Alert archive / Texas / Flash Flood Warnings in 2001

Flash Flood Warning 9, NWS Corpus Christi, TX

August 31, 2001Goliad County, Victoria County, Texas

NWS Corpus Christi, TX issued this flash flood warning at Aug 31, 2001, 1:05 AM CDT for Goliad County, Victoria 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 the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Aug 31, 2001, 1:05 AM CDT (06:05 UTC)
Expired
Aug 31, 2001, 4:00 AM CDT
In force
3 hr
Issued by
NWS Corpus Christi, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Goliad County, TX, Victoria County, TX

The radar

The Corpus Christi radar (KCRP), 105 km from the middle of the area, began a volume at 06:06 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, 6.1 hours before the alert went out and 111 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 2001-08-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3264 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2001-08-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 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
3264 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
567 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
80 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 310605
FFWCRP
FFWCRP
TXC175-469-310900-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
105 AM CDT FRI AUG 31 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN GOLIAD COUNTY IN TEXAS
  NORTHERN VICTORIA COUNTY IN TEXAS

* UNTIL 400 AM CDT

* AT 105 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  ADDITIONAL HEAVY RAIN AND THUNDERSTORMS DEVELOPING ONCE AGAIN
  OVER NORTHERN GOLIAD AND NORTHERN VICTORIA COUNTIES.  DUE TO THE
  VERY HEAVY RAINS WHICH HAVE ALREADY FALLEN EARLIER...ANY
  ADDITIONAL HEVAY RAINFALL WILL PRODUCE FLASH FLOODING.  

* SOME LOCATIONS AFFECTED INCLUDE....
  WEESATCHE...
  VICTORIA...
  SCHROEDER...
  NURSERY...
  MISSION VALLEY...
  GOLIAD...

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. 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 2857 9764 2861 9751 2884 9687 2906 9691
          2870 9775

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 Aug 31, 12:40 AM CDT, 25 minutes earlier.

Area forecast discussion, Aug 31, 12:40 AM CDT, 25 minutes before
COASTAL BEND FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1240 AM CDT FRI AUG 31 2001

UPDATED ZFP TO REFLECT EXPANDED FFA AREA TO ENTIRE CWFA.  MAJOR
FLOOD/RIVER FLOOD EVENT WELL UNDERWAY.  RAINFALL TOTALS THURSDAY
NIGHT REACHED 8 TO 10 INCHES MAINLY IN NORTHERN VICTORIA COUNTY.  IR
SATL SHOWS TOPS CONTINUE TO COOL AS ADDITIONAL ACTIVITY DEVELOPS.
KCRP SOUNDING SHOWED PWATS OF 2.6 INCHES.  WITH THIS AMOUNT OF
MOISTURE...LLJ...AND AN UPPER TROF SWINGING THROUGH... RAIN WILL
CONTINUE INTO THE MORNING AND FRIDAY.  UPPER LEVEL DIFFLUENCE AND
STRONG MOISTURE CONVERGENCE WILL AID IN ADDITIONAL RAINFALL
PRODUCTION.

.CRP...FFA THROUGH FRIDAY TXZ229>234...TXZ239>247
GMZ250-255-270-275...SMALL CRAFT ADVISORY.

KEG...70 SYN
JM...75 MESO

In the hours before

Local storm report, Aug 30, 11:41 PM CDT, 1 hour 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CORPUS CHRISTI,TX
1141 PM CDT THU AUG 30 2001

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

635 PM    5 SE COTULLA              TX   .88 INCH HAIL
08/30/01   LA SALLE

1000 PM    2N MISSION VALLEY         TX   FLOOD
08/30/01   VICTORIA                       FM236 FLOODED NEAR FM237.
                                          CARS STALLED.

1140 PM    LAREDO                    TX   FLOOD
08/30/01   WEBB                           MANY STREETS FLOODED IN
                                          CITY

JM
Local storm report, Aug 31, 12:16 AM CDT, 49 minutes before
PRELIMINARY LOCAL STORM REPORT...COR TYPO
NATIONAL WEATHER SERVICE CORPUS CHRISTI,TX
1141 PM CDT THU AUG 30 2001

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

635 PM     5 SE COTULLA              TX   .88 INCH HAIL
08/30/01   LA SALLE

1000 PM    2N MISSION VALLEY         TX   FLOOD
08/30/01   VICTORIA                       FM236 FLOODED NEAR FM237.
                                          CARS STALLED.

1140 PM    LAREDO                    TX   FLOOD
08/30/01   WEBB                           MANY STREETS FLOODED IN
                                          CITY

JM

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 30, 9:15 PM CDTFlash Flood WarningCRPVictoria2 hr
Aug 30, 10:15 PM CDTFlash Flood WarningCRPWebb3 hr
Aug 30, 10:37 PM CDTFlash Flood WarningCRPGoliad3 hr
Aug 30, 11:20 PM CDTFlash Flood WarningCRPVictoria3 hr
Aug 31, 12:19 AM CDTFlash Flood WarningCRPDuval, Jim Wells, McMullen3 hr
Aug 31, 1:12 AM CDTFlash Flood WarningCRPWebb3 hr
Aug 31, 2:01 AM CDTSevere Thunderstorm WarningCRPDuval, Jim Wells59 min
Aug 31, 2:33 AM CDTFlash Flood WarningCRPBee, Live Oak3 hr
Aug 31, 2:53 AM CDTSevere Thunderstorm WarningCRPJim Wells, Live Oak, San Patricio67 min
Aug 31, 2:53 AM CDTSevere Thunderstorm WarningCRPKleberg, Nueces67 min
Aug 31, 3:18 AM CDTFlash Flood WarningCRPDuval, Jim Wells117 min
Aug 31, 3:57 AM CDTSevere Thunderstorm WarningCRPAransas, Nueces, San Patricio43 min
Aug 31, 4:37 AM CDTFlash Flood WarningCRPKleberg, Nueces3 hr
Aug 31, 5:24 AM CDTFlash Flood WarningCRPDuval, Jim Wells2 hr
Aug 31, 7:25 AM CDTFlash Flood WarningCRPJim Wells110 min
Aug 31, 8:24 AM CDTFlash Flood WarningCRPBee, Goliad, Live Oak, Victoria3 hr
Aug 31, 9:45 AM CDTFlash Flood WarningCRPJim Wells2 hr
Aug 31, 11:30 AM CDTFlash Flood WarningCRPBee, Duval, Goliad, Jim Wells, Live Oak, San Patricio and 1 more3 hr
Aug 31, 2:15 PM CDTFlash Flood WarningCRPBee, Goliad, Jim Wells, Kleberg, Nueces, Refugio and 2 more3 hr
Aug 31, 3:37 PM CDTFlash Flood WarningCRPDuval3 hr
Aug 31, 4:00 PM CDTFlash Flood WarningCRPAransas, Calhoun3 hr

Nearby

Flash Flood Warnings in Texas, 2001Every flash flood warning in 2001

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.