Alert archive / Colorado / Flash Flood Warnings in 2002
Flash Flood Warning 7, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this flash flood warning at Jul 4, 2002, 4:57 PM MDT for Douglas County, Jefferson County, Colorado. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 4, 2002, 4:57 PM MDT (22:57 UTC)
- Expired
- Jul 4, 2002, 7:00 PM MDT
- In force
- 2 hr
- Issued by
- NWS Denver/Boulder, CO
- Area
- Counties, with a storm outline in the text
Counties Douglas County, CO, Jefferson County, CO
The radar
The Denver radar (KFTG), 87 km from the middle of the area, began a volume at 22:58 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 11.0 hours before the alert went out and 188 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 400 J/kg
- Mixed-layer CIN
- -140 J/kg
- Mixed-layer LCL
- 1531 m above ground
- 0-6 km bulk shear
- 1 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- 8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS55 KBOU 042257
FFWDEN
COC035-059-050100-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DENVER CO
454 PM MDT THU JUL 4 2002
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHWESTERN DOUGLAS COUNTY IN NORTHEAST COLORADO
SOUTHWESTERN JEFFERSON COUNTY IN NORTHEAST COLORADO
* UNTIL 700 PM MDT
* AT 454 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAIN OVER WESTCREEK...OR ABOUT 28 MILES NORTHWEST OF
COLORADO SPRINGS. THE STORM PRODUCING THE HEAVY RAIN WAS MOVING
NORTHWEST AT 10 MPH.
LOCATIONS IN THE WARNING INCLUDE...BUT ARE NOT LIMITED TO...CHEESMAN
RESERVOIR...DECKERS AND WESTCREEK.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE. IF YOUR VEHICLE STALLS ABANDON IT IMMEDIATELY AND SEEK
HIGHER GROUND.
DOPPLER RADAR ESTIMATES THAT UP TO 1.25 INCHES OF RAIN HAVE
FALLEN FROM THIS STORM OVER NORTHERN TELLER COUNTY SINCE 4 PM.
FIRE FIGHTERS HAVE REPORTED SOME DIRT ROADS WERE WASHED OUT IN THE
SIGNAL BUTTE AREA OF TELLER COUNTY AT ABOUT 445 PM.
LAT...LON 3913 10539 3914 10509 3922 10515 3928 10519
3933 10521 3931 10528 3928 10539
RJK3 follow-up statements
000
WGUS55 KBOU 042338
FFSDEN
COC035-059-050100-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
538 PM MDT THU JUL 4 2002
...FLASH FLOOD WARNING CONTINUES FOR THE HAYMAN FIRE BURN AREA...
THE NATIONAL WEATHER SERVICE IN DENVER IS CONTINUING A FLASH FLOOD
WARNING FOR THE HAYMAN BURN AREA OF SOUTHWESTERN DOUGLAS AND
SOUTHWESTERN JEFFERSON COUNTIES UNTIL 7 PM. LOCATIONS IN THE
WARNING INCLUDE...BUT ARE NOT LIMITED TO...CHEESMAN RESERVOIR
...DECKERS AND WESTCREEK.
AT 538 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SHOWERS AND THUNDERSTORMS OVER MUCH OF HAYMAN BURN AREA IN DOUGLAS
AND JEFFERSON COUNTIES. THE RADAR ESTIMATED UP TO ONE INCH OF RAIN
HAS FALLEN BETWEEN DECKERS AND WESTCREEK SINCE ABOUT 415 PM. THE
SHOWERS AND STORMS PRODUCING THE RAIN WERE MOVING NORTHWEST AT 10
MPH.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE. IF YOUR VEHICLE STALLS ABANDON IT IMMEDIATELY AND SEEK
HIGHER GROUND.
LAT...LON 3913 10539 3914 10509 3922 10515 3928 10519
3933 10521 3931 10528 3928 10539
RJK000
WGUS55 KBOU 050027
FFSDEN
COC035-059-050100-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
626 PM MDT THU JUL 4 2002
...FLASH FLOOD WARNING CONTINUES FOR THE HAYMAN FIRE BURN AREA...
THE NATIONAL WEATHER SERVICE IN DENVER IS CONTINUING A FLASH FLOOD
WARNING FOR THE HAYMAN BURN AREA OF SOUTHWESTERN DOUGLAS AND
SOUTHWESTERN JEFFERSON COUNTIES UNTIL 7 PM. LOCATIONS IN THE
WARNING INCLUDE...BUT ARE NOT LIMITED TO...CHEESMAN RESERVOIR
...DECKERS AND WESTCREEK.
AT 626 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE
SHOWERS AND THUNDERSTORMS OVER THE HAYMAN BURN AREA IN DOUGLAS AND
JEFFERSON COUNTIES HAVE MOVED DISSIPATED AND MOVED WEST OUT OF THE
AREA. THE RADAR ESTIMATED THAT JUST OVER ONE INCH OF RAIN HAD
FALLEN BETWEEN DECKERS AND WESTCREEK SINCE ABOUT 415 PM.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE. IF YOUR VEHICLE STALLS ABANDON IT IMMEDIATELY AND SEEK
HIGHER GROUND.
LAT...LON 3913 10539 3914 10509 3922 10515 3928 10519
3933 10521 3931 10528 3928 10539
RJK000
WGUS55 KBOU 050101
FFSDEN
COC035-059-050105-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE DENVER CO
701 PM MDT THU JUL 4 2002
...FLASH FLOOD WARNING FOR THE HAYMAN FIRE BURN AREA IN JEFFERSON
AND DOUGLAS COUNTIES HAS EXPIRED...
THE FLASH FLOOD WARNING FOR THE HAYMAN BURN AREA OF SOUTHWESTERN
DOUGLAS AND SOUTHWESTERN JEFFERSON COUNTIES EXPIRED AT 7 PM.
AT 701 PM MDT RADAR INDICATED THE RAIN THAT WAS FALLING OVER THE
HAYMAN BURN AREA HAS ENDED. THE RADAR ESTIMATED THAT JUST OVER ONE
INCH OF RAIN HAD FALLEN BETWEEN DECKERS AND WESTCREEK WITH THE
THUNDERSTORMS AND SHOWERS.
THERE WERE NO REPORTS OF FLOODING IN DOUGLAS AND JEFFERSON
COUNTIES.
LAT...LON 3913 10539 3914 10509 3922 10515 3928 10519
3933 10521 3931 10528 3928 10539
RJKNearby
Flash Flood Warnings in Colorado, 2002Every flash flood warning in 2002
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.