A severe thunderstorm developed near a cold frontal boundary that was pushing to the coast in the morning.
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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 HGX wrote it up.
A severe thunderstorm developed near a cold frontal boundary that was pushing to the coast in the morning.
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 Houston/Galveston, TX wrote its last area forecast discussion before the first event at Nov 4, 6:18 AM CST, 3 hours 12 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 618 AM CST SUN NOV 4 2012 .DISCUSSION... SEE 12Z AVIATION DISCUSSION. && .AVIATION... WIDELY SCATTERED SHOWERS AND THUNDERSTORMS HAVE DEVELOPED THIS MORNING IN AN AREA EXTENDING TO THE SOUTH AND EAST OF HIGHWAY 59 AS A PRE-FRONTAL TROF MOVES IN TO THE HOUSTON METRO AREA. THE MAIN FRONT IS STILL IN NORTH TEXAS AND SHOULD MOVE THROUGH THE AREA LATER TODAY BEFORE STALLING ALONG THE COAST. THE CONVECTIVE ACTIVITY WILL CONTINUE UNTIL THIS EVENING. CIGS AND VSBY SHOULD REMAIN ABOVE VFR THRESHOLD EXCEPT FOR POSSIBLE MVFR CONDITIONS IN AREAS OF HEAVIER PRECIPITATION. WINDS SHOULD BE LIGHT AND VARIABLE THROUGH THE FORECAST PERIOD. 44 && .PREV DISCUSSION... /ISSUED 418 AM CST SUN NOV 4 2012/ DISCUSSION... SOUTHEASTWARD MOVING MCS NEAR SAN ANTONIO HAS SHOWN A MORE EASTERLY MOVEMENT OVER THE PAST HOUR OR SO. IF THIS TREND CONTINUES IT COULD AFFECT PARTS OF JACKSON...WHARTON...AND MATAGORDA COUNTIES AFTER 6AM. HAVE INCREASED POPS ACROSS THIS AREA FOR THE MORNING TO ACCOUNT FOR THIS FEATURE. A WEAK PRE FRONTAL TROUGH WILL PUSH THROUGH THE REGION TODAY BRINGING NORTHERLY SURFACE WINDS ALTHOUGH THE ACTUAL COLD FRONT SHOULD REMAIN WELL TO OUR NORTH TODAY. UPPER FLOW REMAINS SOMEWHAT DIVERGENT WITH MODERATE INSTABILITY AND PW VALUES BETWEEN 1.0-1.1 INCHES. WITH NUMEROUS OUTFLOW BOUNDARIES LEFT OVER ACROSS THE REGION WE SHOULD BEGIN TO SEE SCATTERED SHOWERS AND THUNDERSTORMS DEVELOP WITH AFTERNOON HEATING...ALTHOUGH COVERAGE SHOULD BE SOMEWHAT LESS THAN SATURDAY. BETTER CHANCE FOR RAIN LOOKS TO COME MONDAY AFTERNOON AND EVENING AS THE UPPER LEVEL TROUGH AXIS MOVES OVERHEAD AND PUSHES THE COLD FRONT OFFSHORE. COOLER AND DRIER CONDITIONS ARE EXPECTED FOR TUESDAY AND WEDNESDAY IN THE WAKE OF THE FRONT. A STRONG UPPER LEVEL TROUGH WILL MOVE INTO THE WESTERN UNITED STATES BY LATE IN THE WEEK LEADING TO LEE SIDE CYCLOGENESIS ACROSS THE SOUTHERN PLAINS AND STRONG RETURN FLOW ACROSS OUR REGION. TEMPERATURES WILL REBOUND QUICKLY WITH HIGHS IN THE LOWER 80S AGAIN BY FRIDAY. BOTH THE GFS AND ECMWF BRING ANOTHER COLD FRONT THROUGH THE REGION BEYOND THE END OF THE CURRENT FORECAST PERIOD. CONSIDERABLE TIMING DIFFERENCES REMAIN WITH THE GFS PRODUCING A FASTER AND SLIGHTLY STRONGER FRONTAL PASSAGE LATE SUNDAY INTO MONDAY. 38 MARINE... A WEAK FRONTAL BOUNDARY MAY MOVE OFF THE COAST THIS AFTERNOON...HOWEVER IT IS EXPECTED TO BECOME STATIONARY OVER THE NORTHERN GULF. LIGHT AND VARIABLE WIND CONDITIONS AND 1 TO 2 FOOT SEAS WILL CONTINUE THROUGH MONDAY. A STRONGER COLD FRONT WILL ARRIVE ON TUESDAY MORNING... GENERATING A STRONG OFF SHORE FLOW TO NEAR CAUTION LEVELS TUESDAY AFTERNOON. A RIDGE OF HIGH PRESSURE WILL RE-ESTABLISH ITSELF OVER THE SOUTHEASTERN U.S. IN THE SECOND HALF OF THE WEEK..INITIATING A MODERATE ON-SHORE FLOW THAT WILL CONTINUE INTO THE WEEKEND. 44 && .PRELIMINARY POINT TEMPS/POPS... COLLEGE STATION (CLL) 80 61 79 49 74 / 30 10 30 10 10 HOUSTON (IAH) 81 63 82 54 74 / 30 10 30 20 10 GALVESTON (GLS) 81 67 79 65 74 / 30 10 30 30 10 && .HGX WATCHES/WARNINGS/ADVISORIES... TX...NONE. GM...NONE. && DISCUSSION...38 AVIATION/MARINE...44
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 448 AM CST SUN NOV 4 2012 TXZ163-164-176>179-195>200-210>214-226-227-235>238-051100- AUSTIN-BRAZORIA-BRAZOS-BURLESON-CHAMBERS-COLORADO-FORT BEND- GALVESTON-GRIMES-HARRIS-HOUSTON-JACKSON-LIBERTY-MADISON-MATAGORDA- MONTGOMERY-POLK-SAN JACINTO-TRINITY-WALKER-WALLER-WASHINGTON- WHARTON- 448 AM CST SUN NOV 4 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...TODAY AND TONIGHT SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED TODAY. A FEW THUNDERSTORMS COULD PRODUCE GUSTY WINDS AND SMALL HAIL. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY SHOWERS AND THUNDERSTORMS ARE EXPECTED MONDAY AFTERNOON AND EVENING AHEAD OF A COLD FRONT THAT WILL PUSH THROUGH THE REGION MONDAY NIGHT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED.
The Houston radar (KHGX), 15 km away, was scanning. The volume nearest the first event began at 15:28 UTC.
1 thunderstorm wind. Local standard time, as filed.
There was wind damage to commercial building windows and minor roof damage to the fire station. One residence was damaged by a vehicle that was pivoted around and struck the home.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Texas in 2012Every state in 2012This day in weather historyWarnings in Texas, November 2012
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: 412091.