Alert archive / Texas / Flash Flood Warnings in 1998

Flash Flood Warning 51, NWS Corpus Christi, TX

November 13, 1998Calhoun County, Victoria County, Texas

NWS Corpus Christi, TX issued this flash flood warning at Nov 13, 1998, 1:34 AM CST for Calhoun County, Victoria County, Texas. It was in force for 6 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
Nov 13, 1998, 1:34 AM CST (07:34 UTC)
Expired
Nov 13, 1998, 7:25 AM CST
In force
6 hr
Issued by
NWS Corpus Christi, TX
Area
Whole counties

Counties Calhoun County, TX, Victoria County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 7.6 hours before the alert went out and 112 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 1998-11-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 951 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 00:00Z on 1998-11-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 159 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
951 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
478 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
159 m²/s²
0-3 km storm-relative helicity
162 m²/s²
Significant tornado parameter
0.6
Supercell composite
3.7

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 Nov 12, 7:50 PM CST, 5 hours 44 minutes earlier.

Area forecast discussion, Nov 12, 7:50 PM CST, 5 hours 44 minutes before
COASTAL BEND FORECAST DISCUSSION...CORRECTION
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
750 PM CST THU NOV 12 1998

OCCASIONAL HEAVY RAIN CONTINUES IN NORTHEAST PORTION OF CWA.  KCRP
88D STP SHOWS BAND OF 4 TO 6 INCHES OF RAIN FROM NORTH OF ROCKPORT
TO JUST EAST OF VICTORIA.  88D PRECIP DATA VERIFIES WELL WITH
OBSERVED REPORTS (88D HERE IS IN TROPICAL ZR).  SO CONT FFA EASTERN
HALF CWA.  WILL ADJUST OVERNIGHT LOWS IN A COUPLE OF ZONES GROUPS
DOWNWARD AND ADJUST WINDS SINCE WARMFRONT/BOUNDARY HAS PUSHED SOUTH
OF CWA PER LATEST LAPS DATA.  ALTHOUGH WINDS AND SEAS ARE MARGINAL
FOR SCA IN THE COASTAL FCST...FEEL THAT AFTER ATMOSPHERE READJUSTS
FROM CURRENT CONVECTION...WINDS SHOULD KICK IN AGAIN AND WILL LEAVE
IN.

.CRP...FFA TX232>234-242>247
       SCA BAFFIN BAY TO MATAGORDA BAY.

78 (SYNOPTIC)
75 (MESO)

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 12, 8:00 PM CSTFlash Flood WarningCRPVictoria2 hr
Nov 12, 10:00 PM CSTFlash Flood WarningCRPVictoria4 hr

Nearby

Flash Flood Warnings in Texas, 1998Every flash flood warning in 1998

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.