Alert archive / Texas / Flash Flood Warnings in 2002

Flash Flood Warning 14, NWS Corpus Christi, TX

July 3, 2002La Salle County, Texas

NWS Corpus Christi, TX issued this flash flood warning at Jul 3, 2002, 2:48 PM CDT for La Salle County, Texas. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 3, 2002, 2:48 PM CDT (19:48 UTC)
Expired
Jul 3, 2002, 6:45 PM CDT
In force
4 hr
Issued by
NWS Corpus Christi, TX
Area
Whole counties

County La Salle County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 7.8 hours before the alert went out and 186 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 2002-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1679 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 12:00Z on 2002-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 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
1679 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
687 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
112 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 KCRP 031948
FFWCRP
TXC283-032345-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
247 PM CDT WED JUL 3 2002

THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LA SALLE COUNTY IN TEXAS

* UNTIL 645 PM CDT

* AT 241 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN 12 MILES SOUTH OF ARTESIA WELLS...OR ABOUT OVER    
  ENCINAL.  THE AREA OF HEAVY RAIN WAS DRIFING NORTH NORTHEAST AT 10 
  MPH.

* SOME LOCATIONS AFFECTED INCLUDE....
  ARTESIA WELLS...
  COTULLA...
  LOS ANGELES...
  MILLET...
  WOODWARD...

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.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS
THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.

$$

GW
1 follow-up statement
000 
WGUS74 KCRP 032214
FFSCRP
TXC283-032345-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
514 PM CDT WED JUL 3 2002

...A FLASH FLOOD WARNING REMAINS IN EFFECT FOR LASALLE COUNTY UNTIL
645 PM CDT...

...A FLASH FLOOD WATCH REMAINS IN EFFECT FOR LASALLE AND WEBB
COUNTIES UNTIL 700 AM THURSDAY MORNING...

RAIN ACTIVITY HAS BEGUN TO DIMINISH ACROSS LASALLE COUNTY...HOWEVER
EXCESSIVE RUNOFF FROM EARLIER STORMS WILL CONTINUE TO POSE A
FLOOD THREAT. ADDITIONAL SHOWERS AND THUNDERSTORMS CAN BE EXPECTED
OVERNIGHT...AS AN UPPER LEVEL LOW CONTINUES TO SPIN OVER MEXICO AND
WEST TEXAS.

REMEMBER...A FLASH FLOOD WARNING MEANS FLOODING IS OCCURRING OR IS
IMMINENT. SEEK HIGHER GROUND IMMEDIATELY.  DO NOT ATTEMPT TO DRIVE
INTO AREAS WHERE WATER IS COVERING THE ROADWAY.

STAY TUNED TO LOCAL MEDIA OUTLETS AND NOAA WEATHER RADIO FOR THE
LATEST WEATHER INFORMATION.

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Corpus Christi, TX wrote its last area forecast discussion before this flash flood warning went out at Jul 3, 10:15 AM CDT, 4 hours 33 minutes earlier.

Area forecast discussion, Jul 3, 10:15 AM CDT, 4 hours 33 minutes before
COASTAL BEND FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1015 AM CDT WED JUL 3 2002

MAJOR FLOODING OVER NW PARTS OF FORECAST AREA IS THE MAIN CONCERN
FOR THIS UPDATE.  TORRENTIAL RAINS ARE CONTINUING OVER LA SALLE
COUNTY WITH STORM TOTALS IN EXCESS OF 15 INCHES. PWATS FROM THE DRT
12Z SOUNDING ARE MORE THAN 1/2 INCH HIGHER THAN AT CRP (1.82 VS.
1.29). THIS IS DOES NOT HAPPEN TOO OFTEN IN JULY OVER SOUTH TEXAS.
CONVECTION WILL SLOWLY DIMINISH OVER THE NEXT 1-2 HOURS.
HOWEVER...A GOOD COOL POOL COMBINED WITH STRONG HEATING WILL LIKELY
TRIGGER ACTIVITY AGAIN THIS AFTERNOON WITH MORE ORGANIZED STORMS
NEAR VICINITY OF UPPER TROUGH.  FFA LOOKS GOOD FOR NOW.  WOULD NOT
BE SUPRISED IF SOUTHERN COUNTIES IN WATCH RECIEVE A LOT OF
ADDITIONAL RAIN...BUT STILL TOO CLOSE TO CALL.  12Z RUC SHOWS
COASTAL BEND ZONES IN A SUBSIDENCE REGION SO WILL LOWER POPS TO
SLIGHT CHANCE FOR THIS AFTERNOON.

MINOR UPDATES TO MARINE.  CONTINUE SCA.

.CRP...FLASH FLOOD WATCH THIS AFTERNOON TXZ229>231-239-240.
       SCA GMZ230-235.

AP...72 SYN
GW...86 MESO

In the hours before

Local storm report, Jul 3, 9:38 AM CDT, 5 hours 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CORPUS CHRISTI,TX
938 AM CDT WED JUL 3 2002

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0935 AM    LOS ANGELES               TX   FLOOD
07/03/02   LA SALLE                       STATE HIGHWAY 97 CLOSED

0930 AM    15 W TILDEN               TX   FLOOD
07/03/02    MCMULLEN                      STATE HIGHWAY 97 CLOSED

AP

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 3, 1:34 AM CDTFlash Flood WarningCRPLa Salle, McMullen3 hr
Jul 3, 4:36 AM CDTSevere Thunderstorm WarningCRPVictoria32 days
Jul 3, 4:37 AM CDTFlash Flood WarningCRPLa Salle, McMullen3 hr
Jul 3, 7:30 AM CDTFlash Flood WarningCRPLa Salle, McMullen4 hr

Nearby

Flash Flood Warnings in Texas, 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.