Thunderstorms moved over portions of Deep South Texas. One Thunderstorm produced a tornado that touched down briefly over Mercedes.
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 episode as NWS BRO wrote it up.
Thunderstorms moved over portions of Deep South Texas. One Thunderstorm produced a tornado that touched down briefly over Mercedes.
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 Sep 2, 12:08 PM CST, 5 hours 2 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BROWNSVILLE TX 108 PM CDT SUN SEP 2 2007 .DISCUSSION...MOSTLY CLOUDY SKIES AND LIGHT WINDS PREVAIL OVER THE RIO GRANDE VALLEY. A HIGH PRESSURE RIDGE WILL MAINTAIN LIGHT TO MODERATE EAST TO SOUTHEAST WINDS OVER THE CWA WITH THE WINDS BECOMING LIGHT AND VARIABLE DURING THE OVERNIGHT PERIODS THROUGH THE MIDDLE OF NEXT WEEK. LIGHT RAIN SHOWERS MOVED OVER PORTIONS OF THE RIO GRANDE VALLEY TODAY AND WITH MOSTLY CLOUDY SKIES SLIGHTLY BELOW NORMAL TEMPERATURES HAVE OCCURRED. AN UPPER LEVEL LOW PRESSURE SYSTEM LOCATED ACROSS NORTH MEXICO AND WEST TEXAS COUPLED WITH A WEAK COASTAL LOW PRESSURE TROUGH LOCATED ALONG THE MEXICAN COAST SOUTH OF DEEP SOUTH TEXAS WILL CONTINUE PRODUCING A CHANCE FOR SHOWERS AND ISOLATED THUNDERSTORMS MOVING ACROSS PORTIONS OF THE RIO GRANDE VALLEY AT TIMES THROUGH MONDAY. A WEAK HIGH PRESSURE SYSTEM LOCATED ACROSS THE NORTHERN GULF OF MEXICO WILL STRENGTHEN OVER THE NEXT FEW DAYS DECREASING THE CHANCES FOR SHOWERS AND THUNDERSTORMS OVER THE CWA. THE TEMPERATURES WILL INCREASE ACROSS THE RIO GRANDE VALLEY THIS WEEK TO NEAR NORMAL VALUES FOR THIS TIME OF THE YEAR AS THE CLOUD COVER AND RAIN CHANCES DIMINISH. && .MARINE...AT 12 NOON BUOY020 REPORTED EAST WINDS AT 4 TO 6 KTS AND SEAS 1 FOOT AT 5 SECONDS. LIGHT WINDS AND SEAS WILL CONTINUE INTO THE MIDDLE PART OF THE WEEK AS A SURFACE RIDGE REMAINS IN PLACE ACROSS THE NORTHERN GULF. AMPLE MOISTURE IN THE REGION WILL CONTINUE TO PRODUCE SHOWERS AND THUNDERSTORMS OVER MOST OF THE COASTAL WATERS OF DEEP SOUTH TEXAS THROUGH THE MIDDLE PART OF THE WEEK. WINDS AND SEAS WILL INCREASE SLIGHTLY WEDNESDAY AS A WEAK TROPICAL WAVE INFLUENCES THE AREA. && .AVIATION...VFR CONDITIONS WILL PREVAIL WITH TEMPO IN MVFR IN SHOWERS AND THUNDERSTORMS FOR THE NEXT 24 HOURS. WINDS WILL BE LIGHT FROM THE EAST TO SOUTHEAST THROUGH 24 HOURS. && .PRELIMINARY POINT TEMPS/POPS... BAYVIEW/PORT ISABEL 76 88 77 89 78 / 30 50 20 40 20 BROWNSVILLE 75 90 76 91 77 / 30 50 20 40 20 HARLINGEN 74 90 75 92 76 / 30 50 20 40 20 MCALLEN 74 90 75 93 76 / 30 50 20 40 20 RIO GRANDE CITY 74 92 75 94 76 / 30 40 20 30 20 SOUTH PADRE ISLAND 76 86 78 86 79 / 30 50 20 40 20 && .BRO WATCHES/WARNINGS/ADVISORIES...NONE. && THIS PRODUCT IS ALSO AVAILABLE ON THE WEB AT: HTTP://WWW.WEATHER.GOV/BROWNSVILLE SYNOPTIC/GRIDS....63 MARINE/AVIATION...65 MESOSCALE...MARTINEZ
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BROWNSVILLE TX 539 AM CDT SUN SEP 2 2007 TXZ248>257-031045- ZAPATA-JIM HOGG-BROOKS-KENEDY-STARR-HIDALGO-INLAND WILLACY- INLAND CAMERON-COASTAL WILLACY-COASTAL CAMERON- 539 AM CDT SUN SEP 2 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR DEEP SOUTH TEXAS. .DAY ONE...TODAY AND TONIGHT NUMEROUS SHOWERS AND THUNDERSTORMS ARE EXPECTED AGAIN TODAY. SOME OF THESE THUNDERSTORMS WILL PRODUCE LOCALLY HEAVY RAINFALL. MINOR FLOODING OF LOW LYING AREAS AND PONDING OF WATER ON ROADWAYS AND HIGHWAYS CAN BE EXPECTED WHERE THE HEAVIEST RAIN OCCURS. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY HEAVY RAIN AND FLOODING POTENTIAL CONTINUES THROUGH THE MIDDLE OF THE WEEK. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT CURRENTLY ANTICIPATED. 64
The Brownsville radar (KBRO), 56 km away, was scanning. The volume nearest the first event began at 23:09 UTC.
1 tornado. Local standard time, as filed.
Mercedes police reported a weak tornado touched down briefly toppling two or three trees near Texas and Tenth Streets in the city. Numerous callers reported seeing a funnel cloud in the Mercedes area.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Texas in 2007Every state in 2007This day in weather historyThe tornado archive for Texas, 2007Warnings in Texas, September 2007
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: 54666.