Alert archive / Texas / Flash Flood Warnings in 2003
Flash Flood Warning 4, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this flash flood warning at Jul 3, 2003, 4:32 PM CDT for Duval County, Texas. It was in force for 118 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 3, 2003, 4:32 PM CDT (21:32 UTC)
- Expired
- Jul 3, 2003, 6:30 PM CDT
- In force
- 118 min
- Issued by
- NWS Corpus Christi, TX
- Area
- Counties, with a storm outline in the text
County Duval County, TX
The radar
The Corpus Christi radar (KCRP), 106 km from the middle of the area, began a volume at 21:33 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 12:00Z, 9.5 hours before the alert went out and 122 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
- 2634 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 689 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- -54 m²/s²
- 0-3 km storm-relative helicity
- -24 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 032134 FFWCRP TXC131-032330- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 432 PM CDT THU JUL 3 2003 THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A * FLASH FLOOD WARNING FOR... DUVAL COUNTY IN TEXAS * UNTIL 630 PM CDT * AT 428 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN 9 MILES NORTH OF REALITOS...OR ABOUT 9 MILES WEST OF BENAVIDES...MOVING NORTH AT 20 MPH. 2 TO 3 INCHES OF RAIN HAS FALLEN OVER THE CENTRAL PORTION OF DUVAL COUNTY IN AN AREA WHICH RECEIVED HEAVY RAINFALL YESTERDAY. 2 TO 3 INCHES OF ADDITIONAL RAINFALL IS POSSIBLE. EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES AND ARROYOS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS. LAT...LON 2743 9880 2738 9829 2804 9825 2804 9875 $$ TMT
2 follow-up statements
000 WGUS74 KCRP 032158 FFSCRP TXC131-032245- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 458 PM CDT THU JUL 3 2003 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR DUVAL COUNTY UNTIL 630 PM CDT... AT 451 PM...NATIONAL WEATHER SERVICE RADAR INDICATED THUNDERSTORMS WITH HEAVY RAIN 10 TO 15 MILES SOUTH OF FREER AND 5 MILES SOUTHWEST OF BENAVIDES. THE THUNDERSTORMS WILL MOVE NORTH AT 15 MPH. LOCALIZED FLOODING OF LOW LYING AREAS AND ROADWAYS WILL BE POSSIBLE ALONG HIGHWAY 359 NEAR BENAVIDES...BETWEEN REALITOS AND HEBBRONVILLE AND ALONG STATE HIGHWAY 16 SOUTH OF FREER. ADDITIONAL RAIN AMOUNTS OF UP TO 2 INCHES WILL BE POSSIBLE OVER CENTRAL AND NORTHERN PORTIONS OF DUVAL COUNTY THROUGH 630 PM. EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES AND ARROYOS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS. $$ TMT
000 WGUS74 KCRP 032253 FFSCRP TXC131-040000- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 553 PM CDT THU JUL 3 2003 ...FLASH FLOOD WARNING FOR DUVAL COUNTY HAS BEEN CANCELLED... AT 549 PM...NATIONAL WEATHER SERVICE RADAR INDICATED THE RAINFALL WAS DECREASING ACROSS THE WARNED AREA...AND THE FLOOD THREAT WAS DIMINISHING. SOME MINOR FLOODING MAY CONTINUE...BUT THE THREAT OF SERIOUS FLOODING IS ENDING. THUS...THE FLASH FLOOD WARNING IS BEING CANCELLED FOR DUVAL COUNTY. $$ TMT
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 Jul 3, 2:20 PM CDT, 2 hours 12 minutes earlier.
Area forecast discussion, Jul 3, 2:20 PM CDT, 2 hours 12 minutes before
COASTAL BEND FORECAST DISCUSSION NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 220 PM CDT THU JUL 3 2003 SHORT-TERM (THROUGH 12Z FRI) AS UPR LO SITS OVER AREA IN SHORT TERM...UNCAPPED ATMOSPHERE WITH HIGH CAPES WILL CONTINUE TO LEND ITSELF TO SCATTERED TO NUMEROUS SHRA AND TSRA...MOSTLY DRIVEN BY LOCAL FORCING. THIS MEANS MOST CONVECTION WILL REMAIN AWAY FROM THE IMMEDIATE COAST THROUGH THIS AFTERNOON...BUT WILL RETURN OVERNIGHT DUE TO LAND/SEA BOUNDARY INTERACTIONS. WIND FIELD REMAINS WEAK SFC AND AFT...SO CONVECTION WILL BE GENERALLY SHORT-LIVED PULSE-TYPE...BUT DUE TO HI PWATS LOCAL RAINFALL COULD BE HEAVY. STILL NOT ENOUGH RAIN OVR PAST FEW DAYS TO WARRANT FFA...BUT AS THIS PATTERN CONTINUES WE MAY CONSIDER IT. LONG-TERM (12Z FRI THRU THU)...MAIN PROBLEM THIS CYCLE WILL BE PROGGING PERSISTENT UPPER LOW OVER NE MEXICO. WILL FOLLOW ETA12 SOLUTION OF KEEPING UPPER LOW NEARLY STATIONARY ON FRIDAY THEN LIFT THE SYSTEM NW ON SAT. H8-H3 MOISTURE FIELDS ARE FORECASTED TO DROP SIGNIFICANTLY ON SATURDAY ALLOWING FOR JUST ISOLATED TO SCATTERED CONVECTION THIS WEEKEND. BETTER CHANCE FOR RAIN EARLY NEXT WEEK WITH APPROACH OF TROPICAL WAVE. WAVE SHOULD MOVE NW THROUGH S TX ON EARLY TUESDAY BEFORE RIDGE OVER NORTHERN GULF WEDGES OVER AREA. WILL LOWER POPS ON GRIDS A LITTLE SATURDAY AND SUNDAY TO 20/30 PERCENT. FOR MARINE...ONSHORE FLOW WILL STRENGTHEN SOME...BUT SHOULD REMAIN BELOW SCEC CRITERIA. CRP TE 078/090 078/092 078 72462 VCT TE 076/090 076/093 076 72462 LRD TE 078/092 077/096 077 72563 .CRP...NONE. JP...70 SHORT-TERM AP...72 LONG-TERM
Hazardous weather outlook, Jul 3, 5:45 AM CDT, 10 hours 47 minutes before
TXZ229>234-239>247-041100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 545 AM CDT THU JUL 3 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH TEXAS. .DAY ONE...TODAY AND TONIGHT SHOWERS AND THUNDERSTORMS ARE LIKELY TODAY THROUGH EARLY THIS EVENING. THE MAIN IMPACT FROM THE SHOWERS AND STORMS WILL BE LOCALLY HEAVY RAINFALL...WITH ISOLATED AMOUNTS OF UP TO 3 INCHES POSSIBLE. AVERAGE RAINFALL AMOUNTS WILL GENERALLY BE AROUND 1/2 INCH FOR THOSE WHO RECEIVE RAINFALL. ALTHOUGH NO SEVERE WEATHER IS EXPECTED...THE COMBINATION OF A TROPICAL AIRMASS AND A LIGHT WIND FIELD COULD PRODUCE AN ISOLATED FUNNEL CLOUD. THESE FUNNELS SELDOM TOUCH THE GROUND BUT SHOULD BE AVOIDED. FINALLY...SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS ARE EXPECTED TO DEVELOP OVERNIGHT OVER THE GULF WATERS AND MOVE INLAND...MAINLY AFFECT THE COASTAL COUNTIES OF SOUTH TEXAS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY ABUNDANT MOISTURE FROM THE GULF OF MEXICO COMBINED WITH A SERIES OF UPPER LEVEL DISTURBANCES WILL BRING A CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH THE WEEKEND AND INTO EARLY NEXT WEEK. THUNDERSTORMS SHOULD REMAIN BELOW SEVERE LIMITS...BUT WILL BE CAPABLE OF PRODUCING LIGHTNING...GUSTY WINDS AND BRIEF HEAVY RAINFALL. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. GW/TE
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.