Severe thunderstorms developed in the late afternoon north of Houston and produced several reports of hail and wind damage.
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 HGX wrote it up.
Severe thunderstorms developed in the late afternoon north of Houston and produced several reports of hail and wind damage.
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 Jul 26, 2:08 PM CST, 1 hour 50 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 308 PM CDT SUN JUL 26 2009 .DISCUSSION... OUTFLOW FROM SCATTERED CONVECTION THAT HAS MOVED ACROSS THE NORTHERN PORTIONS OF LOUISIANA WILL INITIATE ADDITIONAL CONVECTIVE ACTIVITY OVER THE NORTHEAST AND EAST CENTRAL PORTIONS OF OUR CWFA THE REST OF THIS AFTERNOON. WATER VAPOR LOOP INDICATE SEVERAL UPSTREAM ENERGY. GFS INDICATES A SERIES OF UPPER LEVEL IMPULSES MOVING IN THE NORTHWEST FLOW TO NORTH AND EAST TEXAS BEGINNING TONIGHT AND INTO NEXT WEEK. UPPER LEVEL TROUGH LINE EAST OF OUR REGION WILL RETREAT THE NEXT SEVERAL DAYS BRINGING DEEPER HIGH MOISTURE LEVELS. MODELS AND HPC INDICATE OUR NORTHERN (MORE SO W/NE) SECTIONS WILL HAVE SIGNIFICANTLY HIGHER RAIN CHANCES WITH SURFACE BOUNDARY FOR THE MOST PART LINGERING JUST NORTH OF REGION. OUTFLOW HOWEVER FROM ORGANIZED CONVECTION THAT MAY DEVELOP SHOULD PUSH SOUTH ACROSS OUR REGION (ON AND OFF). PWATS INCREASING TO 2 INCHES TONIGHT ESPECIALLY NORTHERN ZONES. NAM BUFR SOUNDINGS SHOWING PWATS PEAKING NEAR 2.3 INCHES OVER IAH MONDAY EVENING. WITH UPPER RIDGE RETREATING EARLY NEXT WEEK UPPER FLOW OVER OUR REGION WILL BECOME MORE DIFFLUENT. WE INCREASED POPS TO LIKELY NORTHEAST ZONES MONDAY AFTERNOON AND SAME FOR TUESDAY AFTERNOON. LEFT 5O PERCENT FOR REST OF NORTHERN ZONES. WE CAN EXPECT LOWER DAYTIME TEMPERATURES THE NEXT FEW DAYS DE TO INCREASING CLOUD COVER AND HIGHER POPS. IF GFS IS CORRECT WE SHOULD SEE DECREASING RAIN CHANCES LATE THIS WEEK AND INTO THE COMING WEEKEND. ECMWF HOWEVER CONTINUE TO INDICATE TROUGHING ALBEIT BECOMING WEAKER OVER OUR REGION FOR SAME PERIOD. 37 && .PRELIMINARY POINT TEMPS/POPS... COLLEGE STATION (CLL) 77 93 76 92 76 / 30 40 40 40 30 HOUSTON (IAH) 76 92 76 92 76 / 30 40 30 40 20 GALVESTON (GLS) 80 89 80 90 80 / 20 40 20 30 20 && .HGX WATCHES/WARNINGS/ADVISORIES... TX...NONE. GM...NONE. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 1137 AM CDT SUN JUL 26 2009 TXZ163-164-176>179-195>200-210>214-226-227-235>238-270715- 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- 1137 AM CDT SUN JUL 26 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS. .DAY ONE...THIS AFTERNOON AND TONIGHT A STRONG UPPER LEVEL DISTURBANCE WILL APPROACH SOUTHEAST TEXAS FROM THE NORTH DURING THE LATE AFTERNOON. THE DISTURBANCE OVER NORTHEAST TEXAS AND LOUISIANA WILL MOVE SOUTH AIDING THE DEVELOPMENT OF SHOWERS AND THUNDERSTORMS OVER AREAS MAINLY NORTHEAST OF A MADISONVILLE TO CONROE TO HOUSTON TO HIGH ISLAND LINE. ISOLATED THUNDERSTORMS ALONG THE SEABREEZE WILL ALSO BE POSSIBLE THOUGH MORE LIKELY AFTER 3 PM. THE STORMS MOVING IN FROM THE NORTH WILL HAVE THE POTENTIAL FOR GUSTY WINDS AND POSSIBLY A FEW THAT COULD BECOME SEVERE WITH DAMAGING WINDS. THE GREATER CHANCE FOR HAZARDOUS WEATHER WILL OCCUR BETWEEN 3 PM AND 8 PM. VERY WARM TEMPERATURES COUPLED WITH HIGH HUMIDITY LEVELS WILL PRODUCE HEAT INDEX VALUES BETWEEN 100 AND 106 DEGREES. OTHERWISE...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY AN UPPER LEVEL TROUGH WILL DEVELOP OVER THE SOUTHERN PLAINS. THIS FEATURE COUPLED WITH DEEPER MOISTURE WILL PRODUCE SCATTERED SHOWERS AND THUNDERSTORMS FOR MOST OF THE WEEK. THE BEST CHANCE FOR RAIN WILL BE OVER THE NORTHERN HALF OF THE REGION...CLOSER TO THE UPPER TROUGH. OTHERWISE NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... EMERGENCY MANAGERS AND STORM SPOTTERS SHOULD REMAIN ALERT FOR POSSIBLE ACTIVATION LATE THIS AFTERNOON OR EARLY THIS EVENING.
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
441 PM CDT SUN JUL 26 2009
TXZ176-177-198-262245-
GRIMES-MADISON-WALKER-
441 PM CDT SUN JUL 26 2009
...SPECIAL WEATHER STATEMENT...
AT 440 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
RAPIDLY DEVELOPING THUNDERSTORM NEAR MADISONVILLE...MOVING SOUTH AT
20 MPH.
HAIL SMALLER THAN DIMES...FREQUENT CLOUD TO GROUND LIGHTNING...BRIEF
MODERATE DOWNPOURS...ARE POSSIBLE WITH THIS STORM.
LOCATIONS IN THE PATH OF THIS STORM INCLUDE...BEDIAS AND
MADISONVILLE.
AVOID TALL OUTDOOR OBJECTS THAT CAN ATTRACT LIGHTNING. IF YOU ARE
OUTDOORS AND HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY
LIGHTNING. SEEK SHELTER IN A STURDY STRUCTURE OR NON-CONVERTABLE
AUTOMOBILE UNTIL THIS STORM HAS PASSED.
LAT...LON 3094 9570 3076 9573 3065 9596 3083 9610
3097 9606 3107 9596 3102 9576
TIME...MOT...LOC 2141Z 016DEG 19KT 3096 9589The Ft Hood radar (KGRK), 143 km away, was scanning. The volume nearest the first event began at 21:55 UTC.
4 thunderstorm wind, 2 hail. Local standard time, as filed.
Severe thunderstorm damaged large trees with some trees up to one foot in diameter snapped.
Severe thunderstorm winds tore the roofs off of several businesses and numerous other structures and residences suffered lesser damage. Emergency management officials reported 22 businesses and 22 homes sustained damage.
Severe thunderstorm winds overturned several vehicles on Interstate 45 near Madisonville and toppled or snapped 50 to 75 trees on a farm along Hwy 75 southeast of Madisonville.
Severe thunderstorm produced quarter sized hailstones that covered the ground.
Winds estimated at 80 MPH with severe thunderstorm in Madisonville.
Quarter sized hail reported with thunderstorm in Jersey Village.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Texas in 2009Every state in 2009This day in weather historyWarnings in Texas, July 2009
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: 190000, 190003, 190006, 189998, 190001, 189999.