1 thunderstorm wind, as filed by the National Weather Service.
Every event with a place to put it. 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 Brownsville, TX wrote its last area forecast discussion before the first event at May 22, 2:30 PM CST, 3 hours 9 minutes earlier.
DEEP SOUTH TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE BROWNSVILLE TX 330 PM CDT THU MAY 22 2003 VISIBLE SATELLITE IMAGERY INDICATES THAT ONE OR TWO CELLS OF DEEP CONVECTION PERSIST BETWEEN DEL RIO AND LAREDO EXTENDING EAST TO COTULLA. THESE STORMS WERE MOVING TOWARD THE SOUTHEAST PARALLELING THE RIO GRANDE. THERE WAS ALSO AN AREA OF STORMS ABOUT 75 MILES SOUTH OF RIO GRANDE CITY MOVING IN A SIMILAR DIRECTION AND WEAKENING. THUS...INSTABILITY IS STILL PRESENT IN AREAS AROUND DEEP SOUTH TEXAS. MODEL COMPARISONS DEPICT A SMILE-SHAPED MID-LEVEL SHORT WAVE STILL IN THE PROCESS OF MOVING ACROSS THE DEEP SOUTH FROM NORTH TO SOUTH. THE ZERO VORTICITY LINE APPEARS TO REACH THE MEXICO BORDER AROUND 06Z FRIDAY MORNING...KEEPING A CHANCE FOR ISOLATED SHOWERS IN THE FORECAST TIL THEN. THIS SHORTWAVE APPEARS TO BE THE LAST COHERENT FEATURE TO AFFECT THE AREA THROUGH THE WEEKEND... ALTHOUGH AN ASSORTMENT OF SMALL VORT MAXES STILL PASS THROUGH THE REGION ON THE NORTHWEST FLOW DURING THAT TIME. UNFORTUNATELY FOR LOCAL RAINFALL ENTHUSIASTS...RH VALUES OF GREATER THAN 70 PERCENT FROM SFC-600MB WILL ONLY BE AVAILABLE THROUGH 06Z ACCORDING TO AN AVN X-SECTION FOR BRO. RELATIVE HUMIDITY VALUES AT +700 MB DECREASE BELOW 50 PERCENT AS OF 18Z FRIDAY...SLAMMING THE DOOR SHUT ON ANY CHANCES FOR MORE RAIN. THEN A RETURN TO SOUTH OR SOUTHEAST FLOW OCCURS BY SUNDAY MORNING AND TEMPERATURES CLIMB ABOVE NORMAL ONCE AGAIN FOR THE EXTENDED PERIOD. MARINE...AT 2 P.M. BUOY 020 REPORTED EAST WINDS AT 12 KNOTS WITH GUSTS TO 14 KNOTS AND SEAS AT 3 FEET 5 SECONDS. LIGHT TO MODERATE EAST WINDS WILL CONTINUE ACROSS THE LOWER TEXAS COASTAL WATERS. ISOLATED SHOWERS MAY OCCUR DUE TO THE ABUNDANT MOISTURE ACROSS THE AREA. HIGH PRESSURE WILL BUILD IN FROM THE GULF TONIGHT RESULTING IN THE CONTINUATION OF EASTERLY WINDS THROUGH FRIDAY. A LOW PRESSURE SYSTEM WILL DEVELOP OVER THE GREAT PLAINS LATE IN THE WEEKEND PRODUCING MODERATE SOUTH TO SOUTHEASTERLY WINDS ACROSS THE MARINE AREAS. AVIATION...VFR CONDITIONS WITH LIGHT EASTERLY WINDS ARE REPORTED ACROSS THE CWA THIS AFTERNOON. VFR CONDITIONS WILL PREVAIL THROUGH THIS EVENING. MVFR CONDITIONS ARE EXPECTED OVERNIGHT DUE TO A LOWERING OF CEILING HEIGHTS WITH LIGHT VARIABLE WINDS. LIGHT PATCHY FOG OR HAZE MAY OCCUR NEAR SUNRISE. PRELIMINARY NUMBERS FOR COORDINATION PURPOSES ONLY... BRO EB 072/091 070/090 071/091 10/00/00/00/00/00 HRL EB 072/089 072/089 071/091 10/00/00/00/00/00 MFE EB 071/092 070/091 071/093 10/00/00/00/00/00 RGC EB 072/091 072/091 072/094 10/00/00/00/00/00 SPI EB 074/086 075/087 075/087 10/00/00/00/00/00 .BRO...NONE. SYNOPTIC...53/69 MARINE-AVIATION...63 MESO...VEGA THIS PRODUCT IS ALSO AVAILABLE ON OUR INTERNET WEB PAGE AT: HTTP://WWW.SRH.NOAA.GOV/BRO
TXZ248>257-231000- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BROWNSVILLE TX 600 AM CDT THU MAY 22 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR DEEP SOUTH TEXAS. .TODAY AND TONIGHT. A MINOR DISTURBANCE MOVING THROUGH DEEP SOUTH TEXAS TODAY COULD CAUSE SOME SCATTERED SHOWERS OR THUNDERSTORMS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH THURSDAY. NO HAZARDOUS WEATHER IS EXPECTED. .SPOTTER INFORMATION STATEMENT. SPOTTER ACTIVATION IS NOT EXPECTED TODAY AND TONIGHT. 65
The national radar mosaic for the moment the first event began.
1 thunderstorm wind. Local standard time, as filed.
Trained weather spotters reported winds of 60 mph and hail half an inch in diameter.
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, May 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 2026-09-24. Each event’s entry at NCEI: 5360288.