Alert archive / Colorado / Flash Flood Warnings in 2004

Flash Flood Warning 25, NWS Pueblo, CO

August 9, 2004Pueblo County, Colorado

NWS Pueblo, CO issued this flash flood warning at Aug 9, 2004, 6:52 PM MDT for Pueblo County, Colorado. It was in force for 113 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 9, 2004, 6:52 PM MDT (00:52 UTC)
Expired
Aug 9, 2004, 8:45 PM MDT
In force
113 min
Issued by
NWS Pueblo, CO
Area
Counties, with a storm outline in the text

County Pueblo County, CO

The radar

The Pueblo radar (KPUX), 55 km from the middle of the area, began a volume at 00:54 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.

What was reported inside it

TimeReportWhereRemark
Aug 9, 7:00 PM MDTFLASH FLOODPueblo West, CO10 TO 30 FEET WIDE FAST MOVING STREAM APPROXIMATELY 8 TO 12 INCHES DEEP MOVING BETWEEN HOMES AND ACROSS ALEXIS DRIVE. AUTOMOBILES COULD NOT TRAVEL ON ALEXIS DRIVE BETWEEN GREENWAY AVE AND LINDEN AVE. FLOODING OCCURRED FROM 700PM THROUGH 800PM. RAINFALL...1.00

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 0.9 hours before the alert went out and 230 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.

Skew-T log-pSkew-T log-p diagram, Denver, CO at 00:00Z on 2004-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2151 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 00:00Z on 2004-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2151 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
1371 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
245 m²/s²
Significant tornado parameter
0.9
Supercell composite
10.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS55 KPUB 100054
FFWPUB
COC101-100245-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PUEBLO CO
652 PM MDT MON AUG 9 2004

THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  PUEBLO COUNTY IN SOUTHEAST COLORADO
  THIS INCLUDES THE CITY OF PUEBLO

* UNTIL 845 PM MDT

* AT 649 PM MDT...THE PUBLIC REPORTED VERY HEAVY RAIN WITH STREET    
  FLOODING FROM THUNDERSTORMS ALONG A LINE EXTENDING FROM 7 MILES    
  WEST OF PUEBLO RESERVOIR TO 28 MILES SOUTHEAST OF PUEBLO...OR      
  ALONG A LINE EXTENDING FROM 14 MILES WEST OF PUEBLO TO 28 MILES 
  SOUTHEAST OF PUEBLO...MOVING SOUTHWEST AT 15 MPH.

* THUNDERSTORMS PRODUCING FLASH FLOODING WILL BE...   
   THE CITY OF PUEBLO THROUGH 715 PM
   OVER RURAL AREAS OF SOUTHERN PUEBLO COUNTY THROUGH 800 PM MDT
   
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.

IF YOU ARE IN OR CLOSE TO THE WARNED AREA GO TO HIGHER GROUND
IMMEDIATELY. PEOPLE ALONG CREEKS AND DRAINAGE AREAS SHOULD TAKE
IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO
CROSS SWIFTLY FLOWING WATER OR STILL WATER OF UNKNOWN DEPTH ON FOOT
OR BY VEHICLE. AS LITTLE AS 6 INCHES OF WATER MAY CAUSE YOU TO LOSE
CONTROL OF YOUR VEHICLE...AND 2 FEET OF RUSHING WATER CAN CARRY AWAY
MOST VEHICLES...INCLUDING SUVS AND PICKUPS. NEARLY HALF OF ALL FLOOD
FATALITIES ARE VEHICLE RELATED. IF YOUR VEHICLE STALLS IN WATER
ABANDON IT IMMEDIATELY AND GO TO HIGHER GROUND. BE ESPECIALLY
CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF
FLOODING.

LAT...LON 3808 10495 3792 10432 3811 10416 3839 10479

$$
2 follow-up statements
000 
WGUS75 KPUB 100120
FFSPUB
COC101-100245-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
714 PM MDT MON AUG 9 2004

...THE FLASH FLOOD WARNING REMAINS IN EFFECT FOR PUEBLO COUNTY UNTIL 
845 PM MDT MONDAY EVENING...

A LINE OF SEVERE THUNDERSTORMS STRETCHED ACROSS ALL OF PUEBLO 
COUNTY...MAINLY ALONG AND DIRECTLY SOUTH OF HIGHWAY 50...AND WAS 
PRODUCING HAIL UP TO 2 INCHES IN DIAMETER...AND VERY HEAVY RAIN. 
SPOTTERS HAVE REPORTED FAST MOVING HIGH WATER ACROSS PORTIONS OF 
PUEBLO WEST AND THE CITY OF PUEBLO. THE STORMS WERE MOVING TO THE 
SOUTHWEST AT 15 MPH...AND WILL AFFECT THE RURAL PORTIONS OF SOUTHERN 
AND SOUTHWESTERN PUEBLO COUNTY THROUGH 845 PM MDT.

BE ALERT FOR FAST RISING WATER AND BE READY TO TAKE QUICK ACTION IF
NECESSARY. DO NOT DRIVE OR WALK INTO WATER OF UNKNOWN DEPTH. AS
LITTLE AS 6 INCHES OF WATER MAY CAUSE YOU TO LOSE CONTROL OF YOUR
VEHICLE...AND 2 FEET OF RUSHING WATER CAN CARRY AWAY MOST VEHICLES...
INCLUDING SUVS AND PICKUPS. NEARLY HALF OF ALL FLOOD FATALITIES ARE
VEHICLE RELATED. KEEP CHILDREN AND OTHERS AWAY FROM FAST FLOWING
WATER AND STORM DRAINS...WHICH COULD BECOME DEADLY DURING HIGH WATER.
FLOODING WILL OCCUR ALONG CREEKS...IN DRAINAGE AREAS...IN
UNDERPASSES...OVER STREETS AND RURAL ROADS...IN NORMALLY DRY WASHES
AND ARROYOS...AND OVER LOW LYING LAND ALONG CREEK BANKS.

$$

MOORE
000 
WGUS75 KPUB 100254
FFSPUB
COC101-100300-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PUEBLO CO
851 PM MDT MON AUG 9 2004

...THE FLASH FLOOD WARNING FOR PUEBLO COUNTY HAS EXPIRED...

THUNDERSTORM ACTIVITY HAS DIMINISHED ACROSS PUEBLO COUNTY. ALTHOUGH 
SCATTERED THUNDERSTORMS ARE STILL EXPECTED TO DEVELOP AND MOVE 
ACROSS PORTIONS OF PUEBLO COUNTY THROUGH THE REST OF THE 
EVENING...FLASH FLOODING IS NO LONGER EXPECTED. THEREFORE...THE 
FLASH FLOOD WARNING HAS BEEN ALLOWED TO EXPIRE.

BE ALERT FOR FAST RISING WATER AND BE READY TO TAKE QUICK ACTION IF
NECESSARY. DO NOT DRIVE OR WALK INTO WATER OF UNKNOWN DEPTH. AS
LITTLE AS 6 INCHES OF WATER MAY CAUSE YOU TO LOSE CONTROL OF YOUR
VEHICLE...AND 2 FEET OF RUSHING WATER CAN CARRY AWAY MOST VEHICLES...
INCLUDING SUVS AND PICKUPS. NEARLY HALF OF ALL FLOOD FATALITIES ARE
VEHICLE RELATED. KEEP CHILDREN AND OTHERS AWAY FROM FAST FLOWING
WATER AND STORM DRAINS...WHICH COULD BECOME DEADLY DURING HIGH WATER.
FLOODING WILL OCCUR ALONG CREEKS...IN DRAINAGE AREAS...IN
UNDERPASSES...OVER STREETS AND RURAL ROADS...IN NORMALLY DRY WASHES
AND ARROYOS...AND OVER LOW LYING LAND ALONG CREEK BANKS.

$$

MOORE

The office that day

Everything else NWS Pueblo, CO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 9, 6:06 PM MDTSevere Thunderstorm WarningPUBOtero, Pueblo84 min
Aug 9, 6:25 PM MDTSevere Thunderstorm WarningPUBFremont65 min
Aug 9, 6:34 PM MDTSevere Thunderstorm WarningPUBCuster56 min
Aug 9, 7:00 PM MDTTornado WarningPUBEl Paso60 min
Aug 9, 7:18 PM MDTSevere Thunderstorm WarningPUBCrowley87 min
Aug 9, 7:31 PM MDTSevere Thunderstorm WarningPUBPueblo89 min
Aug 9, 7:55 PM MDTSevere Thunderstorm WarningPUBHuerfano65 min
Aug 9, 7:59 PM MDTTornado WarningPUBEl Paso61 min
Aug 9, 8:27 PM MDTTornado WarningPUBCrowley, Pueblo63 min
Aug 9, 8:28 PM MDTSevere Thunderstorm WarningPUBKiowa92 min
Aug 9, 9:41 PM MDTSevere Thunderstorm WarningPUBEl Paso64 min
Aug 9, 9:55 PM MDTSevere Thunderstorm WarningPUBLas Animas65 min
Aug 9, 10:11 PM MDTSevere Thunderstorm WarningPUBPueblo64 min
Aug 9, 10:23 PM MDTSevere Thunderstorm WarningPUBBaca67 min
Aug 10, 12:56 PM MDTSevere Thunderstorm WarningPUBEl Paso64 min
Aug 10, 3:00 PM MDTSevere Thunderstorm WarningPUBLas Animas60 min
Aug 10, 4:29 PM MDTSevere Thunderstorm WarningPUBLas Animas91 min
Aug 10, 5:37 PM MDTSevere Thunderstorm WarningPUBKiowa83 min

Nearby

Flash Flood Warnings in Colorado, 2004Every flash flood warning in 2004

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.