Alert archive / Texas / Flash Flood Warnings in 2004

Flash Flood Warning 2, NWS Brownsville, TX

March 14, 2004Kenedy County, Texas

NWS Brownsville, TX issued this flash flood warning at Mar 14, 2004, 6:30 PM CST for Kenedy County, Texas. It was in force for 90 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 14, 2004, 6:30 PM CST (00:30 UTC)
Expired
Mar 14, 2004, 8:00 PM CST
In force
90 min
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), 90 km from the middle of the area, began a volume at 00:31 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 00:00Z, 0.5 hours before the alert went out and 88 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 00:00Z on 2004-03-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 18 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 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 00:00Z on 2004-03-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -66 square meters per square second.193958Sfc1 km3 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
18 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
644 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
-66 m²/s²
0-3 km storm-relative helicity
30 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 150031
FFWBRO
TXC261-150200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
630 PM CST SUN MAR 14 2004

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A

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

* UNTIL 800 PM CST

* AT 624 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.     
  INDIVIDUAL STORMS WITHIN THE BAND OF SHOWERS WERE MOVING NORTHEAST 
  AT 15 TO 20 MPH. DOPPLER RADAR ESTIMATED THESE THUNDERSTORMS WERE  
  PRODUCING RAINFALL AT A RATE OF 2 TO 3 INCHES PER HOUR ACROSS      
  NORTHERN AND WESTERN PORTIONS OF KENEDY COUNTY.

* 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...BORDER PATROL.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

LAT...LON 2719 9744 2673 9746 2662 9795 2720 9796

$$
1 follow-up statement
000 
WGUS74 KBRO 150159
FFSBRO
TXC261-150500-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
800 PM CST SUN MAR 14 2004

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR KENEDY COUNTY HAS
BEEN ALLOWED TO EXPIRE...

RADAR INDICATES THAT RAINFALL INTENSITY WAS DECREASING OVER KENEDY 
COUNTY. THE THREAT OF EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER 
THE WARNED AREA. IF FLOODING HAS BEEN OBSERVED...PLEASE REPORT IT TO 
YOUR LOCAL LAW ENFORCEMENT AGENCY SO THAT THEY MAY TAKE APPROPRIATE 
ACTION.

LAT...LON 2719 9744 2673 9746 2662 9795 2720 9796

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 15, 4:30 AM CSTFlash Flood WarningBROCameron, Hidalgo, Willacy2 hr

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.