Alert archive / Texas / Flash Flood Warnings in 1998
Flash Flood Warning 35, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this flash flood warning at Oct 18, 1998, 10:52 AM CDT for Nueces County, San Patricio County, Texas. It was in force for 4 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
- Oct 18, 1998, 10:52 AM CDT (15:52 UTC)
- Expired
- Oct 18, 1998, 3:00 PM CDT
- In force
- 4 hr
- Issued by
- NWS Corpus Christi, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Nueces County, TX, San Patricio County, TX
The radar
The Corpus Christi radar (KCRP), 71 km from the middle of the area, began a volume at 15:52 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, 3.9 hours before the alert went out and 67 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.
- Mixed-layer CAPE
- 2494 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 515 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 77 m²/s²
- 0-3 km storm-relative helicity
- 111 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 4.7
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KCRP 181556
FFWCRP
TXC007-057-355-391-409-182000-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1052 AM CDT SUN OCT 18 1998
THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SAN PATRICIO COUNTY IN TEXAS
REFUGIO COUNTY IN TEXAS
NUECES COUNTY IN TEXAS
CALHOUN COUNTY IN TEXAS
ARANAS COUNTY IN TEXAS
INCLUDING CORPUS CHRISTI...SINTON...ROCKPORT...ROBSTOWN...
PORTLAND AND PORT LAVACA
* UNTIL 3OO PM CDT
* AT 1042 AM CDT WEATHER SERVICE DOPPLER RADAR INDICATED FLOODING
RAINS OVER NUECES...SAN PATRICIO...REFUGIO...CALHOUN...AND
ARANAS COUNTIES. THE AREA OF HEAVY RAIN WAS DRIFTING TO THE
SOUTH AT 5 TO 10 MILES AN HOUR
* HEAVY RAINS WITH EXCESSIVE RAINFALL RATES OF 3 TO 5 INCHES ARE
POSSIBLE.
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.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE. IF YOUR VEHICLE STALLS, ABANDON IT IMMEDIATELY AND SEEK
HIGHER GROUND.
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
CORPUS CHRISTI.
LAT...LON 2873 9656 2843 9641 2757 9773 2788 9796What 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 Oct 18, 10:00 AM CDT, 52 minutes earlier.
Area forecast discussion, Oct 18, 10:00 AM CDT, 52 minutes before
COASTAL BEND FORECAST DISCUSSION NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 1000 AM CDT SUN OCT 18 1998 WILL KEEP SHORT DUE TO POTENTIAL FLOOD PROBLEMS AND ON GOING FFA. KCRP 88D IS SHOWING TRAIN ECHO FROM ALI TO VCT THAT WILL BECOME AREA OF CONCERN BY EARLY AFTERNOON. WILL KEEP PREVIOUS FCST GOING WITH LITTLE CHANGE. HOPEFULLY IF THINGS SETTLE DOWN...AND THEY PROBABLY WILL NOT...WILL HAVE MORE TIME TO REVIEW DATA FOR AFTERNOON PACKAGE. 78
The office that day
Everything else NWS Corpus Christi, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 17, 11:29 PM CDT | Flash Flood Warning | CRP | Caldwell, Gonzales, Guadalupe | 4 hr |
| Oct 17, 11:29 PM CDT | Flash Flood Warning | CRP | Comal | 4 hr |
| Oct 18, 7:25 AM CDT | Flash Flood Warning | CRP | Bee | 95 min |
| Oct 18, 7:30 AM CDT | Flash Flood Warning | CRP | Bee, Goliad | 90 min |
| Oct 18, 10:52 AM CDT | Flash Flood Warning | CRP | Aransas, Calhoun, Refugio | 4 hr |
| Oct 18, 12:00 PM CDT | Flash Flood Warning | CRP | Jim Wells, Kleberg | 3 hr |
| Oct 18, 12:00 PM CDT | Flash Flood Warning | CRP | Duval | 3 hr |
| Oct 18, 2:07 PM CDT | Flash Flood Warning | CRP | Aransas, Calhoun, Refugio, Victoria | 4 hr |
| Oct 18, 2:07 PM CDT | Flash Flood Warning | CRP | Bee, Jim Wells, Live Oak, Nueces, San Patricio | 4 hr |
| Oct 18, 2:07 PM CDT | Flash Flood Warning | CRP | Kleberg | 4 hr |
| Oct 18, 2:07 PM CDT | Flash Flood Warning | CRP | Goliad | 4 hr |
| Oct 18, 6:15 PM CDT | Flash Flood Warning | CRP | Goliad, Victoria | 4 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; radar from the NEXRAD Level II archive.