Public Information Statement
Issued by NWS Denver/Boulder, CO

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NOUS45 KBOU 080859
PNSBOU
COZ030>051-082300-

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
259 AM MDT FRI MAY 8 2015

...TODAY IN METRO DENVER WEATHER HISTORY...

4-8   IN 1969...HEAVY RAINS CAUSED FLOODING ON BOULDER CREEK
        IN BOULDER...WHICH RESULTED IN ONE DEATH ON THE 7TH.
        FLOODING ALSO OCCURRED ON BEAR CREEK IN SHERIDAN AND
        ON THE SOUTH PLATTE RIVER IN DENVER.  RAIN OVER MOST
        OF THE EASTERN FOOTHILLS STARTED LATE ON THE 4TH AND
        CONTINUED WITH ONLY BRIEF INTERRUPTIONS IN MANY AREAS
        UNTIL THE MORNING OF THE 8TH.  VERY HIGH RATES OF
        RAINFALL OCCURRED ON THE 6TH AND 7TH WITH THE GREATEST
        INTENSITIES IN A BAND ALONG THE FOOTHILLS FROM ABOUT 25
        MILES SOUTHWEST OF DENVER NORTHWARD TO ESTES PARK.  STORM
        TOTALS BY BOTH OFFICIAL AND UNOFFICIAL MEASUREMENTS
        EXCEEDED 10 INCHES OVER MUCH OF THIS AREA AND WERE OVER 12
        INCHES IN SOME LOCALITIES.  HEAVY SNOW FELL IN THE HIGHER
        MOUNTAINS AND IN THE FOOTHILLS LATER IN THE PERIOD.  THE
        SATURATION OF THE SOIL RESULTED IN NUMEROUS ROCK AND LAND
        SLIDES...AND THE HEAVY RUN-OFF CAUSED SEVERE DAMAGE ALONG
        MANY STREAMS AND FLOODING ON THE SOUTH PLATTE RIVER.  MANY
        FOOTHILL COMMUNITIES WERE ISOLATED AS HIGHWAYS WERE BLOCKED
        AND COMMUNICATIONS DISRUPTED.  ROADS WERE SEVERELY DAMAGED
        OVER A WIDE AREA...AND A LARGE NUMBER OF BRIDGES WASHED OUT.
        MANY ROADS WERE CLOSED DUE TO THE DANGER FROM FALLING
        ROCKS.  A BUILDING IN GEORGETOWN COLLAPSED FROM THE WEIGHT
        OF HEAVY WET SNOW.  IN BOULDER...A MAN DROWNED WHEN CAUGHT
        BY THE FLOODING WATERS OF BOULDER CREEK...AND A PATROLMAN WAS
        INJURED.  RAINFALL TOTALED 7.60 INCHES IN BOULDER WITH
        9.34 INCHES RECORDED AT THE PUBLIC SERVICE COMPANY ELECTRIC
        PLANT IN BOULDER CANYON.  IN MORRISON...RAINFALL TOTALED
        11.27 INCHES IN 4 DAYS.  HEAVY RAINFALL TOTALED 4.68 INCHES
        AT STAPLETON INTERNATIONAL AIRPORT OVER 3 DAYS FROM THE 5TH
        THROUGH THE 7TH.  RAINFALL OF 3.14 INCHES WAS RECORDED IN 24
        HOURS ON THE 6TH AND 7TH.  DOWNSTREAM FLOODING CONTINUED
        ALONG THE SOUTH PLATTE RIVER UNTIL THE 12TH WHEN THE FLOOD
        CREST REACHED THE NEBRASKA LINE.
7-8   IN 1958...RAINFALL TOTALED 2.50 INCHES AT STAPLETON AIRPORT.
8     IN 1873...A VERY LIGHT RAIN FELL UNTIL 5:00 AM...WHEN IT
        TURNED INTO LIGHT SNOW AND SLEET AND WAS ACCOMPANIED BY
        BRISK NORTHEAST WINDS.  THE SNOW FROZE AS IT FELL...
        BREAKING THE TELEGRAPH LINES IN MANY PLACES.
        PRECIPITATION TOTALED ONLY 0.14 INCH IN THE CITY.
      IN 1883...A SEVERE RAIN AND HAILSTORM STRUCK THE CITY.  IN
        25 MINUTES THE HAIL WAS 5 INCHES DEEP IN THE VICINITY OF
        THE WEATHER OFFICE IN DOWNTOWN DENVER AND REPORTED AS
        DEEP AS 10 TO 12 INCHES IN OTHER PARTS OF THE CITY.
        GUTTERS WERE BLOCKED BY THE HAIL...AND MANY CELLARS WERE
        FLOODED.  PRECIPITATION FROM THE STORM WAS 1.90 INCHES
        WITH THE TOTAL FOR THE DAY RECORDED AT 2.02 INCHES.  THE
        SIZE OF THE HAIL WAS NOT RECORDED.
      IN 1988...A WIND GUST TO 68 MPH WAS RECORDED AT ECHO LAKE.
        NORTHWEST WINDS GUSTED TO 35 MPH AT STAPLETON AIRPORT.
      IN 1995...HIGH WINDS OF UNKNOWN STRENGTH BLEW A CAMPER SHELL
        FROM THE BACK OF A PICKUP TRUCK NEAR FORT LUPTON.  NORTH
        WINDS GUSTED TO 49 MPH AT DENVER INTERNATIONAL AIRPORT.
      IN 1996...1 TO 2 INCH DIAMETER HAIL WAS MEASURED IN
        LOCHBUIE NORTHEAST OF DENVER.  BEAN SIZE HAIL FELL IN
        BRIGHTON.  THE LARGE HAIL FELL FROM SEVERE THUNDERSTORMS
        TO THE NORTHEAST OF METRO DENVER.
      IN 2003...TORNADOES TOUCHED DOWN BRIEFLY NEAR BRIGHTON...
        WATKINS...AND STRASBURG...BUT DID NO REPORTED DAMAGE.
        HAIL TO 3/4 INCH IN DIAMETER WAS MEASURED NEAR HUDSON.
8-9   IN 1957...INTENSE HEAVY RAIN CAUSED FLASH FLOODING ON TOLL
        GATE CREEK IN AURORA WHERE 3 PEOPLE WERE KILLED IN A CAR.
        UP TO 4 INCHES OF RAIN FELL IN 5 HOURS IN THE TOLL GATE
        CREEK BASIN.  THE RAIN ALSO CAUSED FLASH FLOODING ON SAND
        CREEK IN AURORA AND DENVER.  RAINFALL TOTALED 3.29 INCHES
        AT STAPLETON AIRPORT WITH MOST OF THE RAIN...2.34 INCHES...
        OCCURRING ON THE 9TH.
8-10  IN 1979...4.3 INCHES OF SNOW FELL AT STAPLETON INTERNATIONAL
        AIRPORT WHERE NORTHWEST WINDS GUSTED TO 30 MPH ON THE 8TH.
        MOST OF THE SNOWFALL...2.3 INCHES...OCCURRED ON THE 9TH.
        HIGH TEMPERATURE OF ONLY 35 DEGREES ON THE 9TH EQUALED THE
        RECORD LOW MAXIMUM FOR THE DATE.

$$


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