Alert archive / Texas / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 37, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this severe thunderstorm warning at Jul 3, 2002, 4:36 AM CDT for Victoria County, Texas. It was in force for 32 days. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 3, 2002, 4:36 AM CDT (09:36 UTC)
- Expired
- Aug 3, 2002, 6:00 PM CDT
- In force
- 32 days
- Issued by
- NWS Corpus Christi, TX
- Area
- Counties, with a storm outline in the text
County Victoria County, TX
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm 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
Del Rio, TX (KDRT), launched 00:00Z, 9.6 hours before the alert went out and 185 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
- 3349 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 867 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 186 m²/s²
- Significant tornado parameter
- 1.2
- Supercell composite
- 6.2
The text
As transmitted, in the capitals the NWS used until 2016.
637 WUUS54 KCRP 032222 SVRCRP TXC469-032300- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 522 PM CDT SAT AUG 3 2002 THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... VICTORIA COUNTY IN TEXAS * UNTIL 600 PM CDT * AT 522 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED TWO SEVERE THUNDERSTORMS...ONE JUST NORTHEAST OF VICTORIA...THE OTHER 5 MILES SOUTHWEST OF BLOOMINGTON. THE STORMS WERE DRIFTING WEST AROUND 10 MPH. HAIL TO DIME SIZE AND WIND GUSTS TO 60 MILES PER HOUR ARE POSSIBLE WITH THESE STORMS. LAT...LON 2856 9705 2869 9669 2902 9693 2889 9717 PURPURA
What forecasters said that day
The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Jul 3, 3:00 AM CDT, 1 hour 36 minutes earlier.
Area forecast discussion, Jul 3, 3:00 AM CDT, 1 hour 36 minutes before
COASTAL BEND FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
300 AM CDT WED JUL 3 2002
DISCUSSION...SIGNIFICANT ADDITIONAL FLOODING EXPECTED ACROSS THE
WESTERN CWA..WITH LASALLE/MCMULLEN COUNTIES RECEIVING THE GREATEST
RAINFALL..FURTHER AGGREVATING THE 10-15 INCHES ALREADY MEASURED OVER
THIS AREA DURING THE PAST FEW DAYS.
SYNOPTICALLY..THE ELONGATED TROF SITUATED OVER THE WESTERN HALF OF
TEXAS REMAINS CAUGHT BETWEEN A DEEP DRY CORE VORTEX OVER SOUTHERN
CALIFORNIA ANOTHER UPPER VORTEX ROTATING OVER SOUTHERN FLORIDA.
DURING THE SHORT-TERM..PVA AND A VERY UNSTABLE AIRMASS OVER THE WRN
FA WILL IGNITE ADDITIONAL CONVECTION WITH LITTLE MOVEMENT
ANTICIPATED DUE TO THE QSTNRY TROF AXIS OVERHEAD AND THE LOWS TO THE
WEST AND EAST. PWAT VALUES WILL DECREASE ACROSS THE ERN FA AND
REMAIN TROPICAL OVER THE WEST. AS A RESULT..WILL PLACE THE WRN FA
IN THE FLASH FLOOD WATCH AND REMOVE THE ERN FA.
THE WATCH WILL ENCOMPASS LASALLE..MCMULLEN..LIVE OAK..DUVAL AND
WEBB. URBAN FLOODING IS POSSIBLE ACROSS PORTIONS OF THE EASTERN
COUNTIES THAT RECEIVED HEAVY RAINFALL THIS WEEK..MAINLY
VICTORIA..REFUGIO AND BEE.
THE TROPICAL PWAT AIR WILL REMAIN OVER THE WRN FA AND SLOWLY
PROPAGATE WESTWARD LATE IN THE WEEK. AS THE CA VORTEX PUSHES EWD
AND THE FL VORTEX PUSHES WWD..THE RIDGE OVER THE OHIO VALLEY WILL
BECOME THE DOMINANT FEATURE LATE IN THE WEEKEND AND FORCE A PIECE OF
THE FL LOW AND ASSOCIATED MOISTURE ACROSS THE GULF AND TOWARD THE
CWA LATE IN THE WEEKEND AND EARLY NEXT WEEK. SUBSIDENCE EXPECTED
FRI/SAT AHEAD OF THE WAVE..WITH RAINFALL POTENTIAL SUN-TUE.
MARINE...SUFFICIENTLY STRONG LOW-LEVEL JET AND UNSTABLE LOW-LEVEL
LAPSE RATES SUPPORTS LOW-END SCA CONDITIONS FOR THE BAYS/DAY AND
OFFSHORE/NIGHT THROUGH THURSDAY NIGHT. WEAK EASTERLY FLOW DEVELOPS
THEREAFTER. MARGINAL BOUNDARY LAYER MOISTURE/FORCING ARGUES ISOLATED
SHOWERS OFFSHORE THROUGH FRIDAY MORNING. THEREAFTER...SUBSIDENT
SECTOR OF STRONG TROPICAL WAVE WILL INHIBIT CONVECTION UNTIL LATE
SUNDAY.
THE FORECAST NUMBERS ARE NEXT...
CRP BB 091/077 092/076 093 3--
VCT BB 091/075 092/075 093 32-
LRD TE 094/078 094/078 095 644
BML.76 / BB.85
.CRP...FLASH FLOOD WATCH TODAY TXZ229>231-239-240.
SCA GMZ230-235.The office that day
Everything else NWS Corpus Christi, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 3, 1:34 AM CDT | Flash Flood Warning | CRP | La Salle, McMullen | 3 hr |
| Jul 3, 4:37 AM CDT | Flash Flood Warning | CRP | La Salle, McMullen | 3 hr |
| Jul 3, 7:30 AM CDT | Flash Flood Warning | CRP | La Salle, McMullen | 4 hr |
| Jul 3, 2:48 PM CDT | Flash Flood Warning | CRP | La Salle | 4 hr |
Nearby
Severe Thunderstorm Warnings in Texas, 2002Every severe thunderstorm 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.