Alert archive / Texas / Flash Flood Warnings in 2002

Flash Flood Warning 82, NWS Corpus Christi, TX

October 28, 2002Aransas County, San Patricio County, Texas

NWS Corpus Christi, TX issued this flash flood warning at Oct 28, 2002, 10:04 PM CST for Aransas County, San Patricio County, Texas. It was in force for 56 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Oct 28, 2002, 10:04 PM CST (04:04 UTC)
Expired
Oct 28, 2002, 11:00 PM CST
In force
56 min
Issued by
NWS Corpus Christi, TX
Area
Counties, with a storm outline in the text

Counties Aransas County, TX, San Patricio County, TX

The radar

The Corpus Christi radar (KCRP), 48 km from the middle of the area, began a volume at 04:04 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.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this flash flood warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 4.1 hours before the alert went out and 39 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 2002-10-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1976 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 00:00Z on 2002-10-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 316 square meters per square second.19395878Sfc1 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
1976 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
606 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
316 m²/s²
0-3 km storm-relative helicity
278 m²/s²
Significant tornado parameter
3.1
Supercell composite
14.6

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KCRP 290404
FFWCRP
TXC007-409-290500-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1002 PM CST MON OCT 28 2002

THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  ARANSAS COUNTY IN TEXAS
  SOUTHEASTERN SAN PATRICIO COUNTY IN TEXAS

* UNTIL 1100 PM CST

* AT 958 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN FROM HOLIDAY BEACH TO PORTLAND...OR FROM 10 MILES
  NORTHEAST OF ROCKPORT TO 4 MILES SOUTH OF PORTLAND...MOVING EAST AT
  10 MPH.

* SOME LOCATIONS AFFECTED INCLUDE....
  ARANSAS PASS...
  GREGORY...
  HOLIDAY BEACH...
  INGLESIDE...
  PORTLAND...

* THUNDERSTORMS WITH EXCESSIVE RAINFALL WILL BE NEAR...
  OVER ROCKPORT AROUND 1010 PM CST...
  OVER INGLESIDE AROUND 1015 PM CST...
  OVER ARANSAS PASS AROUND 1020 PM CST...

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT
QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY
IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS
THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.

LAT...LON 2819 9705 2783 9742 2774 9712 2806 9678

$$

WC
1 follow-up statement
000 
WGUS74 KCRP 290447
FFSCRP
TXC007-409-290415-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1045 PM CST MON OCT 28 2002

...FLASH FLOOD WARNINGS CONTINUE FOR SOUTHEASTERN SAN PATRICIO
   COUNTY AND ARANSAS COUNTY UNTIL 1100 PM CST...

AT 1035 PM CST NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A LINE OF SHOWERS AND THUNDERSTOMRMS NEAR THE COAST FROM 
NEAR INGLESIDE TO HOLIDAY BEACH. THIS LINE WAS MOVING TOWARD THE 
EAST AT 20 MPH.

LAW ENFORCEMENT OFFICIALS CONTINUE TO REPORT SEVERAL ROAD CLOSURES 
DUE TO FLOODING...INCLUDING FM 1944 AND 1945...STATE ROAD 188 AT 
STATE ROAD 136...AND INTERSTATE 181 AT FM 631.

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...
ACT QUICKLY. MOVE TO HIGHER GROUND TO EXCAPE FLOOD WATERS. DO NOT
STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

$$

WC

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 Oct 28, 7:20 PM CST, 2 hours 44 minutes earlier.

Area forecast discussion, Oct 28, 7:20 PM CST, 2 hours 44 minutes before
COASTAL BEND FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
720 PM CST MON OCT 28 2002

THE FLASH FLOOD WATCH FOR THE NORTHEAST AND COASTAL COUNTIES HAS
EXPIRED. THE WARM FRONT NOW NORTH OF THE COASTAL COUNTIES...WITH A
SOUTH TO SOUTHEAST WIND SETTLING IN ITS WAKE. UPPER JET STREAK
CURRENTLY PULLING OFF TO THE NORTHEAST...SO EXPECT CONVECTION OVER
THE EASTERN COUNTIES TO CONTINUE TO TAPER OFF THIS EVENING. WILL
UPDATE ZONES TO REMOVE WATCH AND LOWER POPS...CONDITIONS WILL BE
FAVORABLE FOR FOG FORMATION.

.CRP...NONE.
Hazardous weather outlook, Oct 28, 5:30 AM CST, 16 hours 34 minutes before
TXZ229>234-239>247-291200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
530 AM CST MON OCT 28 2002

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH TEXAS.

.TODAY AND TONIGHT...
A FLASH FLOOD WATCH IS IN EFFECT FOR BEE...GOLIAD...VICTORIA...
ARANSAS...CALHOUN...REFUGIO...KLEBERG...NUECES...AND SAN PATRICIO
COUNTIES.

A WARM FRONT WILL MOVE ACROSS THE COASTAL BEND COUNTIES AND BECOME
NEARLY STATIONARY. WITH PLENTIFUL MOISTURE AS WELL AS A STORM SYSTEM
IN THE UPPER LEVELS OF THE ATMOSPHERE...THE STAGE WILL BE SET FOR
HEAVY RAINFALL. RAIN IS NOT EXPECTED TO BE AS HEAVY AS IT WAS DURING
LAST WEEKS EVENTS...BUT THE GROUND IS ALREADY SATURATED ACROSS MOST
OF THE COASTAL COUNTIES. AREAS AWAY FROM THE COAST ARE NOT INCLUDED
IN THIS WATCH.

THE THREAT WILL BEGIN TO DIMINISH THIS EVENING.

.SPOTTER CALL TO ACTION STATEMENT...
SPOTTER ACTIVATION FOR SEVERE STORM SPOTTING PURPOSES IS NOT
ANTICIPATED TODAY OR TONIGHT. RAINFALL REPORTS MAY BE NEEDED FROM
SPOTTERS AND EMERGENCY MANAGERS.

.TUESDAY THROUGH SUNDAY...
A COLD FRONT FRONT WILL MOVE ACROSS SOUTH TEXAS ON TUESDAY...  AND
COOLER AND CONSIDERABLY DRIER AIR WILL END THE THREAT OF
THUNDERSTORMS OR HEAVY RAINFALL.

THERE ARE SOME INDICATIONS THAT A VERY STRONG COLD FRONT WILL MOVE
THROUGH SOUTH TEXAS ON FRIDAY NIGHT OR SATURDAY. THIS WILL BRING THE
COLDEST TEMPERTURES OF THE SEASON TO THE COASTAL BEND AND RIO GRANDE
PLAINS...AND NORTH TEXAS MAY EVEN SEE FREEZING TEMPERATURES.

PURPURA

In the hours before

Local storm report, Oct 28, 7:00 PM CST, 3 hours 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CORPUS CHRISTI,TX
700 PM CST MON OCT 28 2002

TIME(CST)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0531 PM    ARANSAS PASS              TX   WIND DAMAGE
10/28/02   SAN PATRICIO                   ROOF BLOWN OFF TRAILER

WC

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 28, 6:05 PM CSTSevere Thunderstorm WarningCRP40 min
Oct 28, 6:09 PM CSTFlash Flood WarningCRPAransas, Nueces, San Patricio111 min
Oct 28, 7:59 PM CSTFlash Flood WarningCRPNueces, Refugio, San Patricio61 min
Oct 28, 9:01 PM CSTFlash Flood WarningCRPSan Patricio59 min
Oct 28, 10:19 PM CSTSpecial Marine WarningCRP56 min
Oct 28, 11:07 PM CSTSpecial Marine WarningCRP53 min
Oct 28, 11:49 PM CSTSpecial Marine WarningCRP2 hr
Oct 29, 2:00 AM CSTSpecial Marine WarningCRP2 hr

Nearby

Flash Flood Warnings in Texas, 2002Every flash flood warning in 2002

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.