Alert archive / Texas / Flash Flood Warnings in 2003
Flash Flood Warning 19, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this flash flood warning at Sep 18, 2003, 2:06 PM CDT for Bee County, Goliad County, Refugio 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 18, 2003, 2:06 PM CDT (19:06 UTC)
- Expired
- Sep 18, 2003, 5:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Corpus Christi, TX
- Area
- Counties, with a storm outline in the text
Counties Bee County, TX, Goliad County, TX, Refugio 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 12:00Z, 7.1 hours before the alert went out and 77 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
- 2496 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 553 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 47 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 181906 FFWCRP TXC025-175-391-182200- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 206 PM CDT THU SEP 18 2003 THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A * FLASH FLOOD WARNING FOR... EASTERN BEE COUNTY IN TEXAS GOLIAD COUNTY IN TEXAS WESTERN REFUGIO COUNTY IN TEXAS * UNTIL 500 PM CDT * AT 200 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LARGE AREA OF SHOWERS AND THUNDERSTORMS OVER NORTHERN PARTS OF COASTAL BEND FROM PETTUS TO GOLIAD AND EXTENDING SOUTH TO SKIDMORE AND REFUGIO. MOVEMENT WAS NORTH AT 15 MPH. DOPPLER RADAR ESTIMATED NEARLY 2 INCHES OF RAIN OVER THE WARNED AREA. ADDITIONAL SHOWERS AND THUNDERSTORMS OVER THE WESTERN GULF WILL SPREAD OVER THIS REGION AND MAY PROVIDE AN ADDITIONAL 1 TO 2 INCHES THIS AFTERNOON. * SOME LOCATIONS AFFECTED INCLUDE... BEEVILLE... BERCLAIR... GOLIAD... NORMANNA... PETTUS... REFUGIO... 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 9766 2820 9718 2882 9725 2861 9788 $$ AP
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 18, 10:07 AM CDT, 3 hours 59 minutes earlier.
Area forecast discussion, Sep 18, 10:07 AM CDT, 3 hours 59 minutes before
SOUTH TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 1007 AM CDT THU SEP 18 2003 UPPER JET DYNAMICS/WEAK UPPER TROUGH WILL COMBINE WITH COPIOUS MSTR TO GENERATE ADDITIONAL CONVECTION THIS AFTN. MSAS DEPICTS A SFC TROUGH JUST OFF THE COAST. THIS TROUGH HAS PERSISTED DRG THE PAST SEVERAL DAYS. THE GFS/ETA PROGS THIS TROUGH TO MOVE ONSHORE THIS AFTN AND ACRS THE CWFA OVERNIGHT IN ADVANCE OF THE FRONT. NOT CONVINCED OF THIS GIVEN THE LIKELIHOOD THAT THE UPPER DYNAMICS WOULD SUPPORT PSBL DEVELOPMENT OF THIS WAVE/MAINTAIN IT WITHOUT MUCH MOVEMENT WESTWARD. ANTICIPATE THAT THE SFC TROUGH WL NOT ADVANCE FARTHER THAN THE ALONG THE COAST. WL MAINTAIN THE HIGHEST POPS OVR THE EAST BASED ON EXPECTED SFC CONVERGENCE. EXTREMELY HIGH PW VALUES WL CONTRIBUTE TO HEAVY RAINFALL. WL MAINTAIN THE FFG WATCH. 1-HR FFG FOR LASALLE ONLY 1 INCH...HWR NO RAINFALL IS OCCURRING AT THIS TIME OWING IN PART TO SIGNIFICANTLY LESS MSTR CONVERGENCE. THUS WL NOT ADD THIS COUNTY TO THE WATCH AT THIS TIME...YET WL CONTINUE TO MONITOR. WL LOWER MAX TEMPS OVER THE CWFA FOR THIS AFTN OWING TO COPIOUS MSTR/CLOUDS/RAIN. WHEN CONSIDERING THE HIGH CAPE VALUES...AND TO A LESSER EXTENT WEAK-MODERATE VERTICAL SHEAR...THUNDERSTORMS IN RESPONSE TO THE ENHANCED MSTR CONVERGENCE OVR THE ERN CWFA/COASTAL WATERS MAY GENERATE STORMS WITH BRIEF STRONG GUSTY WIND. .CRP...FLASH FLOOD WATCH FOR TXZ230>234-240>247 THRU 400PM TODAY. 87
Hazardous weather outlook, Sep 18, 6:00 AM CDT, 8 hours 6 minutes before
GMZ230-235-250-255-270-275-TXZ229>234-239>247-191100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 600 AM CDT THU SEP 18 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH TEXAS. .DAY ONE...TODAY AND TONIGHT SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS ARE EXPECTED TODAY. HEAVY RAINFALL WILL BE POSSIBLE AND A FLASH FLOOD WATCH HAS BEEN ISSUED FOR MOST OF SOUTH TEXAS. 1 TO 2 INCHES OF RAINFALL IS POSSIBLE...WITH ISOLATED AMOUNTS OF 3 TO 4 INCHES. THIS AMOUNT OF RAINFALL ON SATURATED GROUNDS WILL CAUSE FLOODING. THE INTENSITY AND COVERAGE OF THE RAINFALL WILL DIMINISH TONIGHT. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY A COLD FRONT WILL MOVE INTO SOUTH TEXAS FRIDAY PROVIDING A LINGERING CHANCE OF SHOWERS AND THUNDERSTORMS. SCATTERED SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE ALONG A TROUGH OF LOW PRESSURE NEAR THE COAST ON SATURDAY. THE CHANCES FOR SHOWERS AND THUNDERSTORMS WILL INCREASE AGAIN BY SUNDAY AS TROPICAL MOISTURE INCREASES IN ADVANCE OF THE NEXT COLD FRONT WHICH WILL MOVE INTO SOUTH TEXAS ON MONDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. TR/TMT
The office that day
Everything else NWS Corpus Christi, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 18, 1:13 PM CDT | Special Marine Warning | CRP | 62 min | |
| Sep 18, 2:23 PM CDT | Special Marine Warning | CRP | 67 min | |
| Sep 18, 2:23 PM CDT | Special Marine Warning | CRP | 67 min | |
| Sep 18, 4:06 PM CDT | Flash Flood Warning | CRP | Aransas, Kleberg, Nueces, San Patricio | 3 hr |
Nearby
Flash Flood Warnings in Texas, 2003Every flash flood warning in 2003
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.