Alert archive / Texas / Flash Flood Warnings in 2001

Flash Flood Warning 52, NWS Corpus Christi, TX

November 16, 2001Calhoun County, Texas

NWS Corpus Christi, TX issued this flash flood warning at Nov 16, 2001, 3:02 AM CST for Calhoun 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
Nov 16, 2001, 3:02 AM CST (09:02 UTC)
Expired
Nov 16, 2001, 6:00 AM CST
In force
3 hr
Issued by
NWS Corpus Christi, TX
Area
Whole counties

County Calhoun County, TX

The radar

The Corpus Christi radar (KCRP), 114 km from the middle of the area, began a volume at 09:06 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 00:00Z, 9.0 hours before the alert went out and 106 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 2001-11-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2644 joules per kilogram.LCLEL10008507005003002001001 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 2001-11-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 156 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
2644 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
634 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
156 m²/s²
0-3 km storm-relative helicity
221 m²/s²
Significant tornado parameter
3.0
Supercell composite
15.4

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KCRP 160903
FFWCRP
TXC057-161200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
302 AM CST FRI NOV 16 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL CALHOUN COUNTY IN TEXAS

* UNTIL 600 AM CST

* AT 251 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN OVER MUCH OF CALHOUN COUNTY...MOVING SOUTHEAST AT 
  5 MPH. ADDITIONAL RAINFALL AMOUNTS OF 2 INCHES OR MORE IS EXPECTED 
  AS THUNDERSTORMS CONTINUE THROUGH THE MORNING HOURS...RESULTING IN 
  FLOODING PROBLEMS.  

EXCESSIVE RUNOFF FROM THESE STORMS 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.

$$

LAT...LON 2863 9668 2854 9685 2830 9668 2843 9644

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 15, 11:25 PM CST, 3 hours 37 minutes earlier.

Area forecast discussion, Nov 15, 11:25 PM CST, 3 hours 37 minutes before
COASTAL BEND FORECAST DISCUSSION...UPDATED.
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1125 PM CST THU NOV 15 2001

...DECIDED TO LOWER TEMPS A LITTLE IN RAIN COOLED AREAS..ALTHOUGH
TEMPS LIKELY TO INCREASE SOME AFTER RAINFALL ENDS.  BUMPED WINDS UP
IN ALL ZONES AND REMOVED THE TOR WATCH THAT EXPIRED AT 11 PM...

PREVIOUS DISCUSSION..
EVENING SOUNDING ONCE AGAIN INDICATED A MOIST ATMOSPHERE WITH PWAT AT
1.53.  THIS IS PLENTY GOOD ENOUGH TO KEEP SHRA/TSRA GOING OVER THE
NORTHERN SECTIONS OF THE CWFA.  ONE GOOD THING IS THAT THE REL
HELICITY VALUES ARE MUCH LOWER THIS EVENING THAN THIS MORNING AND
THIS HAS BEEN REFLECTED IN THE RADAR TRENDS SHOWING LESS ROTATION
THAN EARLIER TODAY.  SLOW WEAKENING TREND SHOULD CONT OVERNIGHT WITH
THE CURRENT CONVECTION.

LOOKING FOR ANOTHER REPEAT ON FRI AS UPPER LEVEL LOW REMAINS IN THE
VCNTY OF GUADALUPE PASS. AS SPOKES OF ENERGY MOVE OVER THE AREA AND
INTERACT WITH ABUNDANT MOISTURE..THIS WILL PRODUCE ANOTHER ROUND OF
SHRA/TSRA.  EXCELLENT DIFFLUENT FLOW ALOFT SHD ALSO AID IN
ADDITIONAL CONVECTION.  CURRENT FLASH FLOOD WATCH WILL REMAIN UP AS
ADDITIONAL RAINFALL ON ALREADY SATURATED GROUND WILL QUICKLY RUN
OFF..ADDING TO THE ALREADY SERIOUS FLOODING THAT WE CURRENTLY HAVE
IN SEVERAL COUNTIES.  IF MOST RECENT GUIDANCE HOLDS TRUE..THE PCPN
MAY OCCUR CLOSER TO THE COAST..WHERE MUCH LESS PCPN HAS OCCURRED.

WILL TAKE ANOTHER LOOK AT TEMPS AND WINDS WHEN UPDATE IS SENT FOR
EXPIRING TOR WATCH.

MARINE...PRESSURE GRADIENT/INFLOW TOWARD ORGANIZED CONVECTION WILL
GENERATE ADVISORY CRITERIA ACROSS THE MARINE ZONES TONIGHT..AND
SEAS/SUFFICIENT GRADIENT WILL ALLOW SCA CONDITIONS TO PREVAIL
THROUGH MUCH OF FRIDAY AS WELL.  OTHERWISE..DRY ADVECTION FROM THE
EAST WILL DEVELOP LATE FRIDAY NIGHT THROUGH THE UPCOMING
WEEKEND..WITH A DIMINISHED ELY GRADIENT EXPECTED.

MSL..73 / BML..76

.CRP...FFA ALL ZONES TXZ229>234-239>247 THROUGH TONIGHT.
       SCA ALL MARINE ZONES.

In the hours before

Local storm report, Nov 15, 9:20 PM CST, 5 hours 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CORPUS CHRISTI,TX
920 PM CST THU NOV 15 2001

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

0905 PM    GOLIAD                    TX   FLOODING
11/15/01   2 E FANNIN                     SPOTTER REPORT.
                                          NUMEROUS ROADS
                                          FLOODED IN COLOGNE.

0915 PM    GOLIAD                    TX   0.50 INCH HAIL
11/15/01   2 E FANNIN                     SKYWARN SPOTTER IN
                                          COLOGNE.

LAMARRE
Local storm report, Nov 15, 10:00 PM CST, 5 hours 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CORPUS CHRISTI,TX
1000 PM CST THU NOV 15 2001

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

0955 PM    VICTORIA                  TX   0.88 INCH HAIL
11/15/01   VICTORIA                       SPOTTER REPORT.

LAMARRE
Local storm report, Nov 16, 2:27 AM CST, 35 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CORPUS CHRISTI,TX
227 AM CST FRI NOV 16 2001

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

120 AM    AT FREER                  TX   .88 INCH HAIL
11/16/01   DUVAL                          DIME TO PENNY-SIZED HAIL

105 AM    2 SE MATHIS               TX   FLOOD
11/16/01   SAN PATRICIO                   FM 188 AND CR35 WATER OVER
                                          ROAD...ROAD
                                          CLOSED.

GW

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 15, 6:12 PM CSTSevere Thunderstorm WarningCRPBee48 min
Nov 15, 6:16 PM CSTFlash Flood WarningCRPBee3 hr
Nov 15, 6:33 PM CSTTornado WarningCRPGoliad42 min
Nov 15, 7:15 PM CSTTornado WarningCRPGoliad45 min
Nov 15, 7:38 PM CSTTornado WarningCRPJim Wells52 min
Nov 15, 7:59 PM CSTSevere Thunderstorm WarningCRPGoliad46 min
Nov 15, 8:11 PM CSTTornado WarningCRPGoliad49 min
Nov 15, 8:13 PM CSTFlash Flood WarningCRPGoliad3 hr
Nov 15, 8:37 PM CSTSevere Thunderstorm WarningCRPJim Wells23 min
Nov 15, 8:59 PM CSTSevere Thunderstorm WarningCRPGoliad, Victoria51 min
Nov 15, 9:12 PM CSTFlash Flood WarningCRPBee4 hr
Nov 15, 9:47 PM CSTSevere Thunderstorm WarningCRPVictoria58 min
Nov 15, 10:32 PM CSTFlash Flood WarningCRPLive Oak3 hr
Nov 15, 11:29 PM CSTFlash Flood WarningCRPGoliad106 min
Nov 15, 11:38 PM CSTSevere Thunderstorm WarningCRPRefugio67 min
Nov 16, 12:52 AM CSTFlash Flood WarningCRPBee, Refugio, San Patricio3 hr
Nov 16, 1:05 AM CSTSevere Thunderstorm WarningCRPDuval55 min
Nov 16, 1:08 AM CSTTornado WarningCRPDuval37 min
Nov 16, 2:06 AM CSTFlash Flood WarningCRPDuval, Live Oak3 hr
Nov 16, 3:52 AM CSTFlash Flood WarningCRPJim Wells3 hr
Nov 16, 4:02 AM CSTFlash Flood WarningCRPBee, San Patricio3 hr
Nov 16, 5:50 AM CSTFlash Flood WarningCRPKleberg, Nueces3 hr
Nov 16, 6:15 AM CSTFlash Flood WarningCRPDuval, Webb3 hr
Nov 16, 6:42 AM CSTFlash Flood WarningCRPJim Wells3 hr
Nov 16, 6:50 AM CSTFlash Flood WarningCRPSan Patricio3 hr
Nov 16, 8:19 AM CSTSpecial Marine WarningCRP116 min
Nov 16, 8:19 AM CSTSpecial Marine WarningCRP116 min
Nov 16, 8:57 AM CSTFlash Flood WarningCRPKleberg2 hr
Nov 16, 9:45 AM CSTSpecial Marine WarningCRP2 hr
Nov 16, 9:45 AM CSTSpecial Marine WarningCRP2 hr
Nov 16, 1:02 PM CSTFlash Flood WarningCRPNueces, San Patricio88 min
Nov 16, 1:18 PM CSTSpecial Marine WarningCRP57 min
Nov 16, 1:18 PM CSTSpecial Marine WarningCRP57 min
Nov 16, 2:13 PM CSTFlash Flood WarningCRPKleberg92 min
Nov 16, 2:30 PM CSTFlash Flood WarningCRPNueces, San Patricio75 min
Nov 16, 3:45 PM CSTFlash Flood WarningCRPKleberg, Nueces, San Patricio2 hr
Nov 16, 4:12 PM CSTSpecial Marine WarningCRP108 min

Nearby

Flash Flood Warnings in Texas, 2001Every flash flood warning in 2001

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.