Alert archive / Texas / Flash Flood Warnings in 1997

Flash Flood Warning 33, NWS Corpus Christi, TX

June 6, 1997Webb County, Texas

NWS Corpus Christi, TX issued this flash flood warning at Jun 6, 1997, 3:55 PM CDT for Webb 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
Jun 6, 1997, 3:55 PM CDT (20:55 UTC)
Expired
Jun 6, 1997, 7:00 PM CDT
In force
3 hr
Issued by
NWS Corpus Christi, TX
Area
Whole counties

County Webb County, TX

The radar

The Corpus Christi radar (KCRP), 179 km from the middle of the area, began a volume at 20:59 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, 8.9 hours before the alert went out and 196 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 1997-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2314 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 1997-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -4 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
2314 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
666 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-4 m²/s²
0-3 km storm-relative helicity
103 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 
TTAA00 KCRP 062055
FFWCRP
TXC479-070000-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
355 PM CDT FRI JUN 6 1997
 
THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  700 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY......
 
IN SOUTH CENTRAL TEXAS
 
   ...NORTHERN WEBB COUNTY
 
DOPPLER WEATHER RADAR INDICATES STRONG THUNDERSTORMS WITH VERY HEAVY
RAINFALL CONTINUING TO DEVELOP OVER NORTHERN WEBB COUNTY. RADAR
ESTIMATES THAT 1 TO 2 INCHES OF RAINFALL HAS FALLEN IN ONE HOUR
ALONG HIGHWAY 83 NORTH OF INTERSTATE 35.  ADDITIONAL THUNDERSTORMS
MOVING OVER NORTHERN WEBB COUNTY MAY PRODUCE ADDITIONAL RAINFALL
OF 1 TO 3 INCHES...LIKELY CAUSING FLOODING AND FLASH FLOODING.
 
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.

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 Jun 6, 2:49 PM CDT, 1 hour 6 minutes earlier.

Area forecast discussion, Jun 6, 2:49 PM CDT, 1 hour 6 minutes before
COASTAL BEND FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
245 PM CDT FRI JUN 6 1997

ATMOSPHERE REMAINS UNSTABLE ACROSS THE REGION.  LOOKED LIKE
CONVECTION WOULD BEGIN TO FIRE ONCE CONVEC

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 3:22 PM CDTSevere Thunderstorm WarningCRPLa Salle, Webb68 min

Nearby

Flash Flood Warnings in Texas, 1997Every flash flood warning in 1997

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.