Widespread showers and thunderstorms developed in a very unstable airmass across northeast Texas, southwest Arkansas as well as northwest and north central Louisiana. This activity developed along and in the wake of a strong outflow boundary.
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 SHV wrote it up.
Widespread showers and thunderstorms developed in a very unstable airmass across northeast Texas, southwest Arkansas as well as northwest and north central Louisiana. This activity developed along and in the wake of a strong outflow boundary. These storms produced widespread wind damage along with spotty large hail.
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 Shreveport, LA wrote its last area forecast discussion before the first event at Jul 16, 7:05 PM CST, 10 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SHREVEPORT LA 805 PM CDT THU JUL 16 2009 .DISCUSSION... UPDATE TO INCLUDE SVR WATCH # 591 UNTIL MIDNIGHT FOR ROUGHLY THE I-20 CORRIDOR OF NORTHERN LOUISIANA AS WELL AS EXTREME EAST CENTRAL TEXAS. CONVECTION CONTINUES TO INCREASE IN THE WAKE OF WELL DEFINED OUTFLOW BOUNDARY WHICH EXTENDS FROM NEAR MARSHALL TEXAS TO NEAR BENTON...RUSTON AND FARMERVILLE LOUISIANA. HAVE INCREASED POPS TO LIKELY CATEGORY TO COINCIDE WITH THE ADDITIONAL WATCH. REMOVED HEAT ADVISORY HEADLINES FOR THE REMAINDER OF THE NIGHT. NO OTHER CHANGES ATTM...13. && .PRELIMINARY POINT TEMPS/POPS... SHV 75 93 69 91 62 / 70 30 20 20 10 MLU 74 91 69 89 60 / 70 50 30 20 10 DEQ 73 88 62 88 58 / 70 20 20 10 10 TXK 74 90 66 89 59 / 70 20 20 20 10 ELD 74 90 63 89 59 / 70 30 20 20 10 TYR 75 95 70 91 63 / 50 20 20 20 20 GGG 74 94 68 91 62 / 50 20 20 20 20 LFK 74 98 71 94 67 / 30 30 20 30 20 && .SHV WATCHES/WARNINGS/ADVISORIES... AR...NONE. LA...NONE. OK...NONE. TX...NONE. && 13
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SHREVEPORT LA 1200 PM CDT THU JUL 16 2009 ARZ050-051-059>061-070>073-OKZ077-TXZ096-097-108-109-111-112-171100- BOWIE-CASS-COLUMBIA-FRANKLIN-HEMPSTEAD-HOWARD-LAFAYETTE-LITTLE RIVER- MCCURTAIN-MILLER-MORRIS-NEVADA-RED RIVER TX-SEVIER-TITUS-UNION AR- 1200 PM CDT THU JUL 16 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL ARKANSAS...SOUTHWEST ARKANSAS...SOUTHEAST OKLAHOMA AND NORTHEAST TEXAS. .DAY ONE...THIS AFTERNOON AND TONIGHT... ISOLATED THUNDERSTORMS ARE EXPECTED THIS AFTERNOON...MAINLY NORTH AND EAST OF A BROKEN BOW OKLAHOMA TO MAGNOLIA ARKANSAS LINE. THESE STORMS SHOULD NOT BE SEVERE...HOWEVER STRONGER STORMS WILL BE CAPABLE OF PRODUCING WIND GUSTS UP TO 40 MILES AN HOUR AND BRIEF HEAVY RAIN. TONIGHT...A COLD FRONT WILL MOVE SOUTH ACROSS OKLAHOMA AND ARKANSAS. SCATTERED THUNDERSTORMS WILL DEVELOP AHEAD OF THE FRONT AND MOVE INTO SOUTHEAST OKLAHOMA...SOUTHWEST ARKANSAS...AND EVENTUALLY NORTHEAST TEXAS. SOME OF THESE STORMS MAY BE SEVERE...WITH DAMAGING WINDS THE MAIN THREAT. LARGE HAIL IS ALSO POSSIBLE IN ISOLATED STORMS. OTHERWISE...A HEAT ADVISORY REMAINS IN EFFECT TODAY WITH HEAT INDICES BETWEEN 105 AND 109 DEGREES. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY... A FEW THUNDERSTORMS MAY LINGER INTO THE FIRST PART OF THE WEEKEND. HOWEVER...A COLD FRONT WILL BRING SLIGHTLY COOLER AND DRIER CONDITIONS ACROSS THE REGION. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NECESSARY LATER TONIGHT ACROSS SOUTHEAST OKLAHOMA...NORTHEAST TEXAS AND SOUTHWEST ARKANSAS, . LAZ001>006-010>014-017>022-TXZ110-124>126-136>138-149>153-165>167- 171100- ANGELINA-BIENVILLE-BOSSIER-CADDO-CALDWELL-CAMP-CHEROKEE-CLAIBORNE- DE SOTO-GRANT-GREGG-HARRISON-JACKSON-LA SALLE-LINCOLN-MARION- NACOGDOCHES-NATCHITOCHES-OUACHITA-PANOLA-RED RIVER LA-RUSK-SABINE LA- SABINE TX-SAN AUGUSTINE-SHELBY-SMITH-UNION LA-UPSHUR-WEBSTER-WINN- WOOD- 1200 PM CDT THU JUL 16 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL LOUISIANA...NORTHWEST LOUISIANA...EAST TEXAS AND NORTHEAST TEXAS. .DAY ONE...THIS AFTERNOON AND TONIGHT... ISOLATED THUNDERSTORMS ARE EXPECTED THIS AFTERNOON...SOUTHEAST OF A HOMER LOUISIANA TO SAN AUGUSTINE TEXAS LINE. STORMS SHOULD NOT BE SEVERE...HOWEVER STRONGER STORMS WILL BE CAPABLE OF PRODUCING WIND GUSTS UP TO 40 MILES AN HOUR AND BRIEF HEAVY RAIN. WIDELY SCATTERED THUNDERSTORMS MAY DEVELOP AREA WIDE TONIGHT AHEAD OF A COLD FRONT MOVING ACROSS OKLAHOMA AND ARKANSAS. THESE STORMS SHOULD REMAIN BELOW SEVERE LIMITS. OTHERWISE...A HEAT ADVISORY REMAINS IN EFFECT TODAY WITH HEAT INDICES BETWEEN 105 AND 109 DEGREES. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY... A FEW THUNDERSTORMS MAY LINGER INTO THE FIRST PART OF THE WEEKEND. HOWEVER...A COLD FRONT WILL BRING SLIGHTLY COOLER AND DRIER CONDITIONS ACROSS THE REGION. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... DUE TO THE VERY ISOLATED NATURE OF ANY POSSIBLE SEVERE WEATHER...SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME.
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
658 PM CDT THU JUL 16 2009
ARZ070-170045-
MILLER-
658 PM CDT THU JUL 16 2009
...SIGNIFICANT WEATHER ALERT...
THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A SIGNIFICANT
WEATHER ALERT...EFFECTIVE UNTIL 745 PM CDT...FOR THE FOLLOWING
COUNTY...
IN SOUTHWEST ARKANSAS...
MILLER...
INCLUDING THE FOLLOWING LOCATIONS...
BRIGHTSTAR AND DODDRIDGE...
AT 656 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS ARE TRACKING
A STRONG THUNDERSTORM JUST NORTH OF BRIGHTSTAR...OR 12 MILES EAST OF
ATLANTA...MOVING EAST AT 10 MPH.
SMALL HAIL...AND WINDS 40 TO 50 MPH ARE EXPECTED WITH THIS STORM.
SHOULD THIS STORM INTENSIFY...A SEVERE THUNDERSTORM WARNING WILL BE
NEEDED.
15PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
720 PM CDT THU JUL 16 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0704 PM NON-TSTM WND GST EL DORADO 33.22N 92.66W
07/16/2009 M59 MPH UNION AR ASOS
&&
18PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
726 PM CDT THU JUL 16 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0724 PM TSTM WND DMG HAYNESVILLE 32.97N 93.14W
07/16/2009 CLAIBORNE LA LAW ENFORCEMENT
POWERLINES DOWNED IN TOWN.
&&
MBERRYSPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SHREVEPORT LA
734 PM CDT THU JUL 16 2009
ARZ070-LAZ001-TXZ112-170115-
CADDO-CASS-MILLER-
734 PM CDT THU JUL 16 2009
...SIGNIFICANT WEATHER ALERT...
THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A SIGNIFICANT
WEATHER ALERT...EFFECTIVE UNTIL 815 PM CDT...FOR THE FOLLOWING
COUNTIES AND PARISHES...
IN SOUTHWEST ARKANSAS...
MILLER...
IN NORTHWEST LOUISIANA...
CADDO...
IN NORTHEAST TEXAS...
CASS...
INCLUDING THE FOLLOWING LOCATIONS...
DODDRIDGE AND MCLEOD...
AT 734 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS ARE TRACKING
A STRONG THUNDERSTORM NEAR RAVANNA...OR 9 MILES SOUTHEAST OF
ATLANTA...MOVING SOUTHEAST AT 15 MPH.
SMALL HAIL...AND WINDS 40 TO 50 MPH ARE EXPECTED WITH THIS STORM.
SHOULD THIS STORM INTENSIFY...A SEVERE THUNDERSTORM WARNING WILL BE
NEEDED.
15PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
755 PM CDT THU JUL 16 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0754 PM TSTM WND DMG HOMER 32.79N 93.06W
07/16/2009 CLAIBORNE LA LAW ENFORCEMENT
SEVERAL TREES AND POWER LINES DOWN AROUND THE CITY OF
HOMER.
&&
18PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT LA
813 PM CDT THU JUL 16 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0810 PM TSTM WND DMG 7 SW HOMER 32.72N 93.14W
07/16/2009 CLAIBORNE LA LAW ENFORCEMENT
A TREE IS REPORTED DOWN 7 MILES SW OF HOMER ON HIGHWAY
79.
&&
18The Shreveport radar (KSHV), 43 km away, was scanning. The volume nearest the first event began at 01:15 UTC.
1 thunderstorm wind. Local standard time, as filed.
Several trees were downed near the town of Karnack, Texas.
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: 188029.