A waterspout formed over the west end of Copano Bay, near Bayside, and traveled southwest. M.
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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 CRP wrote it up.
A waterspout formed over the west end of Copano Bay, near Bayside, and traveled southwest. The waterpout moved over land as a tornado near Egery Island Drive and F.M. 136, and dissipated shortly thereafter.
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 11, 6:12 PM CST, 10 minutes earlier.
AREA FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 712 PM CDT TUE SEP 11 2007 .AVIATION...STG/SVR TSRA DEVELOPED LATE ALG SEA BREEZE AND SWD MOVG BOUNDARY. EXPECT CONVECTION TO LAST ANOTHER COUPLE OF HOURS BFR DISSIPATING AS DAYTIME HEATING ENDS AND BOUNDARY WEAKENS. THUS...HAVE INCLUDED TEMPO TSRA FOR KCRP AND KLRD WITH VCTS FOR OTHER TWO LOCATIONS AOB 03Z. BELIEVE WITH WIND PROFILE THAT CONVECTION OVNT WILL BE TOO LIMITED FOR MENTION IN TAFS FOR NOW...BUT DO EXPECT MORE ACTIVITY TMRW EARLIER THAN TDA WITH TROPICAL WAVE MORE PROXIMATE TO AREA PROVIDING MORE LIFT/CONVERGENCE. BEGAN MENTION OF TSRA KCRP AFT 16Z WITH CONVECTION LTR FARTHER INLAND. OTHERWISE...EXPECT VFR CONDS OVERALL OUTSIDE OF AREAS OF SHRA/TSRA. && .PREV DISCUSSION... /ISSUED 300 PM CDT TUE SEP 11 2007/ SHORT-TERM (TONIGHT THROUGH WEDNESDAY NIGHT)...A WEAK FRONT IS SLOWLY SAGGING SOUTHWARD OVER SOUTH-CENTRAL TEXAS THIS AFTERNOON AND IS POISED TO MEANDER INTO THE CWFA LATER TONIGHT. AT THE SAME TIME...A TROPICAL WAVE OVER THE GULF WILL CONTINUE ITS WESTWARD TREK TOWARDS THE LOWER TEXAS COAST. THESE TWO SYSTEMS ARE PROGGED TO MERGE OVER SOUTH TEXAS TONIGHT WITH THE NET EFFECT OF COOLER OVERNIGHT LOWS BEHIND THE FRONT (MAINLY NORTHERN COUNTIES) AND INCREASED PRECIPITATION CHANCES OVER THE GULF DUE TO ENHANCED CONVERGENCE. PER TWOAT...EVEN THOUGH THE WAVE IS MOVING INTO A MORE FAVORABLE ENVIRONMENT FOR FURTHER DEVELOPMENT...DEVELOPMENT WILL BE SLOW DUE TO PROXIMITY TO LAND. BY WEDNESDAY...THE CENTER OF THE WAVE IS ANTICIPATED TO BE LOCATED ALONG THE LOWER TEXAS COAST WITH THE HEAVIEST CONVECTIVE ACTIVITY CONFINED TO THE GULF AND COASTAL COUNTIES. THE WAVE (BARRING ANY FURTHER DEVELOPMENT) IS THEN EXPECTED TO MOVE NORTHWARD INTO THE COASTAL BEND WEDNESDAY NIGHT WITH THE BULK OF THE ACTIVITY CONTINUING ITS CONFINEMENT TO THE GULF AND COASTAL COUNTIES. TEMPERATURES WILL BE ABOUT A CATEGORY BELOW SEASONAL VALUES TONIGHT AND WEDNESDAY...BUT RETURN TO NORMAL READINGS WEDNESDAY NIGHT. MARINE...A TROPICAL WAVE WILL PRODUCE SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS OVER THE GULF TONIGHT THROUGH WEDNESDAY NIGHT. NO FURTHER DEVELOPMENT OF THE WAVE IS EXPECTED AT THIS TIME WITH WINDS/SEAS ANTICIPATED TO REMAIN BELOW HEADLINE CRITERIA. AVIATION...GENERALLY VFR CONDITIONS ARE EXPECTED OVER SOUTH TEXAS TAF SITES THROUGH WEDNESDAY AFTERNOON. TEMPO MVFR/IFR CONDITIONS ARE EXPECTED NEAR CONVECTIVE ACTIVITY...MAINLY AFFECTING TERMINAL AERODROMES OVER THE RIO GRANDE PLAINS THIS AFTERNOON/EVENING. CONVECTIVE ACTIVITY ASSOCIATED WITH A TROPICAL WAVE WILL THEN AFFECT TAF SITES EAST OF HIGHWAY 281 THROUGHOUT THE DAY WEDNESDAY. LONG-TERM (THURSDAY THROUGH TUESDAY)...THE DETERMINISTIC SOLNS GENERALLY CONSISTENT WITH A WEAKNESS IN THE UPPER HEIGHTS THU/FRI WITH A BUILDING OF THE UPPER RIDGE DRG THE REMAINDER OF THE PERIOD. BOTH THE GFS AND NAM PROG THE TROPICAL WAVE (CURRENTLY OVR THE WRN GULF) TO TRANSITION INTO A CLOSED LOW ALG THE COAST AND CONTRIBUTE TO SCT CONVECTION...RESTRICTING THE BULK OF THE ACTIVITY TO THE ERN CWFA. FRI...THE WEAKENING QUASI-STATIONARY WAVE/LINGERING MSTR AND WEAK UPPER FORCING WL CONTRIBUTE TO ADDITIONAL CONVECTION. SAT...THE GFS PROGS THE NEXT FRONT TO ENTER THE REGION. ANTICIPATE THAT IT WILL STALL AND COMBINE WITH LINGERING MSTR TO TRIGGER CONVECTION AREAWIDE. OWING TO THE BUILDING UPPER RIDGE...EXPECT A REDUCTION IN CONVECTION BY SUN...WITH NO ACTIVITY TUE. EXPECT PREDOMINATE CONDITIONS OVR THE WATER TO REMAIN BELOW SCEC CRITERIA...WHICH IS SUBJECT TO CHANCE DEPENDING ON THE EVENTUAL STRENGTH OF THE FOREGOING SFC LOW THU/FRI. && .PRELIMINARY POINT TEMPS/POPS... CORPUS CHRISTI 72 89 74 87 76 / 40 60 50 60 30 VICTORIA 70 89 73 86 74 / 40 60 50 60 40 LAREDO 73 93 76 94 77 / 40 20 10 10 10 ALICE 70 93 72 90 74 / 40 40 40 40 30 ROCKPORT 75 89 76 87 77 / 50 60 50 60 30 COTULLA 69 91 71 92 74 / 30 20 10 10 10 KINGSVILLE 70 91 73 89 75 / 40 50 50 50 30 NAVY CORPUS 74 87 77 86 77 / 50 60 50 60 30 && .CRP WATCHES/WARNINGS/ADVISORIES... TX...NONE. GM...NONE. && GW/86...SHORT TERM BB/85...LONG TERM
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 448 AM CDT TUE SEP 11 2007 GMZ230-235-250-255-270-275-TXZ229>234-239>247-121000- BAYS AND WATERWAYS FROM BAFFIN BAY TO PORT ARANSAS- BAYS AND WATERWAYS FROM PORT ARANSAS TO PORT OCONNOR- COASTAL WATERS BAFFIN BAY TO PORT ARANSAS OUT 20 NM- COASTAL WATERS PORT ARANSAS TO MATAGORDA SHIP CHANNEL OUT 20 NM- WATERS BAFFIN BAY TO PORT ARANSAS 20 TO 60 NM- WATERS PORT ARANSAS TO MATAGORDA SHIP CHANNEL 20 TO 60 NM- LA SALLE-MCMULLEN-LIVE OAK-BEE-GOLIAD-VICTORIA-WEBB-DUVAL- JIM WELLS-KLEBERG-NUECES-SAN PATRICIO-ARANSAS-REFUGIO-CALHOUN- 448 AM CDT TUE SEP 11 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH TEXAS AND THE MIDDLE TEXAS COASTAL WATERS. .DAY ONE...TODAY AND TONIGHT THE COMBINATION OF A COLD FRONT MOVING SOUTH INTO THE COASTAL BEND AND A TROPICAL WAVE OVER THE NORTHWEST GULF OF MEXICO WILL INCREASE SHOWER AND THUNDERSTORM ACTIVITY TODAY AND TONIGHT. NO ORGANIZED SEVERE WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY THE COMBINATION OF A STALLED COLD FRONT AND WEAK TROPICAL WAVE ACROSS SOUTH TEXAS WILL LEAD TO SCATTERED SHOWERS AND THUNDERSTORMS THROUGH FRIDAY. HIGHEST CONCENTRATION OF STORMS WILL BE ACROSS THE COASTAL BEND WITH ACTIVITY TAPERING OFF RAPIDLY WEST OF ALICE THROUGH FRIDAY. HIGHER RAIN CHANCES WILL SPREAD WEST ONCE AGAIN ON SATURDAY AS ANOTHER COLD FRONT ARRIVES ACROSS SOUTH TEXAS. THE MAIN THREAT FROM STORMS DURING THIS PERIOD WILL BE FROM LOCALLY HEAVY DOWNPOURS. FOUR DAY RAINFALL TOTALS WILL AVERAGE AROUND 1 TO 2 INCHES ACROSS THE COASTAL BEND WEDNESDAY THROUGH SATURDAY...HOWEVER LOCALIZED 2 TO 4 INCH AMOUNTS WILL BE POSSIBLE WITH STORMS EACH DAY AND THIS COULD CAUSE SOME LOCALIZED MINOR FLOODING OF LOW LYING AREAS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. TE/MG
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 613 PM CDT TUE SEP 11 2007 TXZ247-120000- CALHOUN- 613 PM CDT TUE SEP 11 2007 ...A STRONG THUNDERSTORM WAS AFFECTING CALHOUN COUNTY... AT 609 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR POINT COMFORT...OR NEAR PORT LAVACA...MOVING SOUTHWEST AT 15 MPH. MARBLE SIZE HAIL...AND WINDS 40 TO 50 MPH ARE EXPECTED WITH THIS STORM. GW
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 648 PM CDT TUE SEP 11 2007 TXZ245-246-120045- ARANSAS-REFUGIO- 648 PM CDT TUE SEP 11 2007 ...A STRONG THUNDERSTORM WAS AFFECTING ARANSAS AND REFUGIO COUNTIES... AT 647 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR TIVOLI...OR 10 MILES SOUTHWEST OF LONG MOTT...MOVING SOUTHWEST AT 10 MPH. WINDS 40 TO 50 MPH ARE POSSIBLE WITH THIS STORM. GW
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CORPUS CHRISTI TX 722 PM CDT TUE SEP 11 2007 TXZ243-244-120100- NUECES-SAN PATRICIO- 722 PM CDT TUE SEP 11 2007 ...A STRONG THUNDERSTORM WAS AFFECTING NUECES AND SAN PATRICIO COUNTIES... AT 716 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR BAYSIDE...OR 10 MILES WEST OF ROCKPORT... MOVING SOUTHWEST AT 15 MPH. MARBLE SIZE HAIL...AND WINDS 40 TO 50 MPH ARE EXPECTED WITH THIS STORM. ALSO...BRIEF FUNNEL CLOUDS ARE POSSIBLE WITH THIS STORM. AT 720 PM...LAW ENFORCEMENT REPORTED A BRIEF FUNNEL CLOUD JUST NORTHWEST OF GREGORY ASSOCIATED WITH THIS STRONG STORM. THE FUNNEL HAS ALREADY MOVED BACK INTO THE CLOUDS...BUT ADDITIONAL FUNNELS ARE POSSIBLE WITH THIS STORM. GW
The Corpus Christi radar (KCRP), 43 km away, was scanning. The volume nearest the first event began at 00:21 UTC.
1 tornado. Local standard time, as filed.
This weak tornado orginally began as a waterspout over Copano Bay. The tornado dissipated shortly after making landfall.
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: 57895.