Alert archive / Texas / Flash Flood Warnings in 2000
Flash Flood Warning 7, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this flash flood warning at Nov 4, 2000, 8:31 AM CST for San Patricio County, Texas. It was in force for 119 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
- Nov 4, 2000, 8:31 AM CST (14:31 UTC)
- Expired
- Nov 4, 2000, 10:30 AM CST
- In force
- 119 min
- Issued by
- NWS Corpus Christi, TX
- Area
- Whole counties
County San Patricio County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 2.5 hours before the alert went out and 36 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
- 1126 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 588 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 84 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KCRP 041431 FFWCRP TXC409-041630- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 831 AM CST SAT NOV 4 2000 THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A * FLASH FLOOD WARNING FOR... SAN PATRICIO COUNTY IN TEXAS * UNTIL 1030 AM CST * AT 831 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN ACROSS MOST OF SAN PATRICIO COUNTY...MOVING NORTHEAST AT 15 MPH. RAINFALL AMOUNTS OF 2 TO 5 INCHES HAVE FALLEN ACROSS MANY LOCATIONS ALREADY. ADDITIONAL RAINFALL AMOUNTS OF 2 TO 4 INCHES WILL BE POSSIBLE. * SOME LOCATIONS AFFECTED INCLUDE.... TAFT... SINTON... PORTLAND... ODEM... INGLESIDE... 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 Nov 4, 2:45 AM CST, 5 hours 46 minutes earlier.
Area forecast discussion, Nov 4, 2:45 AM CST, 5 hours 46 minutes before
COASTAL BEND FORECAST DISCUSSION NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 245 AM CST SAT NOV 4 2000 DISCUSSION...FORECAST ACROSS SOUTH TEXAS WILL BE DOMINATED BY THE CLOSED QSTNRY LOW ROTATING ACROSS EXTREME SRN CA/BAJA EARLY THIS MORNING WHICH IS FORCING A STREAM OF PAC MOISTURE OVER TEXAS. THE UPPER VORTEX APPROACHING THE PAC NW WILL DIG SEWD ACROSS THE ROCKIES AND FORCE THE SWRN LOW TO LIFT NEWD ACROSS TEXAS LATE SUNDAY NIGHT INTO EARLY MONDAY. AS A RESULT..THE MOISTURE DEPTH WILL BE REDUCED DURING THE TIME FRAME AS A LOW-LEVEL TROF AND ASSOCIATED THETA-E GRADIENT PUSHES EWD WITH HIGH PWAT COLUMN AND LINGERS ACROSS THE WRN GULF. THE AVN GUIDANCE APPEARS TO BE A BIT AGGRESSIVE IN THE SPEED AND STRENGTH OF THE LOW-LEVEL TROF/MOISTURE GRADIENT..HOWEVER THE NOGAPS AND THE ECMWF SUGGESTS THE LOW-LEVEL TROF PASSAGE DURING THE SAME TIME FRAME..HOWEVER WEAKER. POTENTIAL FOR LINEAR CONVECTION EXISTS SUNDAY NIGHT AS MID-LEVEL SHORTWAVE COMBINES WITH LOW-LEVEL TROF..HOWEVER VEERING 850 FLOW TOWARD SW WILL BE A FACTOR ON THE NEGATIVE SIDE. NEVERTHELESS..PCPN POTENTIAL WILL DECREASE ON MONDAY..HOWEVER THICKNESS GRADIENT REMAINS TO THE NORTH OF THE CWA..AND WILL DELAY ARRIVAL UNTIL TUE. CLOUDINESS AND STRATIFORM (EMBEDDED/ELEVATED CONVECTION) OVRRNG CONDITIONS ARE THEN EXPECTED TO DEVELOP WED WITH SLY FLOW BECOMING ESTABLISHED LATE THU/FRI AS PCPN BECOMES MORE CONVECTIVE IN NATURE. MARINE...PROXIMITY OF MESOSCALE BOUNDARY WILL RESULT IN LOWER WIND SPEEDS OVER THE BAYS/WATERWAYS THROUGH TONIGHT WITH OFFSHORE NEAR OR BELOW SCEC. LOW-LEVEL JET AND SURFACE PRESSURE GRADIENT INCREASE SUNDAY INTO MONDAY MORNING...WITH SCEC/SCA CONDITIONS BECOMING ESTABLISHED. INITIAL FRONTAL BOUNDARY MOVES INTO THE WESTERN GLFMEX MONDAY THEN LINGERS INTO WEDNESDAY WITH WIND FIELDS RELAXING (NEAR OR BELOW SCEC). GIVEN THE EVOLUTION OF THE UPPER-AIR PATTERN... BELIEVE THE ACTUAL COLD FRONT WILL HAVE DIFFICULTY PENETRATING THE COASTAL WATERS EARLY NEXT WEEK AND FAVOR THE ECMWF/NOGAPS. THUS WILL BE LESS AGGRESSIVE WITH WIND SHIFT/WIND SPEEDS. BOUNDARY LAYER FORCING SUPPORTS ISOLATED TO WIDELY SCATTERED CONVECTION THROUGH SUNDAY. A SHORTWAVE AND WEAK 500HPA JET DYNAMICS NOTED AROUND 00Z SUNDAY. SIGNIFICANT SHORTWAVE/JET DYNAMICS SUNDAY NIGHT/MONDAY MORNING MAY OFFSET THE UNFAVORABLE SOUTHWEST FLOW AT 850HPA WITH ASSOCIATED CAPPING INVERSION SO EXPECT SCATTERED CONVECTION. WILL PROBABLY RETAIN ISOLATED AREAL COVERAGE FOR OFFSHORE WATERS TUESDAY THEN TRANSITIONING TO AREAS OF RAIN ALL WATERS WEDNESDAY AS ISENTROPIC UPGLIDE BECOMES ESTABLISHED. WILL MAINTAIN PREVIOUSLY CONFIGURED ZONES. THE FORECAST NUMBERS ARE NEXT... CRP EE 084/068 083/068 080 333 VCT EE 083/067 082/066 079 434 LRD EE 081/069 080/068 080 344 BML.76 / BB.85 .CRP...NONE.
Nearby
Flash Flood Warnings in Texas, 2000Every flash flood warning in 2000
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.