Isolated strong to severe pulse type thunderstorms developed in the afternoon with daytime heating.
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 LIX wrote it up.
Isolated strong to severe pulse type thunderstorms developed in the afternoon with daytime heating.
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 Jun 30, 1:46 AM CST, 11 hours 14 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE NEW ORLEANS LA 246 AM CDT SAT JUN 30 2007 .DISCUSSION... NOT MUCH CHANGE IS EXPECTED FOR TODAY. THE UPPER TROUGH/LOW WILL REMAIN OVER THE SOUTHERN PLAINS AS A WEAK BOUNDARY SLIDES SOUTHWARD TOWARD THE LOWER MISSISSIPPI VALLEY. ONLY ISOLATED TO POSSIBLY SCATTERED CONVECTION IS EXPECTED TODAY. THE BOUNDARY WILL BE CLOSER TO OUR PCWA ON SUNDAY. THIS SHOULD BRING AN INCREASED CHANCE FOR PRECIP THE FIRST FEW DAYS OF NEXT WEEK. RAIN CHANCES WILL DIMINISH FOR THE MIDDLE OF THE WEEK BEFORE ANOTHER POTENTIAL BOUNDARY SINKS SOUTHWARD TOWARD OUR AREA FOR LATE NEXT WEEK. .AVIATION... ISOLATED CONVECTION IS EXPECTED TODAY. THERE IS NO SPECIFIC FOCUS TO NARROW THE LOCATION OF THE STORMS TODAY. && .PRELIMINARY POINT TEMPS/POPS... MCB 93 71 91 70 / 30 20 50 30 BTR 93 73 92 73 / 30 20 50 30 MSY 93 76 91 76 / 30 20 50 30 GPT 92 74 92 74 / 30 20 50 30 && .LIX WATCHES/WARNINGS/ADVISORIES... LA...NONE. GM...NONE. MS...NONE. GM...NONE. && 25
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE NEW ORLEANS LA 1030 AM CDT SAT JUN 30 2007 LAZ034>040-046>050-056>070-MSZ068>071-077-080>082-011100- 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- 1030 AM CDT SAT JUN 30 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE GULF OF MEXICO...SOUTHEASTERN LOUISIANA...AND SOUTHERN MISSISSIPPI. .DAY ONE...THIS AFTERNOON AND TONIGHT SCATTERED THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON BEFORE DIMINISHING THIS EVENING. WHILE NO SEVERE THUNDERSTORMS ARE NOT EXPECTED...BRIEF HEAVY RAINFALL AND GUSTY OUTFLOW WINDS WILL BE POSSIBLE WITH THE STRONGER STORMS. WATERSPOUTS ARE ALSO POSSIBLE ALONG AND NEAR COASTAL AREAS UNDER DEVELOPING TROPICAL SHOWERS AND THUNDERSTORMS. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY SCATTERED THUNDERSTORMS ARE POSSIBLE EACH DAY...MAINLY DURING THE AFTERNOON AND EARLY EVENING HOURS. ALTHOUGH NO ORGANIZED SEVERE THUNDERSTORMS ARE EXPECTED DURING THE PERIOD...FREQUENT LIGHTNING... GUSTY WINDS...AND LOCALLY HEAVY RAINFALL WILL BE POSSIBLE WITH SOME OF THE STRONGER STORMS. WATERSPOUTS ALSO REMAIN A POSSIBILITY ALONG AND NEAR COASTAL AREAS THROUGH THE OUTLOOK PERIOD UNDER DEVELOPING TROPICAL SHOWERS AND THUNDERSTORMS...MAINLY DURING THE MORNING HOURS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED.
LAZ048-302000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NEW ORLEANS LA 157 PM CDT SAT JUN 30 2007 ...THUNDERSTORM WITH STRONG GUSTY WINDS AND HAIL MOVING INTO BATON ROUGE... AT 153 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A THUNDERSTORM WITH STRONG GUSTY WINDS AND HAIL OVER BATON ROUGE...NEAR INTERSTATE 10 DOWNTOWN...MOVING NORTH AT 5 MPH. STRONG THUNDERSTORMS EXTENDED EAST TO THE INTERSTATE 10 AND 12 SPLIT. THE THUNDERSTORM WILL REMAIN OVER AND NEAR BATON ROUGE THROUGH 230 TO 245 PM. THE PRIMARY THREATS FROM THIS STORM ARE SMALL HAIL...DANGEROUS CLOUD TO GROUND LIGHTNING AND WIND GUSTS OF 35 TO 45 MPH...WHICH COULD DOWN SMALL TREE LIMBS OR BRANCHES AND BLOW AROUND UNSECURED SMALL OBJECTS. SEEK SHELTER IN A SAFE HOME OR BUILDING UNTIL THE STORM HAS PASSED. THIS STORM COULD ALSO PRODUCE RAINFALL AMOUNTS OF ONE TO TWO INCHES IN A SHORT PERIOD OF TIME...RESULTING IN BRIEF PONDING OF WATER AROUND LOW LYING AREAS. REMEMBER...DO NOT DRIVE YOUR VEHICLE INTO WATER COVERED ROADWAYS. THE DEPTH MAY BE TOO GREAT TO ALLOW A SAFE CROSSING.
The national radar mosaic for the moment the first event began.
1 hail. Local standard time, as filed.
Nickel size hail was observed near Interstate 10, along the Acadian Throughway, and in the University Lakes area.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Louisiana in 2007Every state in 2007This day in weather historyWarnings in Louisiana, June 2007
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: 45417.