Alert archive / Texas / Flash Flood Warnings in 2001

Flash Flood Warning 23, NWS Corpus Christi, TX

September 1, 2001Victoria County, Texas

NWS Corpus Christi, TX issued this flash flood warning at Sep 1, 2001, 4:38 PM CDT for 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
Sep 1, 2001, 4:38 PM CDT (21:38 UTC)
Expired
Sep 1, 2001, 7:45 PM CDT
In force
3 hr
Issued by
NWS Corpus Christi, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Victoria County, TX

The radar

The Corpus Christi radar (KCRP), 132 km from the middle of the area, began a volume at 21:39 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, 9.6 hours before the alert went out and 131 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 2001-09-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 157 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 2001-09-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -72 square meters per square second.1939Sfc1 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
157 J/kg
Mixed-layer CIN
-178 J/kg
Mixed-layer LCL
638 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
-72 m²/s²
0-3 km storm-relative helicity
-13 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 012140
FFWCRP
TXC469-020045-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
438 PM CDT SAT SEP 1 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

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

* UNTIL 745 PM CDT

* AT 436 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN OVER TELFERNER...OR ABOUT 7 MILES EAST OF
  VICTORIA...MOVING SOUTHEAST AT 5 MPH.

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.

LAT...LON 2896 9683 2887 9702 2861 9693 2872 9667

$$

COYNE

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 Sep 1, 10:30 AM CDT, 6 hours 8 minutes earlier.

Area forecast discussion, Sep 1, 10:30 AM CDT, 6 hours 8 minutes before
COASTAL BEND FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1030 AM CDT SAT SEP 1 2001

12Z CRP SOUNDING AND KCRP VWP ARE SHOWING W/SW LOW LEVEL FLOW AS SFC
TROF REMAINS ALONG THE COAST.  SUFFICIENT MOISTURE AND INSOLATION
MAY INITIATE CONVECTION ON RESIDUAL BOURADRIES OVER WESTERN ZONES.
ANY ACTIVITY IN W AND CENT PARTS OF FA SHOULD BE SHORT-LIVED...BUT
ALONG THE COAST THERE IS SOME POTENTIAL FOR TRAINING.  MAY LOWER
POPS SOME IN THE EASTERN ZONES...OTHERWISE NO SIGINIFICANT CHANGES.

NO UPDATES TO MARINE ATM.

AP...72
GW...86 HYDRO

.CRP...FFA THROUGH THIS AFTERNOON ... TXZ231>234... TXZ241>247

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 1, 2:01 AM CDTFlash Flood WarningCRPCalhoun, Refugio, Victoria119 min

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.