Current Watches and Warnings
Colorado, Larimer and Boulder Counties Between 6000 and 9000 Feet
Fire Weather Warning
Statement as of 3:30 AM MDT on October 22, 2016
Expires 8:00 PM EDT on October 22, 2016
... Red flag warning in effect from 11 am this morning to 6 PM MDT
this evening for wind and low relative humidity for the High
Mountain valleys and northern Front Range foothills... fire
weather zones 211... 213... 214... and 215...
The National Weather Service in Denver has issued a red flag
warning for wind and low relative humidity... which is in effect
from 11 am this morning to 6 PM MDT this evening.
* Affected area... fire weather zones 211... 213... 214 and 215.
* Timing... winds will increase late this morning and then continue
through the afternoon. Conditions will rapidly improve by
* Winds... west 15 to 20 mph with gusts around 30 mph.
* Relative humidity... as low as 11 percent.
* Impacts... the very dry conditions and gusty winds this afternoon
would promote rapid growth of any new or existing wildfires. Open
burning is prohibited on red flag days.
A red flag warning means that critical fire weather conditions
are either occurring now... .or will shortly. A combination of
strong winds... low relative humidity... and warm temperatures can
contribute to extreme fire behavior.
Public Information Statement
Statement as of 2:59 AM MDT on October 22, 2016
... Today in Metro Denver weather history...
18-23 in 2003... an extended warm spell resulted in 5 new temperature
records. The high temperature of 84 degrees on the 18th
equaled the record high for the date. High temperatures
of 86 degrees on the 19th... 83 degrees on the 21st... and 84
degrees on the 22nd were record highs for the dates. Low
temperature of 49 degrees on the 23rd was a record high
minimum for the date. Low temperatures during the period
were in the 40's and lower 50's.
19-23 in 1906... heavy snowfall totaled 22.7 inches in the city over
the 5 days. Rain changed to snow on the evening of the
19th... and snow continued through the late afternoon of the
23rd. The heaviest amount of snowfall... 16.0 inches... fell
from 8:00 PM on the 20th to 8:00 PM on the 22nd. The most
snow on the ground was 13.3 inches on the evening of the
23rd. This was the first snow of the season and the only
snow of the month. Winds during the storm were from the
north at sustained speeds of 20 to 30 mph each day.
Temperatures during the storm were generally in the 20's.
20-22 in 1936... 5.5 inches of snow fell over downtown Denver.
Most of the snow... 4.5 inches... fell on the 20th.
21-22 in 1978... heavy rain on the 21st changed to snow by daybreak
on the 22nd and continued the rest of the day. This was
the first measurable snowfall of the season... but totaled
only 1.7 inches at Stapleton International Airport where
east winds gusted to 29 mph. While only a trace of snow
covered the ground... precipitation totaled 1.27 inches.
22 in 1878... winds were sustained to 42 mph.
In 1887... the first measurable snow of the season occurred...
ending the longest snow-free period in Denver... 232 days...
since the last snow on March 5th.
In 1947... the first snow of the season totaled only 1.6
inches. Post-frontal north winds caused temperatures
to plunge from a high of 60 degrees at midnight to a
low of only 30 degrees 24 hours later. This was the
only snow of the month.
In 1985... high winds gusting from 60 to 80 mph buffeted the
Front Range foothills. The strongest reported wind gust
was 89 mph in eastern Boulder. A treehouse east of Boulder
was set on fire by a downed power line. Two people in
Boulder were injured. A woman broke her arm when the
strong winds knocked her to the ground. A CArpenter in the
city suffered a severely cut hand while he was trying to
repair a roof that was being torn from a building. At
Stapleton International Airport... northwest winds gusted
to 41 mph.
In 2001... west-northwest winds gusting as high as 54 mph
warmed the temperature to a high of 70 degrees at Denver
22-23 in 1914... Post-frontal rain changed to snow. Precipitation
totaled 2.72 inches... most of which was in the form of
moist snow which melted as it fell in the business
section of the city. About 3 inches of snow was measured
on lawns in the residential areas on the morning of the
24th. Official snowfall totaled only 0.4 inch downtown...
but an estimated 8.0 inches of snow melted as it fell.
North to northeast winds were sustained to 29 mph with
gusts to 30 mph on both days.
In 1975... a vigorous cold front moving across Metro Denver
followed by strong northeast winds gusting to 52 mph
produced billows of blowing dust and plunged the
temperature 21 degrees in an hour. The surface
visibility was reduced to 1/4 mile in blowing dust at
Stapleton International Airport. The temperature cooled
from a daily record high of 81 degrees to a low of 38
degrees by day's end. The first snowfall of the season
totaled 2.7 inches on the 23rd. This was the only
measurable snow of the month at Stapleton International
In 1995... heavy snow fell on the Palmer Ridge south of Denver
and in the foothills west of Denver where snow amounts
ranged from 4 to 8 inches. Sedalia... south of Denver...
received 8 inches of snow. Winds strengthened on the
plains and produced blizzard conditions... reducing surface
visibilities to less than 1/4 mile. I-70 was closed
from just east of Denver at gun club Road to the Kansas
border. Ten inches of snow fell at Strasburg east of
Denver where north winds at sustained speeds of 35 to
45 mph with gusts as high as 60 mph produced 2 to 4 foot
drifts. Snowfall totaled only 2.2 inches at the site of
the former Stapleton International Airport. North winds
gusted to 51 mph at Denver International Airport.
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