1 funnel cloud, 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 Brownsville, TX wrote its last area forecast discussion before the first event at Aug 30, 1:30 PM CST, 1 hour 55 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BROWNSVILLE TX 230 PM CDT MON AUG 30 2004 .SHORT TERM...FRONTAL BOUNDARY HAS STALLED OVER CENTRAL TEXAS THIS MORNING AND IS CAUSING SOME SHOWERS AND THUNDERSTORMS. BRO SOUNDING THIS MORNING SHOWED A PWAT OF 2.21 AND A K-INDEX OF 37. BOUNDARY LAYER RHS ARE AT OR ABOVE 70 PERCENT FOR THE NEXT FEW DAYS. WILL CONTINUE TO HAVE SCATTERED TO NUMEROUS SHOWERS OR THUNDERSTORMS THROUGH THE MIDDLE OF THE WEEK. TEMPERATURES WILL BE NEAR NORMAL TO SLIGHTLY BELOW NORMAL FOR THIS TIME OF YEAR DUE MOSTLY TO THE CLOUD COVER. WINDS WILL BE LIGHT OUT OF THE SOUTHEAST FOR THE NEXT FEW DAYS. && .LONG TERM...THE FRONT WILL WASH OUT BY THE MIDDLE OF THE WEEK BECAUSE MIDLEVEL WINDS BECOMING MORE NORTHERLY BRINGING IN A DRIER AIRMASS. THIS SHOULD CAP OFF MOST BUT NOT ALL CONVECTIVE ACTIVITY FOR THE REST OF THE WEEK. TEMPERATURES LATE NEXT WEEK WILL BE NEAR NORMAL TO SLIGHTLY ABOVE NORMAL FOR THIS TIME OF YEAR DUE TO THE LACK OF CLOUDINESS. SURFACE WINDS WILL CONTINUE TO BE LIGHT OUT OF THE EAST TO SOUTHEAST THROUGH THE WEEKEND. && .MARINE...MSAS SURFACE ANALYSIS INDICATED LIGHT NORTHEAST WINDS ACROSS THE OFFSHORE WATERS THIS AFTERNOON WITH LIGHT AND VARIABLE WINDS ACROSS THE BAY WATERS. SEAS WERE NEAR 1 FOOT WITH NORTHEAST WINDS NEAR 4 KNOTS AT BUOY020. WINDS WILL REMAIN LIGHT AND VARIABLE TONIGHT WITH HIGH PRESSURE OVER SOUTHERN MISSOURI/NORTHERN ARKANSAS AND A SURFACE TROUGH OVER THE NORTH GULF OF MEXICO. 12Z ETA80 MODEL RUN PROGS LIGHT NORTHEAST WINDS ACROSS THE COASTAL WATERS TUESDAY WITH A TROUGH OF LOW PRESSURE ACROSS THE NORTHWEST GULF. A LIGHT NORTHEAST WIND EXPECTED TO CONTINUE WEDNESDAY WITH HIGH PRESSURE OVER THE OHIO RIVER VALLEY EXTENDING INTO TX. LIGHT AND VARIABLE WINDS WILL PREVAIL OVER THE WESTERN GULF OF MEXICO THROUGH SATURDAY WITH A WEAK PRESSURE GRADIENT ACROSS THE LOWER TX COAST. && .AVIATION...RADAR IMAGES INDICATE SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS ACROSS NORTHERN PORTIONS OF THE CWA THIS AFTERNOON AS AN OUTFLOW BOUNDARY APPEARS TO BE INTERACTING WITH THE SEABREEZE FRONT AS IT MOVES INLAND. KHRL REPORTED CEILINGS NEAR 4000FT. SHOWERS IN THE VICINITY OF LOCAL AERODROMES WILL CONTINUE TO REDUCE CEILINGS AND VISIBILITIES. OTHERWISE...VFR CONDITIONS SHOULD PREVAIL THROUGH TONIGHT WITH MVFR CONDITIONS DEVELOPING TOWARDS MORNING WITH CEILINGS NEAR 3000FT. && .PRELIMINARY POINT TEMPS/POPS... BAYVIEW/PORT ISABEL 77 88 77 88 77/ 30 40 30 40 10 BROWNSVILLE 75 92 75 91 75/ 30 50 20 30 10 HARLINGEN 76 92 76 92 76/ 30 50 20 30 10 MCALLEN 74 94 74 92 74/ 40 50 30 40 20 RIO GRANDE CITY 72 96 72 96 72/ 40 50 30 40 20 SOUTH PADRE ISLAND 79 87 79 87 79/ 30 40 30 40 20 && .BRO WATCHES/WARNINGS/ADVISORIES...NONE. && SYNOPTIC...65 MESO/AVIATION/MARINE...61 THIS PRODUCT IS ALSO AVAILABLE ON OUR INTERNET WEB PAGE AT: HTTP://WWW.SRH.NOAA.GOV/BRO
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BROWNSVILLE TX 420 PM CDT MON AUG 30 2004 TXZ248>257-311100- BROOKS-COASTAL CAMERON-COASTAL WILLACY-HIDALGO-INLAND CAMERON- INLAND WILLACY-JIM HOGG-KENEDY-STARR-ZAPATA- 420 PM CDT MON AUG 30 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR DEEP SOUTH TEXAS. .DAY ONE...TONIGHT. SCATTERED SHOWERS WITH EMBEDDED THUNDERSTORMS WILL CONTINUE TONIGHT. SOME OF THE THUNDERSTORMS MAY BE STRONG OR EVEN SEVERE. THE MAIN THREATS WILL BE HEAVY RAINFALL WITH LOCAL FLOODING POSSIBLE...DANGEROUS CLOUD TO GROUND LIGHTNING...AND STRONG GUSTY WINDS. SMALL HAIL THE SIZE OF PEAS IS ALSO POSSIBLE...AND FUNNEL CLOUDS MAY BE NOTED. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH MONDAY. SCATTERED SHOWERS AND THUNDERSTORMS WITH LOCALLY HEAVY RAINFALL WILL REMAIN IN THE FORECAST THROUGH MIDWEEK. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS POSSIBLE TONIGHT. EMERGENCY MANAGERS SHOULD REMAIN AWARE OF LOCAL WEATHER CONDITIONS.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 1118 AM CDT MON AUG 30 2004 TXZ257-301700- COASTAL CAMERON- 1118 AM CDT MON AUG 30 2004 ...ISOLATED THUNDERSTORMS ALONG THE COASTAL SECTIONS OF CAMERON COUNTY PRODUCING TROPICAL FUNNEL CLOUDS... SHOWERS AND ISOLATED THUNDERSTORMS ARE DEVELOPING ALONG THE COASTAL SECTIONS OF CAMERON COUNTY LATE THIS MORNING. REPORTS OF FUNNEL CLOUDS DEVELOPING NEAR BAHIA GRANDE NEAR STATE HIGHWAY 48 SOUTHWEST OF PORT ISABEL. WITH LIGHT WINDS AND MOIST TROPICAL CONDITIONS...TROPICAL FUNNELS ARE POSSIBLE...WHICH MAY BRIEFLY TOUCH DOWN. AS THE SEABREEZE FRONT ALONG THE LOWER TEXAS COAST MOVES INLAND EARLY THIS AFTERNOON...THESE TROPICAL FUNNELS WILL LIKELY DISSIPATE. ANY FUNNELS WHICH DO DEVELOP WILL NOT LAST VERY LONG. IF A FUNNEL CLOUD IS SPOTTED...SEEK SAFETY IN A SECURE BUILDING AWAY FROM WINDOWS. STAY TUNED TO NOAA WEATHER RADIO...LOCAL TELEVISION AND RADIO OR YOUR LOCAL CABLE OUTLET...FOR THE LATEST WEATHER INFORMATION. CASTILLO
The Brownsville radar (KBRO), 93 km away, was scanning. The volume nearest the first event began at 21:24 UTC.
1 funnel cloud. Local standard time, as filed.
Department of Public Safety in McAllen reported a funnel cloud just west of McAllen International Airport. The sighting was verified by the McAllen Police Department and local media. It was not observed to touch the ground.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Texas in 2004Every state in 2004This day in weather historyWarnings in Texas, August 2004
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: 5417979.