Public Information Statement
Issued by NWS Denver/Boulder, CO
Issued by NWS Denver/Boulder, CO
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089 NOUS45 KBOU 220859 PNSBOU COZ030>051-222300- Public Information Statement National Weather Service Denver/Boulder CO 259 AM MDT THU AUG 22 2024 ...Today in metro Denver weather history... 19-30 In 1875...grasshoppers appeared in great numbers at 10:00 AM on the 19th and continued through the 30th. Thousands landed on the ground. The streets were literally covered with them. Swarms of grasshoppers were seen on each day. All gardens in the city were devastated...and in the countryside the grasshoppers were very destructive to ripened grain. On the 30th the grasshoppers were so numerous as to almost darken the sun. 22 In 1898...an apparent thunderstorm produced southwest sustained winds to 40 mph with gusts to 43 mph. In 1903...a late afternoon thunderstorm produced rain...hail... and east winds sustained to 40 mph with gusts to 44 mph. In 1904...the lowest recorded temperature in August...40 degrees...occurred. The same temperature also occurred on three consecutive days...August 24...25...and 26 in 1910. In 1965...heavy rain and hail caused some damage from flooding over northern Douglas County from Castle Rock to Franktown. In 1981...thunderstorms moved across metro Denver. At least 5 funnel cloud sightings were reported. Funnel clouds were seen at 96th Ave. and Sheridan Blvd. and at 92nd Ave. and Federal Blvd. in Westminster and 7 miles north of Stapleton International Airport. Lightning injured two people in Boulder. A quarter inch of rain fell in just 5 minutes in Brighton. Up to 3/4 inch of rain doused Parker in 30 minutes. In 1983...3/4 inch diameter hail was reported at Kittredge... along with 0.60 inch of rain in 25 minutes. In 1984...a thunderstorm dumped 4 inches of rain on Brighton in 90 minutes...causing extensive street flooding in the downtown area. In 1987...over an inch of rain fell in 24 hours throughout most of metro Denver. A public library suffered water damage to the ceiling...carpet...and a few books. Rainfall was 0.76 inch at Stapleton International Airport. In 1990...lightning knocked out power to about 2500 homes in Lakewood for about an hour. In 1991...National Weather Service personnel at Stapleton International Airport sighted an apparent tornado briefly on the ground 3 miles west-northwest of the airport. No damage was reported. In 1995...lightning struck 3 electrical power substations in Louisville. Residences of more than 4500 people were without power from 30 minutes to more than an hour. In 1996...between 1 and 3 inches of rain fell across metro Denver. As a result...several low lying areas were flooded. A bicyclist was swept into a fast moving creek when he tried to cross a flooded bike path. The man was washed downstream about 15 feet before getting snagged by a tree stump. He and a man who tried to rescue him received minor injuries. The heavy rain caused numerous power outages...false fire alarms...and traffic accidents. In Lakewood...telephone service to around 60 thousand residents was knocked out when a switching center was flooded. Funnel clouds were sighted near Chatfield Reservoir and Highlands Ranch. In 2000...lightning sparked a blaze which gutted a 10-unit apartment building in Highlands Ranch. Twenty-eight people were left homeless. Damage was estimated at 2 million dollars. In 2007...severe thunderstorms produced large hail...up to 1 1/4 inches in diameter...in the vicinities of Castle Rock... Elizabeth and Franktown. In 2013...flash flooding occurred in central Douglas County with numerous road closures reported. One of the closures occurred at the Tomah Road exit along I-25...south of Castle Rock. The closure backed up all I-25 the way to Castle Rock. At Denver International Airport...1.94 inches of precipitation was recorded...which set a new record rainfall for the date. The old record was 0.75 inches... set back in 1953. 22-24 In 1987...from the 22nd to the 24th...some locations in metro Denver had a total 3-day rainfall of 2 to 4 inches. Rainfall totaled 0.96 inch at Stapleton International Airport. $$