625  
NOUS45 KBOU 210859  
PNSBOU  
COZ030>051-212300-  
 
PUBLIC INFORMATION STATEMENT  
NATIONAL WEATHER SERVICE DENVER/BOULDER CO  
259 AM MDT FRI AUG 21 2026  
   
..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.  
21 IN 1876...HEAVY THUNDERSTORM RAIN AND HAIL STRUCK THE CITY.  
HAIL STONES AS LARGE AS PARTRIDGE EGGS ACCUMULATED TO A  
DEPTH OF 1 1/2 FEET OVER EASTERN PORTIONS OF THE CITY.  
THE HEAVY RAINFALL FLOODED STREETS AND GUTTERS. HOWEVER...  
NO SIGNIFICANT DAMAGE WAS REPORTED. RAINFALL TOTALED 0.85  
INCH IN CENTRAL DENVER.  
IN 1903...A THUNDERSTORM PRODUCED WEST WINDS SUSTAINED TO  
42 MPH WITH GUSTS TO 48 MPH.  
IN 1957...HEAVY THUNDERSTORM RAINFALL AND HAIL OVER THE BEAR  
CREEK BASIN FLOODED PORTIONS OF STATE HIGHWAY 8 IN AND NEAR  
MORRISON. THERE WAS ALSO MINOR PROPERTY DAMAGE IN MORRISON.  
IN 1995...A 68-YEAR-OLD WOMAN WAS STRUCK BY LIGHTNING WHILE  
STANDING NEAR A TREE IN BRIGHTON.  
IN 2006...A SEVERE THUNDERSTORM PRODUCED 7/8 INCH DIAMETER  
HAIL IN FRANKTOWN.  
IN 2019...SEVERE THUNDERSTORMS PRODUCED HAIL UP TO 1 INCH  
IN DIAMETER IN PARTS OF ARAPAHOE...DENVER AND JEFFERSON  
COUNTIES. HEAVY RAIN AND FLASH FLOODING...CLOSE TO 2  
INCHES IN ONE HOUR...ALSO ACCOMPANIED THE NEARLY STATIONARY  
STORMS. IN DENVER...FLASH FLOODING CAUSED SEVERAL  
VEHICLES TO BE STRANDED AT MARTIN LUTHER KING BLVD AND  
DAHLIA STREET. HIGHWAY 6 NEAR FEDERAL BLVD ALSO FLOODED.  
STANDING WATER UP TO 3 FEET DEEP OCCURRED IN PARK HILL.  
LASTLY...WATER MADE ITS WAY INTO BUILDINGS NORTH OF  
INTERSTATE 70. AT DENVER INTERNATIONAL AIRPORT...JUST  
A TRACE OF RAINFALL WAS RECORDED.  
IN 2022. A THUNDERSTORM PRODUCED VERY HEAVY RAINFALL AT  
DENVER INTERNATIONAL AIRPORT...WHERE 1.14 INCHES OF  
RAINFALL WAS OBSERVED. IN ADDITION...THE STORM PRODUCED  
A PEAK WIND GUST TO 38 MPH FROM THE SOUTH.  
 

 
 
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