Alert archive / Texas / Flash Flood Warnings in 2003

Flash Flood Warning 40, NWS Brownsville, TX

October 6, 2003Brooks County, Jim Hogg County, Kenedy County, Texas

NWS Brownsville, TX issued this flash flood warning at Oct 6, 2003, 6:53 PM CDT for Brooks County, Jim Hogg County, Kenedy County, Texas. It was in force for 67 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
Oct 6, 2003, 6:53 PM CDT (23:53 UTC)
Expired
Oct 6, 2003, 8:00 PM CDT
In force
67 min
Issued by
NWS Brownsville, TX
Area
Counties, with a storm outline in the text

Counties Brooks County, TX, Jim Hogg County, TX, Kenedy County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 11.9 hours before the alert went out and 106 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 2003-10-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2016 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 2003-10-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 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
2016 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
584 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
50 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.0

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KBRO 062359
FFWBRO
TXC047-247-261-070100-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
653 PM CDT MON OCT 6 2003

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHWESTERN KENEDY COUNTY IN SOUTH CENTRAL TEXAS
  BROOKS COUNTY IN SOUTH CENTRAL TEXAS
  CENTRAL JIM HOGG COUNTY IN SOUTH CENTRAL TEXAS

* UNTIL 800 PM CDT

* AT 650 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.   
  DOPPLER RADAR ESTIMATED 2 TO 4 INCHES OF RAINFALL HAS BEN RECEIVED
  IN CENTRAL JIM HOGG...BROOKS AND KENEDY COUNTIES. AREAS OF HIGHWAY
  1017 IN CENTRAL JIM HOGG AND HIGHWAY 281...BETWEEN FALFURRIAS AND 
  ENCINO...HAVE RECEIVED 4 INCHES OF RAINFALL DURING THE PAST HOUR.

* 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...FALFURRIAS...RANDADO...BORDER PATROL AND ENCINO.

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE 
WARNED AREA.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

REMEMBER...NEVER DRIVE YOUR VEHICLE INTO WATERS OF UNKNOWN DEPTH. 
WHEN DRIVING IN THIS WARNED AREA...ANTICIPATE ROADWAY PONDING AND LOW
VISIBILITIES IN AND NEAR THUNDERSTORMS. WHEN IN DOUBT...TURN AROUND...
DONT DROWN. PHILO

LAT...LON 2726 9770 2694 9763 2687 9886 2725 9893

$$

PHILO
1 follow-up statement
000 
WGUS74 KBRO 070055
FFSBRO
TXC047-247-261-070108-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
759 PM CDT MON OCT 6 2003

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR WESTERN KENEDY...
BROOKS AND JIM HOGG COUNTIES HAS BEEN ALLOWED TO EXPIRE...

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.

LAT...LON 2718 9776 2689 9781 2685 9892 2726 9892

$$

PHILO

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 6, 5:51 PM CDTSevere Thunderstorm WarningBROHidalgo39 min
Oct 6, 6:01 PM CDTFlash Flood WarningBROHidalgo3 hr

Nearby

Flash Flood Warnings in Texas, 2003Every flash flood warning in 2003

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.