Public Information Statement
Issued by NWS Denver/Boulder, CO
NOUS45 KBOU 130859
Public Information Statement
National Weather Service Denver/Boulder CO
259 AM MDT WED JUL 13 2016
...Today in metro Denver weather history...
1-18 In 1874...a streak of 18 consecutive days of 90 degrees
tied for second with another streak that was later set
in the summer of 1901. The record of 24 consecutive days
was established in the summer of 2008.
1-31 In 2012...it was the hottest July on record in Denver since
weather records began in 1872. The average temperature for
the month was 78.9 degrees which was 4.7 degrees above
normal. There were 27 days in which the high temperature
equaled or exceeded 90 degrees...which established a new
record. There were also 7 days in which the temperature
equaled or exceeded 100 degrees which tied the record
set in 2005.
6-23 In 1901...a streak of 18 consecutive days of 90 degrees
tied for second with another streak set in the summer of
1874. The record of 24 consecutive days was established in
the summer of 2008.
7-25 In 1934...a streak of 15 consecutive days of 90 degrees
ranked 5th on the list of hot streaks. The record of
24 consecutive days was established in the summer of
13 In 1902...west winds were sustained to 42 mph with gusts to
In 1910...an apparent dry microburst produced northeast winds
sustained to 41 mph.
In 1961...hail as large as 1 inch in diameter was reported
near Commerce City.
In 1982...a tornado touched down briefly south of Parker. No
damage was reported.
In 1985...thunderstorms drenched the Highlands Ranch area of
northern Douglas County with 1.50 inches of rain in just
30 minutes. Half an inch of rain fell in 15 minutes in
In 1986...a lightning bolt struck a church steeple in
Littleton...toppling it to the ground.
In 1989...thunderstorm winds blew down trees and bent a metal
basketball fixture just north of Castle Rock in the Surrey
In 1993...1 inch diameter hail was measured in Lakewood.
In 1995...lightning struck and injured an assistant coach
during a baseball game at Highlands Ranch south of Denver.
In 1996...3/4 inch diameter hail fell in Lochbuie with 1 1/2
inch hail measured in Brighton. Thunderstorm winds gusted
to 69 mph at Bennett. The strong winds were responsible
for flipping three semi-trailer trucks onto their sides
along I-70...3 miles east of Bennett. A few cars were also
In 2001...heavy thunderstorm rain caused flash flooding over
south metro Denver. Three inches of rain reportedly fell
near the Greenwood Village Police Department in the span
of 15 minutes. The heavy rain caused Toll Gate Creek to
overflow...flooding low lying areas along Parker Road.
Heavy rainfall also caused local flooding along streets
near the Denver Technology Center. A severe thunderstorm
dumped hail to 1 3/4 inches in diameter near Castle Rock.
In 2003...maximum temperature of 100 degrees was a record high
for the date.
In 2009...severe thunderstorms produced wind gusts to 70 mph
near Parker and Strasburg. At Denver International
Airport...west-northwest winds gusted to 40 mph.
In 2011...severe thunderstorms produced extensive damage as
they moved across the Urban Corridor. At Denver
International Airport alone...large hail up to golfball
size...very heavy rain and wind gusts to 59 mph caused
substantial damage to 40 planes and stranded approximately
1500 passengers overnight. Frontier and United Airlines
were hardest hit as dozens of planes were taken out of
service for repairs; forcing the cancellation of at least
220 flights over the next several days. Damage to the
aircrafts alone was nearly five million dollars. In
addition...83 cars in airport parking lots were damaged...
along with some police cars and maintenance vehicles. In
Watkins...two people suffered minor injuries and 35 to 40
homes were damaged. As many as two hundred residents in a
mobile home park were left homeless by the storm...forcing
the Red Cross to open a shelter at Bennett High School.
The trailer park contained 52 mobile homes...14 recreational
vehicles...3 houses and a commercial building. Hailstones
the size of softballs cratered the north sides of the
mobile homes. Some farmers in the area said they lost as
much as 85 percent of their total wheat crop. Power lines
were also damaged which affected about 1200 customers in
Watkins. The strong winds also flipped over a tractor-
trailer rig on I-70 near Watkins Road. Insurance claims for
the Watkins...Bennett and Brighton areas was estimated to be
seventeen million dollars. The total damage estimate across
the entire Urban Corridor...was near one hundred sixty five
million dollars...and included 17200 automobile claims and
12600 homeowner claims. In addition...thunderstorms
producing very heavy rainfall...caused flash flooding in the
Four Mile Canyon burn scar west of Boulder. Three homes
reportedly had water up to the windows with water flowing
into structures at Fourmile Canyon Road and Gold Run Road.
The heavy rain caused a 4-ft surge along Fourmile Creek
through Orodell and into the entry of Boulder Creek.
Several roads were affected which restricted access to the
area. Roads were closed due to water and debris. Private
bridges and drives were washed out and several residents
were stranded and later rescued. Numerous cars were damaged
in debris flows and several structures suffered flood
damage but were not destroyed.
13-5 In 2008...a streak of 24 consecutive days of 90 degrees
shattered the previous record of 18 consecutive days
established in 1901 and 1874. Ironically...no new single
day record high temperatures were set in the month of July.
In August however...a record of 104 degrees was set on the
1st...and another record of 103 degrees was set on the 2nd.
In addition...a record low min of 70 degrees was set on