1 lightning, as filed by the National Weather Service.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. 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 New Orleans, LA wrote its last area forecast discussion before the first event at Jul 15, 2:25 AM CST, 10 hours 35 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NEW ORLEANS/BATON ROUGE LA 325 AM CDT MON JUL 15 2002 UPPER LEVEL ANALYSIS INDICATE STACKED LOW PRESSURE TROUGH OVER THE OZARKS AND RED RIVER VALLEY WITH TWO STRONG RIDGES FLANKING THIS CUT-OFF LOW/TROUGH. DEEP LAYERED SOUTHWESTERLY FLOW INTO OUR FORECAST AREA WILL TYPICALLY MEAN EARLY ONSET OF CONVECTION...MAINLY THIS MORNING IN MANY LOCATIONS. IN ADDITION...AN OUTFLOW BOUNDARY FROM EARLIER CONVECTION IN CENTRAL MISSISSIPPI IS ANTICIPATED TO SETTLE INTO OUR NORTHERN PART OF THE FORECAST AREA AND SERVE AS A FOCUS FOR BETTER ORGANIZED CONVECTION. AS A RESULT...WILL INDICATE DAYTIME HIGHS IN THE LATE MORNING OR AROUND NOON WITH CANOPY/RAIN COOLED AIR FOR THE AFTERNOON IN SOUTHWEST MISSISSIPPI AND THE UPPER FLORIDA PARISHES FOR TODAY. AREAS SOUTH OF THE LAKES MAY ACTUALLY BE THE WARMER LOCATIONS IF CONVECTION CAN HOLD OFF UNTIL AROUND 1 PM IN THE NEW ORLEANS AREA. USING THE AVN FOR THE MOST PART. MODEL FORECAST SOUNDINGS FOR THE AREA SHOW A RETURN TO NEAR 2 INCH P.W. VALUES FOR 18Z AND A DRIER LAYER ALOFT CONDUCIVE OF WET MICROBURST POTENTIAL. USING THE RICKS INDEX/PRECIPITATION CALCULATOR FOR 346 K LIFT FROM 900 MB YIELDS THE FOLLOWING: POP 38%...DP 118MB...PCPN 3.01...POTL 5.77 FOR T<75F...FMAP 1.25...RICKS INDEX 108...PROB SVR 0%...GUST 34-44 KT ..HAIL 0.25 (PEA)...TOR NIL. SHOULD 346K BE LIFTED FROM 850 MB THEN P0P 88%...PROB SVR 4%. AGAIN THE GREATER THREAT WILL BE NEAR MORE ORGANIZED CONVECTION GENERATING DOWNBURSTS. THE CONSERVATIVE 38% FITS FOR AREAS NEAR THE COAST AND SOUTHSHORE BUT 60 PERCENT AS A COMPROMISE FARTHER NORTH AS 346K MAY NOT QUITE REACH UPWARDS OF 850 MB. INTEND TO USE THE OUTPUT AS BASIS OF HAZARDOUS WEATHER OUTLOOK. LATELY THE MODEL SOUNDINGS HAVE BEEN CONSERVATIVE WHEN COMPARED TO ACTUAL ENSUING SOUNDING. MAY SEND AN AFD UPDATE ON RICKS INDEX PARAMETERS AFTER VIEWING THE 12Z SOUNDING. BEYOND TODAY AND TONIGHT...STACKED RIDGE TO BUILD AND BECOME CENTERED OVER THE LOWER PORTIONS OF THE CWA. THIS WILL SPELL DRY AND VERY HOT FOR THE MIDDLE OF THE WEEK. WILL HAVE TO CLOSELY MONITOR THE ASPECTS OF HEAT ADVISORY IN THE UPCOMING DAYS ONCE THE MARITIME AFFECTS ARE SHUT OFF. MCB 86/73/93/73 6121 BTR 88/73/93/74 6121 MSY 90/76/93/76 4121 GPT 90/76/93/76 4121 .NEW...NONE LA...NONE. MS...NONE. 24
LAZ034>040-046>050-056>070-MSZ068>071-077-080>082-161100- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NEW ORLEANS LA 1100 AM CDT MON JUL 15 2002 .SYNOPSIS...A VERY WARM AND HUMID AIRMASS ACROSS SOUTHEAST LOUISIANA AND SOUTH MISSISSIPPI WILL ONCE AGAIN CONTRIBUTE TO THE DEVELOPMENT OF SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS ACROSS THE AREA THIS AFTERNOON AND EVENING. .THUNDERSTORMS... SCATTERED TO NUMEROUS THUNDERSTORMS WILL DEVELOP THIS AFTERNOON AND PERSIST INTO THE EVENING HOURS BEFORE DIMINISHING OVERNIGHT. IN ADDITION TO FREQUENT LIGHTNING...A FEW OF THE STORMS MAY BE CAPABLE OF PRODUCING WINDS GUSTS WINDS OF 40 AND 50 MPH AND HEAVY DOWNPOURS OF RAIN WITH RAINFALL RATES AROUND 1 INCH PER HOUR POSSIBLE. .ACTIONS...NONE AT THIS TIME. FOR MORE INFORMATION...VISIT OUR WEB SITE AT WWW.SRH.NOAA.GOV/LIX (ALL LOWER CASE).
The national radar mosaic for the moment the first event began.
1 lightning. Local standard time, as filed.
Lightning knocked out power to nearly 4,000 customers around Hammond and southern areas of Tangipahoa Parish and injured a Hammond woman talking on a telephone.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Louisiana in 2002Every state in 2002This day in weather historyWarnings in Louisiana, July 2002
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: 5311246.