Alert archive / Texas / Flash Flood Warnings in 2002
Flash Flood Warning 59, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this flash flood warning at Sep 10, 2002, 1:54 AM CDT for Webb 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 outline as issued.
The facts
- Issued
- Sep 10, 2002, 1:54 AM CDT (06:54 UTC)
- Expired
- Sep 10, 2002, 4:45 AM CDT
- In force
- 3 hr
- Issued by
- NWS Corpus Christi, TX
- Area
- Counties, with a storm outline in the text
County Webb County, TX
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, 6.9 hours before the alert went out and 181 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
- 1258 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 688 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- -26 m²/s²
- 0-3 km storm-relative helicity
- 5 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KCRP 100654 FFWCRP TXC479-100945- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 155 AM CDT TUE SEP 10 2002 THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTHERN WEBB COUNTY IN TEXAS * UNTIL 445 AM CDT * AT 154 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN OVER AGUILARES...OR ABOUT 23 MILES EAST OF LAREDO...MOVING WEST AT 5 MPH. RADAR TRENDS ARE SHOWING AN INCREASE IN RAIN OVER SOUTHEAST WEBB COUNTY AGAIN...IN A REGION WHICH HAS ALREADY RECEIVED BETWEEN 4 AND 6 INCHES OF RAIN. AN ADDITIONAL 1 TO 3 INCHES IS POSSIBLE DURING THE OVERNIGHT HOURS WHICH WILL CONTINUE TO AGRIVATE THE FLOODING PROBLEM. THE HEAVIEST RAINS WILL CONTINUE MAINLY ALONG AND SOUTH OF HIGHWAY 359 BETWEEN LAREDO AND HEBBRONVILLE. 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. LAT...LON 2729 9882 2772 9884 2771 9973 2728 9954
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 Sep 9, 9:50 PM CDT, 4 hours 4 minutes earlier.
Area forecast discussion, Sep 9, 9:50 PM CDT, 4 hours 4 minutes before
COASTAL BEND FORECAST DISCUSSION NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 949 PM CDT MON SEP 8 2002 HEAVIEST CONVECTION AROUND REMNANTS OF FAY CONTINUE...LA SALLE AND MCMULLEN GETTING A MUCH NEEDED BREAK AT THIS TIME. NEW RIVER FLOOD OF RECORDS FOR SAN MIGUEL CREEK (STILL RISING) AND POSSIBLY THE FRIO...BOTH AT TILDEN AND THIS WILL RESULT IN MANDATORY RELEASES FROM THE RESERVOIRS. ALTHOUGH EXPECT ACTIVITY TO BE LESS TODAY THAN THE PAST COUPLE OF DAYS...STILL EXPECT CONVECTION OVERNIGHT IN THE GULF WATERS AND THAT MOVING INLAND. MAYBE START SEEING A BIT DRIER CONDITIONS BY WEDNESDAY. INCREASED POPS OVER WEBB COUNTY WHERE FLOODING IS OCCURRING. ALSO ADJUSTED WINDS A BIT AND INCREASED TEMPS A DEGREE OR TWO OVER THE NORTHEAST. REMAINDER OF FORECAST SHOWING LESS RAIN AND DRYING SEEMS OK AT THIS TIME SO NO OTHER CHANGES. ALTHOUGH HIGH TIDE HAS PASSED AT PORT ARANSAS...WATER IS STILL 2 TO 2.5 FEET ABOVE MSL SO WILL HANG ON TO THE COASTAL FLOOD WATCH. WILL ALSO ISSUE UPDATE FFS SHORTLY ON FLASH FLOOD WATCH WHICH WILL CONTINUE THROUGH THE MORNING HOURS. MARINE...WILL MAINTAIN SCA FOR HIGH SEAS JUST FOR 20-60NM WHERE OUTER WATERS WILL FLIRT WITH 7 FEET. CONVECTIVE ACTIVITY OVER OFFSHORE WATERS OF SOUTHEASTERN TEXAS IS ASSOCIATED WITH THE STRONG EASTERLY LOW-LEVEL JET. CANNOT FIND MUCH EVIDENCE OF A WEAK DISTURBANCE APPROACHING OVERNIGHT...BUT THE 00Z MODEL SUITE STILL INDICATES GOOD BOUNDARY LAYER FORCING. SO WILL MAINTAIN SCATTERED CONVECTION OVERNIGHT. .CRP...COASTAL FLOOD WARNING TXZ242>247 THROUGH TUE MORNING. FLASH FLOOD WATCH TXZ229>231-239>241 THROUGH TONIGHT. SCA GMZ270-275. 86/GW...85/BB
In the hours before
Local storm report, Sep 9, 11:41 PM CDT, 2 hours 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CORPUS CHRISTI,TX
1141 PM CDT MON SEP 9 2002
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1000 PM LAREDO TX FLOOD
09/09/02 WEBB PORTIONS OF HIGHWAY 59 AND
359 AND INTERSTATE 35
CLOSED.
GWThe office that day
Everything else NWS Corpus Christi, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 9, 8:43 PM CDT | Flash Flood Warning | CRP | Webb | 107 min |
| Sep 9, 10:35 PM CDT | Flash Flood Warning | CRP | Duval, Webb | 3 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.