Alert archive / Texas / Flash Flood Warnings in 1997

Flash Flood Warning 41, NWS Corpus Christi, TX

June 17, 1997Jim Wells County, Texas

NWS Corpus Christi, TX issued this flash flood warning at Jun 17, 1997, 7:25 PM CDT for Jim Wells County, Texas. It was in force for 65 min. 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 17, 1997, 7:25 PM CDT (00:25 UTC)
Expired
Jun 17, 1997, 8:30 PM CDT
In force
65 min
Issued by
NWS Corpus Christi, TX
Area
Whole counties

County Jim Wells County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 0.4 hours before the alert went out and 74 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 1997-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3875 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 1997-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 square meters per square second.1939587897Sfc1 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
3875 J/kg
Mixed-layer CIN
-62 J/kg
Mixed-layer LCL
980 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
21 m²/s²
Significant tornado parameter
0.3
Supercell composite
1.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KCRP 180026
FFWCRP
TXC249-180130-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD AND SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
725 PM CDT TUE JUN 17 1997
 
THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A
FLASH FLOOD AND SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL  830 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY......
 
IN SOUTH CENTRAL TEXAS
 
   ...NORTHERN JIM WELLS COUNTY
 
AT 725 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM LOCATED FROM ORANGE GROVE TO SANDIA. THE STORM
IS MOVING EAST AT 15 MPH.
 
LARGE HAIL AND DAMAGING WINDS ARE LIKELY WITH THIS STORM AS WELL AS
TORRENTIAL DOWNPOURS LEADING TO FLOODING OF STREETS AND ROADWAYS.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT.  IT IS
IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR
CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS.  CAMPERS SHOULD
AVOID CAMPING ALONG STREAMS OR CREEKS DURING THRpEATENING RAINS.

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 17, 2:40 PM CDT, 4 hours 45 minutes earlier.

Area forecast discussion, Jun 17, 2:40 PM CDT, 4 hours 45 minutes before
COASTAL BEND FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
240 PM CDT TUE JUN 17 1997

VERY UNSTABLE AIRMASS WITH MODIFIED SOUNDING PRODUCING A CAPE OF
NEAR 6500...LI OF -12 AND CAP OF 1.0. THIS UNSTABLE AIRMASS WILL
KEEP TSRA GOING WELL INTO TONIGHT.  TSRA WILL SLIDE INTO THE VCT
AREA BY 4 PM AND CONTINUE TO SLIDE SOUTHWARD HOWEVER AT THE SAME
TIME OTHER SCATTERED STRONG TSRA WILL BUILD FURTHER TO THE WEST.
WITH THIS TYPE UNSTABLE ENVIROMENT..SEVERE STORMS POSSIBLE ALONG
WITH FLASH FLOODING FOR VCT ZONES SO WILL KEEP WATCH UP TONIGHT.
AFTER TONIGHT MAIN UPPER LOW PUSHES NORTHEAST TO THE OHIO VALLEY
HOWEVER WEAK SFC TROUGH REMAINS IN THE AREA ALONG WITH MESOSCALE
BOUNDRIES FROM TODAYS STORMS...WILL NEED TO KEEP LOW POPS IN THE
ZONES THE NEXT FEW DAYS.

DUE TO THE HIGH TEMPS AND DEWPOINTS...HEAT ADVISORY IS IN EFFECT
THIS AFTERNOON FOR CENTRAL AND EASTERN PARTS OF SOUTH TEXAS.

ZONES...
VCT  076/094 077/095  4322
CRP  076/095 076/095 3222  NGP  080/090 080/090  UPPER 90S INLAND
A FEW POSSIBLY SEVERE
LRD  077/101 077/101 3121  SOME POSSIBLY SEVERE

LUNA...0074

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 7:05 PM CDTFlash Flood WarningCRPNueces55 min
Jun 17, 7:05 PM CDTSevere Thunderstorm WarningCRPNueces55 min
Jun 17, 7:14 PM CDTFlash Flood WarningCRPCalhoun, Victoria76 min
Jun 17, 7:25 PM CDTSevere Thunderstorm WarningCRPJim Wells65 min
Jun 17, 8:30 PM CDTFlash Flood WarningCRPJim Wells90 min
Jun 17, 8:30 PM CDTSevere Thunderstorm WarningCRPJim Wells90 min
Jun 17, 8:43 PM CDTFlash Flood WarningCRPKleberg62 min
Jun 17, 8:43 PM CDTSevere Thunderstorm WarningCRPKleberg62 min
Jun 17, 10:01 PM CDTFlash Flood WarningCRPJim Wells119 min
Jun 17, 11:21 PM CDTFlash Flood WarningCRPDuval, Jim Wells2 hr
Jun 18, 1:29 AM CDTFlash Flood WarningCRPWebb4 hr

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.