Alert archive / Texas / Flash Flood Warnings in 2003
Flash Flood Warning 56, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jul 15, 2003, 9:22 PM CDT for 4 counties in Texas. It was in force for 113 min. 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 15, 2003, 9:22 PM CDT (02:22 UTC)
- Expired
- Jul 15, 2003, 11:15 PM CDT
- In force
- 113 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
Counties Atascosa County, TX, Frio County, TX, Karnes County, TX, Wilson County, TX
The radar
The Austin/San Antonio radar (KEWX), 96 km from the middle of the area, began a volume at 02:24 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.
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, 2.4 hours before the alert went out and 161 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
- 314 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 712 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -16 m²/s²
- 0-3 km storm-relative helicity
- 74 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KEWX 160223
FFWSAT
TXC013-163-255-493-160415-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
922 PM CDT TUE JUL 15 2003
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
WILSON
ATASCOSA
KARNES
FRIO
* UNTIL 1115 PM CDT
* AT 922 PM...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY
RAIN OVER THE WARNED AREA AS TROPICAL STORM CLAUDETTE TRACKS WEST
AT 15 MPH. EXPECT HEAVY RAINFALL RATES OF AROUND 2 INCHES PER HOUR
OVER THE WARNED AREA. RAINFALL TOTALS IN EXCESS OF 7 INCHES ARE
POSSIBLE IN PARTS OF KARNES AND ATASCOSA COUNTIES BY 10 PM WITH
MANY AREAS EXPECTED TO RECEIVE BETWEEN 2 AND 4 INCHES.
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 2865 9834 2883 9814 2876 9791 2888 9766
2904 9785 2920 9807 2909 9843 2908 9928
2867 9932
$$1 follow-up statement
000 WGUS74 KEWX 160356 FFSSAT TXC013-029-163-255-325-493-160415- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1050 PM CDT TUE JUL 15 2003 ...A FLASH FLOOD WARNING CONTINUES FOR BEXAR AND MEDINA COUNTIES UNTIL 1230 AM CDT... ...A FLASH FLOOD WARNING CONTINUES FOR WILSON...ATASCOSA...KARNES AND FRIO COUNTIES UNTIL 1115 PM CDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL FROM YANCEY TO LEMING AND CAMPBELLTON. RAINFALL RATES ARE ESTIMATED AT 1 TO 2 INCHES AN HOUR WITHIN THIS BAND OF THUNDERSTORMS. CLAUDETTE IS NOW CENTERED JUST SOUTH OF DILLEY AND IS MOVING WEST AT 10 TO 15 MPH. VERY HEAVY RAINFALL WILL CONTINUE IN THE VICINITY OF THE CENTER OF CIRCULATION. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. STAY TUNED TO LOCAL MEDIA OUTLETS FOR THE LATEST WEATHER INFORMATION. $$
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 Austin/San Antonio, TX wrote its last area forecast discussion before this flash flood warning went out at Jul 15, 8:49 PM CDT, 33 minutes earlier.
Area forecast discussion, Jul 15, 8:49 PM CDT, 33 minutes before
SOUTH CENTRAL TEXAS FORECAST DISCUSSION...UPDATE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
849 PM CDT TUE JUL 15 2003
HAVE DONE A QUICK UPDATE TO MOVE THE HIGH WIND WARNING WESTWARD TO
MATCH THE TRACK OF THE CENTER OF CLAUDETTE.
ANOTHER UPDATE COMING PENDING THE EXPIRATION OF TORNADO WATCH. WILL
ALSO LIKELY RECONFIGURE THE FLASH FLOOD WATCH BASED ON THE LATEST
GUIDANCE FROM THE NATIONAL HURRICANE CENTER. WILL UPDATE GRIDS WITH
ISSUANCE OF NEW FLASH FLOOD WATCH.
PRELIMS...
AUS 070/088 073/092 072 54341
DRT 073/085 073/093 074 89852
SAT 071/089 071/091 074 98541
.EWX...HIGH WIND TONIGHT FOR ATASCOSA... FRIO... DIMMIT AND
ZAVALA COUNTIES.
FLASH FLOOD WATCH FOR ENTIRE SOUTH CENTRAL TEXAS AREA
INCLUDING THE TEXAS HILL COUNTRY.
WIND ADVISORY FOR THE REMAINDER OF SOUTH CENTRAL TEXAS
TONIGHT OUTSIDE OF THE HIGH WIND WARNING AREA.
13/03In the hours before
Local storm report, Jul 15, 3:25 PM CDT, 5 hours 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
325 PM CDT TUE JUL 15 2003
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0300 PM CUERO TX WIND DAMAGE
07/15/03 DEWITT STRUCTURAL DAMAGE TO MANY
HOMES, POWER LINES DOWN
REPORTED BY LAW
ENFORCEMENT
PMSpecial weather statement, Jul 15, 6:04 PM CDT, 3 hours 18 minutes before
TXZ171>173-183>194-202>209-217>225-228-160030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 604 PM CDT TUE JUL 15 2003 ...URBAN AND SMALL STREAM FLOOD ADVISORY UNTIL 715 PM FOR KARNES COUNTY... ...FLASH FLOOD WATCH IN EFFECT UNTIL NOON WEDNESDAY FOR ALL OF SOUTH CENTRAL TEXAS AND THE HILL COUNTY... ...TORNADO WATCH IN EFFECT UNTIL 10 PM FOR ATASCOSA... KARNES WILSON... DEWITT... GONZALES AND LAVACA COUNTIES... ...HIGH WIND WARNING IN EFFECT TONIGHT FOR ATASCOSA... DEWITT KARNES... LAVACA AND WILSON COUNTIES... TROPICAL STORM CLAUDETTE IS NOW CENTERED BETWEEN GEORGE WEST AND BEEVILLE MOVING WEST AT 10 TO 15 MPH. THE HEAVIEST RAINS OVERNIGHT WILL OCCUR NEAR THE CENTER OF THE STORM AS IT TRACKS WESTWARD ACROSS SOUTHERN ATASCOSA...FRIO...ZAVALA...DIMMIT AND MAVERICK COUNTIES. A FLASH FLOOD WATCH REMAINS EFFECT OVERNIGHT AS THE OUTER CONVECTIVE BANDS WILL PRODUCE LOCALLY HEAVY RAINFALL AWAY FROM THE CENTER. RAINFALL AMOUNTS WILL AVERAGE 2 TO 4 INCHES ACROSS ALL OF SOUTH CENTRAL TEXAS AND THE HILL COUNTRY. HIGHER TOTALS OF 3 TO 5 INCHES ARE POSSIBLE CLOSER TO THE CENTER OF THE STORM TRACK. CAMPERS...HIKERS...AND THOSE WITH INTERESTS ALONG RIVERS AND STREAMS...AS WELL AS THOSE IN LOW LYING AREAS SHOULD PREPARE FOR A HEAVY RAIN EVENT. SOME SOILS REMAIN MOIST FROM RAINS OF THE PAST COUPLE OF WEEKS...AND RUNOFF COULD BECOME RAPID. PERSONS IN SOUTH CENTRAL TEXAS AND THE HILL COUNTRY ARE ADVISED TO MONITOR THIS DANGEROUS WEATHER SITUATION.
Special weather statement, Jul 15, 7:03 PM CDT, 2 hours 19 minutes before
TXZ171>173-183>194-202>209-217>225-228-160100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 703 PM CDT TUE JUL 15 2003 ...FLASH FLOOD WARNING IN EFFECT UNTIL 930 PM FOR KARNES... ATASCOSA... DEWITT AND LAVACA COUNTIES... ...FLASH FLOOD WATCH IN EFFECT UNTIL NOON WEDNESDAY FOR ALL OF SOUTH CENTRAL TEXAS AND THE HILL COUNTY... ...TORNADO WATCH IN EFFECT UNTIL 10 PM FOR ATASCOSA... KARNES WILSON... DEWITT... GONZALES AND LAVACA COUNTIES... ...HIGH WIND WARNING IN EFFECT TONIGHT FOR ATASCOSA... DEWITT KARNES... LAVACA AND WILSON COUNTIES... TROPICAL STORM CLAUDETTE IS NOW CENTERED 65 MILES SOUTH OF SAN ANTONIO MOVING WEST AT 10 TO 15 MPH. THE HEAVIEST RAINS OVERNIGHT WILL OCCUR NEAR THE CENTER OF THE STORM AS IT TRACKS WESTWARD ACROSS SOUTHERN ATASCOSA...FRIO...ZAVALA...DIMMIT AND MAVERICK COUNTIES. A FLASH FLOOD WATCH REMAINS EFFECT OVERNIGHT AS THE OUTER CONVECTIVE BANDS WILL PRODUCE LOCALLY HEAVY RAINFALL AWAY FROM THE CENTER. RAINFALL AMOUNTS WILL AVERAGE 2 TO 4 INCHES ACROSS ALL OF SOUTH CENTRAL TEXAS AND THE HILL COUNTRY. HIGHER TOTALS OF 3 TO 5 INCHES ARE POSSIBLE CLOSER TO THE CENTER OF THE STORM TRACK. CAMPERS...HIKERS...AND THOSE WITH INTERESTS ALONG RIVERS AND STREAMS...AS WELL AS THOSE IN LOW LYING AREAS SHOULD PREPARE FOR A HEAVY RAIN EVENT. SOME SOILS REMAIN MOIST FROM RAINS OF THE PAST COUPLE OF WEEKS...AND RUNOFF COULD BECOME RAPID. PERSONS IN SOUTH CENTRAL TEXAS AND THE HILL COUNTRY ARE ADVISED TO MONITOR THIS DANGEROUS WEATHER SITUATION.
Special weather statement, Jul 15, 7:49 PM CDT, 1 hour 33 minutes before
TXZ171>173-183>194-202>209-217>225-228-160200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 749 PM CDT TUE JUL 15 2003 ...FLASH FLOOD WARNING UNTIL 930 PM FOR KARNES... ATASCOSA... DEWITT AND LAVACA COUNTIES... ...URBAN AND SMALL STREAM ADVISORY UNTIL 915 PM FOR BEXAR AND WILSON COUNTIES... ...FLASH FLOOD WATCH UNTIL NOON WEDNESDAY FOR ALL OF SOUTH CENTRAL TEXAS AND THE HILL COUNTY... ...TORNADO WATCH IN EFFECT UNTIL 10 PM FOR ATASCOSA... KARNES WILSON... DEWITT... GONZALES AND LAVACA COUNTIES... ...HIGH WIND WARNING IN EFFECT TONIGHT FOR ATASCOSA... DEWITT KARNES... LAVACA AND WILSON COUNTIES... TROPICAL STORM CLAUDETTE IS CENTERED ABOUT 65 MILES SOUTH OF SAN ANTONIO MOVING WEST AT 10 TO 15 MPH. THE HEAVIEST RAINS OVERNIGHT WILL OCCUR NEAR THE CENTER OF THE TROPICAL STORM AS IT TRACKS WESTWARD ACROSS SOUTHERN ATASCOSA...FRIO...ZAVALA...DIMMIT AND MAVERICK COUNTIES. A FLASH FLOOD WATCH REMAINS EFFECT OVERNIGHT AS THE OUTER CONVECTIVE BANDS WILL PRODUCE LOCALLY HEAVY RAINFALL AWAY FROM THE CENTER. RAINFALL AMOUNTS WILL AVERAGE 2 TO 4 INCHES ACROSS ALL OF SOUTH CENTRAL TEXAS AND THE HILL COUNTRY. HIGHER TOTALS OF 3 TO 5 INCHES ARE POSSIBLE CLOSER TO THE CENTER OF THE STORM TRACK. CAMPERS...HIKERS...AND THOSE WITH INTERESTS ALONG RIVERS AND STREAMS...AS WELL AS THOSE IN LOW LYING AREAS SHOULD PREPARE FOR A HEAVY RAIN EVENT. SOME SOILS REMAIN MOIST FROM RAINS OF THE PAST COUPLE OF WEEKS...AND RUNOFF COULD BECOME RAPID. PERSONS IN SOUTH CENTRAL TEXAS AND THE HILL COUNTRY ARE ADVISED TO MONITOR THIS DANGEROUS WEATHER SITUATION.
Local storm report, Jul 15, 8:43 PM CDT, 39 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
843 PM CDT TUE JUL 15 2003
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0333 PM HALLETTSVILLE TX WIND DAMAGE
07/15/03 LAVACA TREES DOWN AND POWER
OUTAGE
REPORTED BY LAW
ENFORCEMENT
0530 PM KARNES CITY TX WIND DAMAGE
07/15/03 KARNES TREES AND POWER LINES DOWN
COUNTYWIDE
REPORTED BY LAW
ENFORCEMENT
0700 PM CUERO TX WIND DAMAGE
07/15/03 DEWITT POWER LINES DOWN
COUNTYWIDE
REPORTED BY LAW
ENFORCEMENT
0730 PM RUNGE TX FLASH FLOODS
07/15/03 KARNES ROADS CLOSED
REPORTED BY LAW
ENFORCEMENT
0731 PM JOURDANTON TX WIND DAMAGE
07/15/03 ATASCOSA 1 FATALITY
TREE BLOWN OVER ON
VICTIM BY HIGH WIND
REPORTED BY
LAW ENFORCEMENT
0740 PM JOURDANTON TX WIND DAMAGE
07/15/03 ATASCOSA POWER LINES DOWN
COUNTYWIDE
REPORTED BY LAW
ENFORCEMENT
DCThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 15, 10:30 PM CDT | Flash Flood Warning | EWX | Bexar, Medina | 2 hr |
| Jul 15, 11:12 PM CDT | Flash Flood Warning | EWX | Atascosa, Frio, Karnes, Wilson | 108 min |
| Jul 16, 1:05 PM CDT | Flash Flood Warning | EWX | Bexar | 115 min |
| Jul 16, 1:27 PM CDT | Flash Flood Warning | EWX | Karnes | 2 hr |
| Jul 16, 1:52 PM CDT | Flash Flood Warning | EWX | Medina | 113 min |
| Jul 16, 2:39 PM CDT | Flash Flood Warning | EWX | Frio | 111 min |
| Jul 16, 4:26 PM CDT | Flash Flood Warning | EWX | Val Verde | 2 hr |
| Jul 16, 6:33 PM CDT | Flash Flood Warning | EWX | Lavaca | 4 hr |
| Jul 16, 6:42 PM CDT | Flash Flood Warning | EWX | Val Verde | 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; radar from the NEXRAD Level II archive.