1 tornado, 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 New Orleans, LA wrote its last area forecast discussion before the first event at Jul 6, 2:00 AM CST, 10 hours earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NEW ORLEANS/BATON ROUGE LA 300 AM CDT TUE JUL 6 2004 .DISCUSSION... CBRZ WILL DEVELOP ONCE AGAIN TODAY AND WITH MORE MOISTURE TO THE NORTH...IT SHOULD PRESS A GOOD WAYS INLAND. THIS WILL CREATE THE FIRST ROUND OF SH/TS WITH A SHORT REPRIEVE BEHIND THE CBRZ FROM SUBSIDENCE. THEN AS DAYTIME HEATING CONTINUES WE SHOULD SEE THE SECONDARY CROP DEVELOP WELL BEHIND. MOISTURE EXPECTED TO STREAM IN DECAYING THE DRY AIR IN PLACE AT THE MID LEVELS(700-450MB). AS THIS HAPPENS...TIME HEIGHTS SHOW A VERY FAMILIAR SOLUTION OF STRONG OMEGA DUE MAINLY TO DAYTIME CONVECTION. BASICALLY A DIURNAL PRECIP SWING BEGINS TO SET UP TODAY. THERMALS BUILDING DURING THE DAY AND DIE OFF AT NIGHT. WED MAY SHOW A SLIGHTLY DIFFERENT PLAN AS OTHER DYNAMICS COME INTO PLAY. TIME HEIGHTS SHOW A STRONG SUBSIDENT DRYING FEATURE AROUND 12Z WED MORNING COUPLED WITH A STRONG + OR UPWARD OMEGA FIELD(OR - OMEGA...I SIMPLY MULTIPLIED BY A -) CONFUSING ISNT IT? THIS WOULD INDICATE A LARGE GRAVITY WAVE TYPE FEATURE ACTING AS A BAROCLINIC ZONE PROPAGATING FROM A LARGE MCS OVER SE OK BRINGING A NORMAL SUBSIDENT PROFILE SHORTLY BEFORE A STRONG LIFTING PROFILE. THIS LIFT OCCURS AT ABOUT THE HOTTEST PART OF THE DAY WED. FOR THIS REASON...WE WILL BRING PRECIP NUMBERS A BIT HIGHER FOR WED. NO INDICATION FROM MOS NUMBERS YET ON THURSDAY BUT WOULDNT BE SURPRISED IF MOS BRINGS POP NUMBERS HIGHER THAN 60% TO LOW CATAGORICAL NUMBERS. WITH SOME DRY AIR LEFT ABOVE THE BOUNDARY LAYER...WE MAY SEE AN ISOLATED SEVERE DUE TO DOWNBURST TYPE WINDS. && PRELIMINARY POINT NUMBERS... MCB 91 71 88 70 / 50 20 60 30 BTR 91 73 88 72 / 50 20 60 30 MSY 90 75 88 74 / 50 20 60 30 GPT 91 75 87 73 / 40 20 60 30 && .LIX WATCHES/WARNINGS/ADVISORIES... LA...NONE. MS...NONE. SE LA AND MS COASTAL WATERS...NONE. && 17
HAZARDOUS WEATHER OUTLOOK...RETRANSMITTAL NATIONAL WEATHER SERVICE NEW ORLEANS LA ISSUED BY NATIONAL WEATHER SERVICE MOBILE AL 1145 AM CDT TUE JUL 6 2004 LAZ034>040-046>050-056>070-MSZ068>071-077-080>082-071100- AMITE-ASCENSION-ASSUMPTION-EAST BATON ROUGE-EAST FELICIANA-HANCOCK- HARRISON-IBERVILLE-JACKSON-LIVINGSTON-LOWER JEFFERSON- LOWER LAFOURCHE-LOWER PLAQUEMINES-LOWER ST BERNARD-LOWER TERREBONNE- ORLEANS-PEARL RIVER-PIKE-POINTE COUPEE-ST CHARLES-ST HELENA-ST JAMES- ST JOHN THE BAPTIST-ST TAMMANY-TANGIPAHOA-UPPER JEFFERSON- UPPER LAFOURCHE-UPPER PLAQUEMINES-UPPER ST BERNARD-UPPER TERREBONNE- WALTHALL-WASHINGTON-WEST BATON ROUGE-WEST FELICIANA-WILKINSON- 1145 AM CDT TUE JUL 6 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL AND SOUTHEAST LOUISIANA AND EXTREME SOUTHWEST...SOUTH CENTRAL AND COASTAL MISSISSIPPI. .DAY ONE...THIS AFTERNOON AND TONIGHT SCATTERED THUNDERSTORMS ARE EXPECTED TO OCCUR TODAY. A FEW STORMS WILL PRODUCE WIND GUSTS TO AROUND 45 MPH...IN ADDITION TO FREQUENT LIGHTNING STRIKES...HEAVY RAINS TOTALING NEAR 2 INCHES PER HOUR...AND POSSIBLE SOME SMALL HAIL. AN ISOLATED STORM MAY BRIEFLY INCREASE TO SEVERE LIMITS...WITH WIND GUSTS IN EXCESS OF 57 MPH...AND LARGE HAIL. WIDESPREAD...ORGANIZED SEVERE WEATHER IS NOT EXPECTED THROUGH TONIGHT. STAY TUNED FOR FURTHER UPDATES FROM THE NATIONAL WEATHER SERVICE. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY THUNDERSTORM COVERAGE WILL INCREASE WEDNESDAY THROUGH FRIDAY AND BEGIN A DECLINE TO MORE TYPICAL COVERAGES OVER THE WEEKEND. ORGANIZED SEVERE WEATHER IS NOT EXPECTED...HOWEVER ISOLATED STRONG TO SEVERE THUNDERSTORMS ARE POSSIBLE EACH DAY. .SPOTTER INFORMATION STATEMENT... THE ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS AND EMERGENCY MANAGEMENT PERSONNEL...IN SUPPORT OF SEVERE WEATHER OPERATIONS...IS NOT REQUESTED AT THIS TIME.
The national radar mosaic for the moment the first event began.
1 tornado. Local standard time, as filed.
A weak tornado knocked down a dozen trees. The downed trees caused minor damage to two houses and heavy damage to a mobile home.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Louisiana in 2004Every state in 2004This day in weather historyThe tornado archive for Louisiana, 2004Warnings in Louisiana, July 2004
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: 5412535.