1 flood, as filed by the National Weather Service.
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.
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.
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 Oct 12, 12:30 PM CST, 9 hours 45 minutes earlier.
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</html>GMZ230-235-250-255-270-275-TXZ229>234-239>247-131100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 600 AM CDT SUN OCT 12 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH TEXAS. .DAY ONE...TODAY AND TONIGHT A FLASH FLOOD WATCH IS IN EFFECT FOR TODAY FOR THE RIO GRANDE PLAINS. WIDESPREAD SHOWERS AND THUNDERSTORMS WILL PROVIDE ADDITIONAL RAINFALL AMOUNTS OF 2 TO 3 INCHES WITH ISOLATED AMOUNTS NEAR 5 INCHES POSSIBLE. PORTIONS OF THE RIO GRANDE PLAINS HAS RECEIVED 5 TO 10 INCHES OF RAIN SINCE SATURDAY EVENING. ANY ADDITIONAL RAINFALL WILL QUICKLY BECOME RUNOFF AND AGGRAVATE THE FLOODING SITUATION OVER THE REGION ESPECIALLY OVER WEBB...LA SALLE AND MCMULLEN COUNTIES. FOR THE COASTAL BEND AND VICTORIA CROSSROADS...SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE TODAY AND TAPER OFF TONIGHT. BRIEF HEAVY RAIN AND WIND GUSTS UP TO 30 MPH WILL BE POSSIBLE WITH THE STRONGER STORMS. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY THE CHANCE FOR SHOWERS AND THUNDERSTORMS WILL CONTINUE ON MONDAY AND TUESDAY. THUNDERSTORMS SHOULD REMAIN BELOW SEVERE LEVELS...WITH LOCALLY HEAVY RAIN BEING THE PRIMARY THREAT. A COLD FRONT IS EXPECTED ON TUESDAY WHICH WILL BRING DRIER AIR AND STRONG NORTHERLY WINDS INTO THE AREA. SMALL CRAFT ADVISORIES MAY BE REQUIRED TUESDAY AND WEDNESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. TMT/TR
The national radar mosaic for the moment the first event began.
1 flood. Local standard time, as filed.
Heavy rainfall over South Texas on the 11th and 12th led to river flooding. The Rio Grande River at Laredo rose above flood stage on the 12th, crested at 20.01 feet on the 12th, and fell below flood stage on the 14th. (flood stage 8 feet)
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Texas in 2003Every state in 2003This day in weather historyWarnings in Texas, October 2003
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 2026-10-01. Each event’s entry at NCEI: 5371397.