1 thunderstorm wind, as filed by the National Weather Service.
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 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 17, 11:10 PM CST, 1 hour 5 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SHREVEPORT LA 1210 AM CDT FRI JUL 18 2003 UPDATED ZONES PER CURRENT RADAR TRENDS. CONVECTION REFUSES TO DIMINISH...SO RAISED POPS TO HIGH CHANCE EAST...AND ADJUSTED POPS TO LOW CHANCE NW LA AND DEEP E TX. ALSO REWORDING SKY CONDITIONS AS WELL. UPDATE ALREADY OUT. 15 ...PREVIOUS DISCUSSION... CONVECTION CONTINUES TO FIRE AROUND THE PERIPHERY OF OUR UPPER RIDGE OUT WEST...AS A SERIES OF VORT LOBES CONTINUES TO WRAP SOUTHWEST AROUND THE RIDGE THROUGH THE DELTA REGION OF NE LA AND INTO SCNTRL LA. LATEST MSAS SFC ANALYSIS PLACES A VERY WEAK SFC BNDRY GENERALLY ALONG I-20...EAST INTO MS. LAPS ANALYSIS STILL INDICATING AMPLE INSTABILITY GENERALLY EAST OF A LINE FROM JUST E OF ELD...TO IER. HOWEVER...SOME AREAS HAVE BEEN WORKED OVER FROM PREVIOUS CONVECTION...AND THE LOSS OF AFTERNOON HEATING SHOULD MINIMIZE ORGANIZED DEVELOPMENT. HOWEVER...OUTFLOWS ARE GALORE ACROSS THAT REGION...THUS WILL LEAVE LOW CHANCE POPS FOR THE EAST. STRONG SUBSIDENCE SHOULD PREVAIL ELSEWHERE. BLOWOFF FROM CONVECTION SHOULD HOLD TEMPS UP ONCE AGAIN OVERNITE...BUT FORECAST MIN TEMPS APPEAR REASONABLE...THUS ONLY MINOR ADJUSTMENTS WILL BE MADE. MAIN CONCERN IS THE HEAT. UPPER RIDGE WILL CONTINUE TO HOLD ITS OWN AGAIN FRI...BUT WILL BEGIN TO SLOWLY RETREAT BACK WESTWARD AWAY FROM THE AREA FRI. NITE. H850 RIDGE BEGINS TO WEAKEN FRI... RESULTING IN WEAKENING SUBSIDENCE/SLIGHTLY BETTER CHANCES FOR ISOLATED CONVECTION TO DEVELOP. H1000-850 THICKNESSES INCREASE FURTHER ESP. ALONG AND NORTH OF I-20 DURING THE DAY...THUS... POSSIBLY A TRIPLE DIGIT POSSIBLE ACROSS THE NORTH. MUCH OF THE AREA ALONG AND NORTH OF I-20 BORDERED NEAR THE HEAT ADV CRITERIA THIS AFTERNOON...WITH MORE OPPRESSIVE HEAT/HIGHER DEWPOINTS OVER THE ERN ZONES. MLU EVEN TOPPED OUT TODAY WITH A HEAT INDEX OF 111 WILL UPDATE THE SPS REGARDING THE HIGH HEAT INDICIES...AND LET THE MID-SHIFT DECIDE EXACTLY WHERE A HEAT ADV SHOULD BE NEEDED...IF ONE IS ISSUED. HEAT SHOULD BEGIN TO SUBSIDE SAT. AS RIDGE EASES A BIT FARTHER WEST...WITH AREA MORE INFLUENCED WITH CLOUD COVER... CONVECTION FIRING IN THE NRLY FLOW ALOFT AND APPROACHING WK FRONTAL BNDRY. UPDATE/SPS WILL BE OUT SHORTLY. 15 .SHV...NONE.
ARZ050-051-059>061-070>073-LAZ001>006-010>014-017>022-OKZ077-TXZ096- 097-108>112-124>126-136>138-149>153-165>167-181100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SHREVEPORT LA 1200 PM CDT THU JUL 17 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST OKLAHOMA...NORTHEAST TEXAS...SOUTHWEST ARKANSAS...NORTHWEST AND NORTH CENTRAL LOUISIANA. .DAY ONE...THIS AFTERNOON AND TONIGHT... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER CALL TO ACTION STATEMENT... ACTIVATION OF EMERGENCY MANAGERS...SKYWARN NETWORKS...AND STORM SPOTTERS...WILL NOT BE NEEDED THIS AFTERNOON OR TONIGHT.
ARZ050-051-059>061-070>073-LAZ001>006-010>014-017>022-OKZ077-TXZ096- 097-108>112-124>126-136>138-149>153-165>167-181000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SHREVEPORT LA 1000 PM CDT THU JUL 17 2003 ...HEAT INDEX VALUES FROM 100 TO 110 DEGREES FRIDAY AFTERNOON... TEMPERATURES WILL CLIMB INTO THE MID 90S TO NEAR 100 DEGREES ACROSS EAST TEXAS...SOUTHWEST ARKANSAS...MCCURTAIN COUNTY IN SOUTHEAST OKLAHOMA...AND NORTHWEST AND NORTH CENTRAL LOUISIANA...FRIDAY AFTERNOON. THESE TEMPERATURES WHEN COMBINED WITH THE HUMIDITY...WILL PRODUCE HEAT INDEX VALUES OF 105 TO 110 DEGREES FRIDAY AFTERNOON ACROSS EXTREME NORTHEAST TEXAS...SOUTHEAST OKLAHOMA...SOUTHWEST ARKANSAS... AND NORTH CENTRAL LOUISIANA...WHERE THE HIGHER TEMPERATURES AND HUMIDITY WILL BE FOUND. FARTHER SOUTH...HEAT INDEX VALUES ARE EXPECTED TO BE BETWEEN 100 AND 105 DEGREES ACROSS EAST TEXAS ALONG AND TO THE SOUTH OF INTERSTATE 20...AND NORTHWEST LOUISIANA. THE EFFECTS OF THE HEAT CAN BE MINIMIZED BY REDUCING OUTDOOR ACTIVITIES...DRINKING PLENTY OF WATER OR NON ALCOHOLIC BEVERAGES... AND WEARING LIGHT COLORED...LOOSE FITTING CLOTHING. IF POSSIBLE... SPEND TIME IN AIR CONDITIONED FACILITIES. THE HEAT AND HUMIDITY WILL PERSIST INTO THE WEEKEND...BUT SHOULD NOT BE QUITE AS OPPRESSIVE...AS THE UPPER RIDGE OF HIGH PRESSURE OVER THE CENTRAL HIGH PLAINS...BEGINS TO DRIFT BACK WEST...ALLOWING SEVERAL DISTURBANCES TO ROTATE SOUTH ALONG ITS PERIPHERY AND INTO THE REGION. ASSOCIATED CLOUD COVER AND SOME SHOWER AND THUNDERSTORM ACTIVITY... SHOULD HELP TO COOL OFF THE TEMPERATURES BY A FEW DEGREES. HOWEVER... DESPITE SOME POSSIBLE RELIEF FROM THE HEAT...AFTERNOON HEAT INDICIES WILL STILL REMAIN NEAR 100 DEGREES...THUS PRECAUTIONS SHOULD CONTINUE WHEN WORKING OUTSIDE.
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SHREVEPORT, LA
1115 PM CDT THU JUL 17 2003
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1035 PM MONROE LA WIND DAMAGE
07/17/03 OUACHITA SEVERAL TREES DOWN AROUND
TOWN. TREE DOWN ON HOUSE
NEAR FORSYTHE PARK. REPORT
FROM LAW ENFORCEMENT
15The national radar mosaic for the moment the first event began.
1 thunderstorm wind. Local standard time, as filed.
Several large trees down. A roof was partially peeled off by the high winds.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Louisiana in 2003Every state in 2003This day in weather historyWarnings in Louisiana, July 2003
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: 5365674.