Alert archive / Texas / Flash Flood Warnings in 2001

Flash Flood Warning 28, NWS Corpus Christi, TX

September 5, 2001Calhoun County, Goliad County, Victoria County, Texas

NWS Corpus Christi, TX issued this flash flood warning at Sep 5, 2001, 12:11 PM CDT for Calhoun County, 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 counties it named.

The facts

Issued
Sep 5, 2001, 12:11 PM CDT (17:11 UTC)
Expired
Sep 5, 2001, 3:15 PM CDT
In force
3 hr
Issued by
NWS Corpus Christi, TX
Area
Whole counties

Counties Calhoun County, TX, Goliad County, TX, Victoria County, TX

The radar

The Corpus Christi radar (KCRP), 106 km from the middle of the area, began a volume at 17:11 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, 5.2 hours before the alert went out and 105 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 2001-09-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2453 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 2001-09-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 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
2453 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
652 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
36 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 051712
FFWCRP
TXC057-175-469-052015-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1211 PM CDT WED SEP 5 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

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

* UNTIL 315 PM CDT

* AT 1209 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED  
  VERY HEAVY RAIN DEVELOPING ACROSS THE ENTIRE AREA FROM NEAR GOLIAD 
  TO VICTORIA TO PORT LAVACA.  THE RAIN WAS MOVING NORTH AT 15       
  MPH...WHILE CONTINUING TO REDEVELOP OVER THE SAME AREAS. RAINFALL  
  AMOUNTS OF 2 TO 3 INCHES PER HOUR ARE POSSIBLE WITH SOME OF THESE  
  STORMS WHICH COULD CAUSE FLASH FLOODING.  

* SOME LOCATIONS AFFECTED INCLUDE....
  WEESATCHE...
  VICTORIA...
  TELFERNER...
  SCHROEDER...
  PORT LAVACA...
  PLACEDO...

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES AND 
ARROYOS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.

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 5, 10:35 AM CDT, 1 hour 36 minutes earlier.

Area forecast discussion, Sep 5, 10:35 AM CDT, 1 hour 36 minutes before
COASTAL BEND FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1035 AM CDT WED SEP 5 2001

12Z CRP SOUNDING CONTS TO INDICATE AMPLE MOISTURE AND UNSTABLE
AIRMASS. MODELS SHOW SFC AND UPPER LEVEL LOW DRIFTING N TODAY WITH
RELATIVELY DRIER MID/UPPER LEVEL AIRMASS MOVING IN. AGREE WITH MID
SHIFT THAT BEST PRECIP CHANCES WILL SHIFT N AND W THROUGHOUT THE
DAY. WV SAT SHOWS DRIER MID/UPPER LEVEL AIRMASS ROTATING IN FROM THE
WEST AROUND UPPER LOW LOCATED OVER CENTRAL TX. FEEL COMBINATION OF A
50 KNOT UPPER LEV JET NOSING IN ACROSS WEST TX...BLY FORCING/SFC
CONV AND MID LEVEL DRYING...WILL PRODUCE STRONG TSRAS WESTERN TWO
THIRDS OF FA AND...TO A LESSER DEGREE...NRN ZONES LATER IN THE
AFTERNOON. WITH SATURATED GROUNDS...WILL NOT TAKE MUCH TO FLOOD.
CURRENT ZONES ON TRACK AND WILL NOT MAKE ANY CHANGES ATTM. MARINE
FCST ALSO LOOKS GOOD.

.CRP...FLASH FLOOD WATCH TXZ229>234-239>247 THROUGH THIS EVENING.
RIVER FLOOD WATCH TXZ229>234-243>247 THROUGH TONIGHT.

81/TE

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 5, 1:55 PM CDTFlash Flood WarningCRPCalhoun, Goliad, Victoria80 min
Sep 5, 6:31 PM CDTFlash Flood WarningCRPLa Salle, Webb3 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.