Texas, 2003

Flash Flood in Texas, September 17, 2003

September 17, 2003 · NWS CRP · 1 event in 1 county or zone

1 flash flood, as filed by the National Weather Service.

Where it happened

Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What forecasters said that day

The local office's own words before the first event, 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 the first event at Sep 17, 2:10 PM CST, 2 hours 10 minutes earlier.

Area forecast discussion, Sep 17, 2:10 PM CST, 2 hours 10 minutes before
SOUTH TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
310 PM CDT WED SEP 17 2003

SHORT-TERM (TONIGHT AND THURSDAY)...GOES SOUNDER DEPICTS HIGH PW
VALUES ACROSS THE AREA. GFS PROGS MSTR TO CONTINUE TO ADVECT NWD
ACRS THE REGION OVERNIGHT. ANTICIPATE CONVECTION THIS AFTN OVER THE
CNTRL/WRN CWFA TO DMSH LATER OWING TO INCREASING CIN. CAVEAT...CIN
VALUES WL NOT INCREASE TOO MUCH AS MSTR CONTINUES TO ADVECT. EXPECT
CONVECTION TO DEVELOP OFFSHORE OVERNIGHT THEN ADVECT ONSHORE TOWARD
MORNING...CONSISTENT WITH TDA AND YDA. HWR...INCREASING MSTR...AND A
WEAK UPPER DISTURBANCE PROGD BY ETA/GFS...WL RESULT IN GREATER
COVERAGE OF CONVECTION. WL FCST 50-60% POPS FOR THU. AT THIS TIME...
NOT YET CONFIDENT THAT HVY RAIN/FLOODING WL BE WIDESPREAD.
FURTHER...1-HR FFG VALUES FOR THE CWFA STILL ABOVE 1 INCH. THUS WL
NOT ISSUE AN FFA.

LONG TERM (THU NIGHT THRU WED)...BEST MOISTURE WILL BE POOLED ACROSS
SOUTHERN AND WESTERN COUNTIES THUR NIGHT. WILL HANG ONTO CHC POPS
FOR THE SOUTH AND WEST DURING THE EVENING. GFS INDICATES UPR LVL
LOW OVER NRN PLAINS WILL LIFT NE INTO CANADA ON FRI WHILE ETA
FURTHER IS FURTHER SOUTH WITH LOW. AS A RESULT ETA BRINGS COLD FRONT
THROUGH CWA FRI AFTERNOON WHILE GFS STALLS FRONT ACROSS SOUTHERN
HALF OF CWA. 2 PWAT AIR WILL REMAIN SUFFICIENT AHEAD OF FRONT ON
FRIDAY TO WARRANT SCATTERED POPS...HIGHEST SOUTH AND WEST. WHERE
FRONT ENDS UP STALLING AND WASHING OUT WILL BE KEY TO PRECIP CHANCES
ON SAT. FEEL FRONT WILL LIKELY STALL AND WASH OUT ACROSS SOUTHERN
COUNTIES. MODELS SHOWING PWAT TO REMAIN NEAR 1.7-2 ON SAT...
THEREFORE WILL INTRODUCE 30 POPS ACROSS THE SOUTH FOR SAT AND TAPER
BACK TO 10S FAR NORTH. MOISTURE SURGES BACK NORTH ON SUNDAY WITH
INCREASING SOUTHERLY FLOW AS NEXT SYSTEM DIGS IN ACROSS EASTERN
ROCKIES. MODELS DISCREPANCIES STILL EXIST WITH AMPLITUDE OF TROF AS
IT MOVES INTO PLAINS...WITH GFS AND UKMET CONTINUING TO TREND SLOWER
AND DEEPER WHILE ECMWF AND CANADIAN IS MORE PROGRESSIVE. THE GFS
SOLUTION WOULD RESULT IN A STRONGER FRONT DIVING SOUTH INTO TEXAS ON
MONDAY. WILL NOT MAKE ANY CHANGES TO CURRENT EXTENDED FORECAST WITH
RESPECT TO THIS FRONT AWAITING MODEL CONSISTENCY. GRIDS WILL REFLECT
SCATTERED POPS ON MONDAY WITH DRIER AIR WORKING INTO S TX TUE AND
WED. WILL NOT BITE YET ON MEX TEMPS AND KEEP LOWS 1 CAT HIGHER.

CRP TE 075/085 074/087 071 87563
VCT TE 073/085 071/087 068 87452
LRD TE 077/087 073/089 071 87554

.CRP...NONE.

87...SHORT-TERM
76...LONG-TERM
Hazardous weather outlook, Sep 17, 5:00 AM CST, 11 hours 20 minutes before
GMZ230-235-250-255-270-275-TXZ229>234-239>247-181100-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
600 AM CDT WED SEP 17 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH TEXAS.

.DAY ONE...TODAY AND TONIGHT

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED AGAIN TODAY.
LOCALLY HEAVY RAINFALL IS POSSIBLE...ESPECIALLY NEAR THE COAST WHERE
2 TO 3 INCHES OF RAIN COULD FALL IN SHORT PERIOD OF TIME.  THIS MAY
CAUSE LOCALIZED FLOODING.  BESIDES HEAVY RAINFALL...STORMS ARE
EXPECTED TO REMAIN BELOW SEVERE LEVELS TODAY AND TONIGHT.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE
OVER SOUTH TEXAS ON THURSDAY AS AN UPPER LEVEL DISTURBANCE INTERACTS
WITH DEEP TROPICAL MOISTURE OVER THE REGION. LOCALLY HEAVY RAINFALL
WILL BE POSSIBLE WITH THUNDERSTORMS CAPABLE OF PRODUCING LOCALIZED
RAIN AMOUNTS OF 2 TO 4 INCHES. THIS WILL INCREASE THE THREAT FOR
FLOODING DUE TO THE SATURATED CONDITIONS ACROSS SOUTH TEXAS AND A
FLASH FLOOD WATCH MAY BE ISSUED FOR THURSDAY.

A COLD FRONT WILL MOVE INTO SOUTH TEXAS FRIDAY PROVIDING A LINGERING
CHANCE OF SHOWERS AND THUNDERSTORMS. 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

In the hours before

Special weather statement, Sep 17, 2:47 PM CST, 1 hour 33 minutes before
TXZ229>234-239>247-180900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
347 PM CDT WED SEP 17 2003

...HEAVY RAINFALL POSSIBLE THURSDAY...

AN EXTREMELY MOIST AND UNSTABLE AIRMASS WILL PERSIST OVER THE
COASTAL BEND AND RIO GRANDE PLAINS TONIGHT THROUGH THURSDAY.
FURTHER...AN UPPER LEVEL DISTURBANCE WILL MOVE ACROSS SOUTH TEXAS
THURSDAY. THE COMBINATION OF THE DISTUBANCE AND THE AMBIENT
ENVIRONMENT WILL RESULT IN THE DEVELOPMENT OF SHOWERS AND
THUNDERSTORMS TONIGHT AND THURSDAY.

SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS WILL OCCUR
THURSDAY. ISOLATED HEAVY RAINFALL WITH HIGH RAINFALL RATES MAY
OCCUR OVER THE COASTAL BEND AND RIO GRANDE PLAINS. EXPECT TOTAL
RAINFALL AMOUNTS TO AVERAGE AROUND 1 INCH...WITH ISOLATED 2 TO 3
INCH AMOUNTS. THEREFORE...ISOLATED FLOODING IS ANTICIPATED. IF
FLOODING IS EXPECTED TO BECOME MORE WIDESPREAD ACROSS THE COASTAL
BEND AND RIO GRANDE PLAINS...FLASH FLOOD WATCH MAY BE ISSUED.

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES...STATEMENTS
OR POSSIBLE WARNINGS. ALSO...CHECK OUT OUR WEBSITE AT
WWW.SRH.NOAA.GOV/CRP

WC

The radar

The Corpus Christi radar (KCRP), 5 km away, was scanning. The volume nearest the first event began at 22:17 UTC.

Open the radar archive at this moment

Event by event

1 flash flood. Local standard time, as filed.

Flash Flood, Nueces

When
September 17, 4:20 PM CST to 5:45 PM CST
Where
Nueces County, Corpus Christi
Reported by
NWS EMPLOYEE(OFF DUTY)
Coordinates
27.735, -97.516 (the zone’s center; the record gives no point)

Very heavy rainfall over city of Corpus Christi produced water over the road at Rand Morgan Road and also near the West Campus Del Mar College. Minor, nuisance street flooding occurred across numerous other city streets.

What these are

Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Texas in 2003Every state in 2003This day in weather historyWarnings in Texas, September 2003

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5337724.