KBOU [212001]: Preliminary Local Storm Report...summary

NWUS55 KBOU 212001
LSRBOU

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE DENVER CO
201 PM MDT TUE JUL 21 2009

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..

1139 PM TORNADO 5 S CASTLE ROCK 39.31N 104.85W
07/20/2009 DOUGLAS CO NWS EMPLOYEE

SAW DEBRIS BUT NO APPARENT DAMAGE

1127 PM TSTM WND GST LOCHBUIE 40.01N 104.72W
07/20/2009 E70.00 MPH WELD CO TRAINED SPOTTER

SHINGLES BLOWING OFF OF ROOF

1120 PM HEAVY RAIN 2 ENE FORT COLLINS 40.57N 105.04W
07/20/2009 M2.67 INCH LARIMER CO TRAINED SPOTTER

IN 45 MINUTES

1120 PM HAIL 6 SW CASTLE ROCK 39.32N 104.93W
07/20/2009 M1.00 INCH DOUGLAS CO TRAINED SPOTTER

1115 PM TSTM WND GST FORT LUPTON 40.09N 104.81W
07/20/2009 M58.00 MPH WELD CO TRAINED SPOTTER

ALSO PENNY SIZED HAIL AND 0.58 INCH RAINFALL IN 5 MINUTES

1112 PM HAIL 3 SSE LAKEWOOD 39.65N 105.08W
07/20/2009 M1.25 INCH JEFFERSON CO TRAINED SPOTTER

1108 PM TORNADO ENGLEWOOD 39.65N 104.99W
07/20/2009 ARAPAHOE CO TRAINED SPOTTER

BRIEF TOUCHDOWN LESS THAN 5 MINUTES ROPE LIKE TORNADO. NO
DAMAGE REPORTED

1100 PM HAIL WHEAT RIDGE 39.77N 105.10W
07/20/2009 M1.00 INCH JEFFERSON CO TRAINED SPOTTER

44TH AVE. SIGNIFICANT WIND DAMAGE. 5 12 INCH DIAMETER
TREES DOWN. HAIL COVERING GROUND. STREET FLOODING UP TO
WHEEL HEIGHT.

1045 PM HAIL 6 W LITTLETON 39.59N 105.13W
07/20/2009 M1.00 INCH JEFFERSON CO TRAINED SPOTTER

SMALL FUNNEL CLOUD LASTED FOR 5 MINUTES. TREE BRANCHES
DOWN AND POWER OUTAGES.

1038 PM HAIL ARVADA 39.82N 105.11W
07/20/2009 M1.00 INCH JEFFERSON CO NWS EMPLOYEE

1037 PM HAIL FORT COLLINS 40.56N 105.07W
07/20/2009 M2.00 INCH LARIMER CO TRAINED SPOTTER

.60 INCH PRECIPITATION IN 30 MINUTES

1030 PM TSTM WND DMG 3 N ARVADA 39.86N 105.11W
07/20/2009 JEFFERSON CO TRAINED SPOTTER

WIND DAMAGE IN A TEN SQUARE BLOCK AREA. TOPS OF SEVERAL
COTTON WOOD TREES SOME 60 FEET TALL WERE FLATTENED. 5
INCH DIAMETER TREES WERE SNAPPED. TREES WERE STRIPPED OF
THEIR LEAVES AND BARK DUE TO STRONG WINDS AND HAIL.

1028 PM HAIL 6 WSW DENVER 39.69N 105.07W
07/20/2009 M1.00 INCH JEFFERSON CO TRAINED SPOTTER

DENTED CARS. BROKEN WINDOWS. DAMAGED SHINGLES.

1026 PM HAIL NNE LAKEWOOD 39.70N 105.11W
07/20/2009 M0.75 INCH JEFFERSON CO TRAINED SPOTTER

1025 PM HAIL BROOMFIELD 39.94N 105.06W
07/20/2009 M0.75 INCH BROOMFIELD CO TRAINED SPOTTER

0.59 INCH RAINFALL IN 23 MINUTES.

1022 PM HAIL ARVADA 39.82N 105.11W
07/20/2009 M1.00 INCH JEFFERSON CO NWS EMPLOYEE

ROOF DAMAGE. SKY LIGHTS ON RV BLOWN OUT.

1018 PM HAIL ARVADA 39.82N 105.11W
07/20/2009 M1.25 INCH JEFFERSON CO NWS EMPLOYEE

HAIL COVERING GROUND TO A DEPTH OF TWO INCHES WITH 18
INCH DRIFTS IN PLACES. LOTS OF TREE DAMAGE. VERY HEAVY
RAIN.

1018 PM HAIL N GOLDEN 39.74N 105.21W
07/20/2009 M1.00 INCH JEFFERSON CO NWS EMPLOYEE

1016 PM HAIL FORT COLLINS 40.56N 105.07W
07/20/2009 M1.75 INCH LARIMER CO TRAINED SPOTTER

1015 PM TSTM WND GST ARVADA 39.82N 105.11W
07/20/2009 E60.00 MPH JEFFERSON CO NWS EMPLOYEE

PEA SIZE HAIL. HEAVY RAIN. POWER OUT.

1015 PM HAIL 1 SSW FORT LUPTON 40.07N 104.81W
07/20/2009 M0.75 INCH WELD CO TRAINED SPOTTER

LOTS OF 1 INCH HAIL PILING UP

1015 PM TSTM WND DMG LAKEWOOD 39.70N 105.11W
07/20/2009 JEFFERSON CO TRAINED SPOTTER

ESTIMATED WIND GUSTS TO 70 MPH. POWER POLES LEANING OVER.
4 TO 6 INCHES HAIL DEPTH. WINDOWS BLOWN OUT. DAMAGE ALSO
ARVADA AND WHEAT RIDGE.

1015 PM HAIL 4 W LITTLETON 39.59N 105.09W
07/20/2009 M1.00 INCH JEFFERSON CO TRAINED SPOTTER

HAIL WAS 8 INCHES DEEP.

1012 PM HAIL FORT LUPTON 40.09N 104.81W
07/20/2009 M2.00 INCH WELD CO TRAINED SPOTTER

1010 PM HAIL 2 SSW BROOMFIELD 39.92N 105.08W
07/20/2009 M0.75 INCH BROOMFIELD CO TRAINED SPOTTER

BROKEN BRANCHES AND MINOR FLOODING

1010 PM HAIL ARVADA 39.82N 105.11W
07/20/2009 M0.75 INCH JEFFERSON CO TRAINED SPOTTER

HEAVY RAIN

1005 PM HAIL 3 W FORT COLLINS 40.56N 105.13W
07/20/2009 M0.88 INCH LARIMER CO TRAINED SPOTTER

1001 PM HAIL 1 NE FIRESTONE 40.13N 104.92W
07/20/2009 M1.00 INCH WELD CO TRAINED SPOTTER

HEAVY RAIN. WIND NNE 20 TO 30 MPH.

&&

$$

JK

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