Alert archive / Texas / Flash Flood Warnings in 2004

Flash Flood Warning 39, NWS Brownsville, TX

June 26, 2004Kenedy County, Texas

NWS Brownsville, TX issued this flash flood warning at Jun 26, 2004, 5:31 PM CDT for Kenedy County, Texas. It was in force for 3 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
Jun 26, 2004, 5:31 PM CDT (22:31 UTC)
Expired
Jun 26, 2004, 8:30 PM CDT
In force
3 hr
Issued by
NWS Brownsville, TX
Area
Counties, with a storm outline in the text

County Kenedy County, TX

The radar

The Corpus Christi radar (KCRP), 97 km from the middle of the area, began a volume at 22:31 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

Corpus Christi, TX (KCRP), launched 12:00Z, 10.5 hours before the alert went out and 95 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, Corpus Christi, TX at 12:00Z on 2004-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 30 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 12:00Z on 2004-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 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
30 J/kg
Mixed-layer CIN
-253 J/kg
Mixed-layer LCL
742 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
38 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KBRO 262233
FFWBRO
TXC261-270130-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
531 PM CDT SAT JUN 26 2004

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL KENEDY COUNTY IN DEEP SOUTH TEXAS

* UNTIL 830 PM CDT

* AT 531 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.
  DOPPLER RADAR ESTIMATED FROM 2 TO 3 INCHES OF RAINFALL HAS ACCOMPANIED
  THESE THUNDERSTORMS.

* SLOW MOVING THUNDERSTORMS ARE PRODUCING TORRENTIAL RAINFALL IN THE
  WARNED AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH
  FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING
  INCLUDE...SARITA...THE BORDER PATROL OFFICE AND AREA OF HIGHWAY
  77.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

LAT...LON 2708 9749 2669 9749 2669 9792 2708 9792

$$

PHILO
1 follow-up statement
000 
WGUS74 KBRO 262320
FFSBRO
TXC261-270000-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
620 PM CDT SAT JUN 26 2004

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR CENTRAL KENEDY 
COUNTY THROUGH 830 PM CDT HAS BEEN CANCELED...

EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED...
PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE 
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY AND 
MOVE TO HIGHER GROUND. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN 
WATER BEGINS RISING...AND IF YOU ARE CONFRONTED WITH WATERS OF 
UNKNOWN DEPTH...REMEMBER...TURN AROUND...DONT DROWN.

LAT...LON 2714 9723 2663 9727 2669 9795 2716 9793

$$

PHILO

The office that day

Everything else NWS Brownsville, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 25, 7:17 PM CDTFlash Flood WarningBROKenedy3 hr
Jun 25, 7:36 PM CDTFlash Flood WarningBROStarr3 hr
Jun 25, 8:00 PM CDTFlash Flood WarningBROZapata3 hr
Jun 25, 8:54 PM CDTSpecial Marine WarningBRO96 min
Jun 25, 8:54 PM CDTSpecial Marine WarningBRO96 min
Jun 25, 9:12 PM CDTFlash Flood WarningBROHidalgo108 min
Jun 25, 9:22 PM CDTSevere Thunderstorm WarningBROHidalgo, Starr53 min
Jun 25, 9:50 PM CDTFlash Flood WarningBROCameron, Willacy3 hr
Jun 26, 4:20 PM CDTSevere Thunderstorm WarningBROHidalgo40 min
Jun 26, 4:24 PM CDTFlash Flood WarningBROHidalgo2 hr
Jun 26, 5:29 PM CDTSevere Thunderstorm WarningBROKenedy46 min

Nearby

Flash Flood Warnings in Texas, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.