both the 12th and 13th were
record high minimums for the dates. West winds were
sustained to 38 mph on the 12th and to 25 mph on the
13 In 1955...strong winds raked the foothills. A wind gust to 72
mph was recorded at Rocky Flats northwest of Denver. Some
damage occurred in Boulder. Northwest winds were sustained
to speeds of 23 mph at Stapleton Airport.
In 1988...high winds again occurred in Boulder where winds
were clocked to 66 mph. West winds gusted to 43 mph at
Stapleton International Airport.
13-14 In 1902...heavy snowfall totaled 6.4 inches in the city
overnight. North winds were sustained to 18 mph with
gusts to 20 mph on the 13th.
In 1925...heavy apparent post-frontal snowfall totaled
7.8 inches across downtown Denver. Northwest winds
were sustained to 34 mph with gusts to 42 on the 13th...
and north winds were sustained to 33 mph with gusts to
38 mph on the 14th.
In 1951...heavy snowfall totaled 5.9 inches at Stapleton
In 1987...a snowstorm dropped 2 to 8 inches of snow along the
Front Range foothills. Eight to 12 inches fell just south
of Denver. Icy streets and highways contributed to many
traffic accidents across metro Denver and flights were
delayed at Stapleton International Airport where 2.7
inches of snow fell and northeast winds gusted to 17 mph.
In 1991...high winds pummeled metro Denver. Wind gusts to 93
mph were recorded at Rollinsville. Wind speeds across metro
Denver were generally 35 to 50 mph. Northwest winds gusted
to 48 mph at Stapleton International Airport on the 13th.
14 In 1926...an intrusion of cold air resulted in temperatures
remaining below zero. The high temperature of one degree
below zero was a record low maximum for the date. The low
temperature was 11 degrees below zero. North winds were
sustained to 17 mph.
In 1985...a wind gust to 61 mph was recorded at Table Mesa in
In 1996...high winds gusting from 60 to nearly 80 mph moved
off the Front Range foothills and over the northeast
Colorado plains in the wake of a fast moving cold front.
The strongest wind gusts included 79 mph at Golden Gate
Canyon and 70 mph near Table Mesa in southwest Boulder.
At Denver International Airport...west-northwest winds
gusted to only 39 mph.
14-15 In 1988...a snow storm again whitened metro Denver.
Snowfall along the Front Range was in the 6 to 12 inch
range. Snowfall totaled 5.8 inches at Stapleton
International Airport where north winds gusted to 38 mph.
In 1990...high winds howled across metro Denver behind a
strong Pacific cold front. Boulder was hardest hit by the
high winds. A wind gust to 120 mph was recorded in south
Boulder where winds stripped the roof off a garage...a
vacant gas station...and a house under construction.
Elsewhere in Boulder...several trees were blown down. In
Boulder Canyon...the winds toppled two cinder block walls on
a house under construction. Four Boulder County women were
treated for injuries caused by the wind. The injuries were
confined to a broken wrist...a mild concussion...bruises...and
facial cuts. Two semi-tractor trailers were blown over by
the fierce winds south of Boulder. Another truck rollover
occurred southeast of Golden. Drivers of all three trucks
suffered only cuts and bruises. Several vehicles were
trapped in a blinding dust storm on the Denver-Boulder
Turnpike near Broomfield. Drivers were forced to stop
along the highway for several minutes during the storm and
witness their vehicles being pelted with sand and gravel.
A wind gust to 97 mph was recorded in Golden. High winds
were also reported in Arvada...Boulder...and Lakewood. Winds
toppled a number of utility poles and wooden fences...blew
out windows...and caused structural damage to a large
apartment complex on the west side of Golden. Wind gusts
of 70 to 100 mph caused considerable damage to several
large billboards north of Golden...as well as damaging the
paint...trim...and glass on numerous vehicles in the area.
A west wind gust to 51 mph was recorded at Stapleton
15 In 1999...high winds developed in and near the foothills as
a strong upper level jet moved into the area. Although
most wind gusts were in the 70 to 80 mph range...a weather
spotter located 1 mile south of Fritz Peak near
Rollinsville measured a peak wind gust to 124 mph. Other
wind reports included wind gusts to 77 mph at the National
Center for Atmospheric Research in Boulder and atop Blue
Mountain and 70 mph at the National Wind Technology Center
on Rocky Flats south of Boulder. West winds gusted to only
32 mph at Denver International Airport.
In 2000...high winds developed in the foothills of Boulder
County...but winds were strong across all of metro Denver.
Winds gusted as high as 72 mph at the National Center for
Atmospheric Research on the mesa just southwest of Boulder.
West winds gusted to 44 mph at Denver International Airport.
15-16 In 1964...high winds raked metro Denver...causing considerable
damage. Wind gusts to 81 mph were recorded at Rocky Flats
northwest of Denver...94 mph at Jefferson County Airport
near Broomfield...48 mph in downtown Boulder...and 70 mph
in Littleton. West wind gusts to 67 mph were recorded
at Stapleton International Airport. A man working on
construction in downtown Denver died from injuries after
being struck by a 5-foot by 8-foot section of plank runway
blown by the strong winds. Several people were blown down
by the strong winds or hit by flying objects. Buildings...
roads...trees...and power equipment were damaged. Roads were
closed east of Denver due to blowing dust.
In 1981...wind gusts to 60 mph were common in the foothills
northwest of Denver. West wind gusts to 47 mph were
recorded at Stapleton International Airport where the
visibility was briefly reduced to 3 miles in blowing dust.
In 1996...strong pre-frontal winds developed in the foothills
of Boulder County ahead of an Arctic cold front that moved
into northeastern Colorado late on the morning of the 16th.
Wind gusts of 70 to 75 mph were clocked at Table Mesa in
16 In 1912...northwest winds were sustained to 44 mph with an
extreme velocity of 45 mph.
In 1921...north winds were sustained to 46 mph with gusts to
50 mph behind a vigorous cold front. Only a trace of snow
In 1954...a vigorous cold front produced sustained north winds
to 45 mph with gusts as high 54 mph. Visibility was
reduced to 1 mile in blowing dust at Stapleton Airport.
In 1955...sustained west winds to 44 mph with gusts as high as
58 mph were recorded at Stapleton Airport.
In 1994...a wind gust to 108 mph was recorded atop Squaw
Mountain west of Denver with a gust to 92 mph in
Rollinsville southwest of Boulder. West winds gusted
to 48 mph at Stapleton International Airport.
In 1996...a vigorous Arctic cold front moved across metro
Denver. Heavy snow and strong winds accompanied the
front as near whiteout conditions in snow and blowing
snow developed suddenly. Northerly winds gusted from
40 to 60 mph behind the front. Dozens of accidents
occurred as roads and highways quickly turned to a glaze
of ice. Snowfall amounts ranged from 4 to 6 inches across
metro Denver and in the foothills. The exception was at
Eldorado Springs south of Boulder where 8 inches of new
snow were measured. Snowfall totaled only 1.8 inches at
the site of the former Stapleton International Airport.
Officially...this was the only measurable snow of the month
in Denver. At Denver International Airport...north winds
gusted to 34 mph.
In 1999...another brief round of high winds developed in and
near the foothills of Boulder County. Peak wind gusts
included 83 mph at the National Center for Atmospheric
Research near Boulder and 74 mph atop Niwot Ridge and
at the National Wind Technology Center on Rocky Flats
south of Boulder. West winds gusted to only 33 mph at
Denver International Airport where the temperature warmed
to a high of 54 degrees.
In 2000...high winds in the mountains spread into the
foothills west of Denver. Winds gusted to 87 mph at
Georgetown Lake and at the National Center for
Atmospheric Research in Boulder. Winds gusted to
72 mph at the National Wind Technology Center south
16-17 In 1908...heavy snowfall totaled 7.9 inches in downtown
Denver where north winds were sustained to 20 mph on
the 17th. Temperatures were in the teens and 20`s.
In 1939...low temperatures of 49 degrees on the 16th and
43 degrees on the 17th were record high minimums for
the dates. High temperatures of 65 on the 16th and 72
on the 17th were not records.
In 1980...chinook winds blew through the night in Boulder with
a peak reported gust to 75 mph. Northwest winds gusted to
30 mph at Stapleton International Airport on the 17th.
The strong chinook winds warmed temperatures to record
daily highs of 70 degrees on the 16th and 73 degrees on
17 In 2000...high winds gusting from 60 to 74 mph howled across
the northeast plains of Colorado. In Parker where winds
gusted to 60 mph...a 20-foot by 40-foot piece of roof was
ripped from a building. West winds gusted to 53 mph at
Denver International Airport. This was the highest wind
gust of the month at the airport. An intense...but very
localized wind gust to 112 mph was measured near
Georgetown Lake in the foothills west of Denver.
17-24 In 1924...a prolonged cold spell occurred after mild
temperatures during the first half of the month. Most
low temperatures dipped below zero with the coldest
reading of 15 degrees below zero occurring on the 24th.
The high temperature of only 5 degrees on the 18th was
a record low maximum for the date.