A weak upper level trough offshore of the Atlantic Coast extended through central Florida and a surface front was stretched across Georgia. A moist and unstable airmass was south of the surface front, and, coupled the sea breezes, contributed to scattered severe storms across Florida in the afternoon and evening.
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 JAX wrote it up.
A weak upper level trough offshore of the Atlantic Coast extended through central Florida and a surface front was stretched across Georgia. A moist and unstable airmass was south of the surface front, and, coupled the sea breezes, contributed to scattered severe storms across Florida in the afternoon and evening.
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 Jacksonville, FL wrote its last area forecast discussion before the first event at Jul 31, 8:52 AM EST, 1 hour 28 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JACKSONVILLE FL 952 AM EDT TUE JUL 31 2007 .UPDATE...SFC ANALYSIS SHOWS WEAK FRONT FROM OFFSHORE NE FL TO ABOUT DUVAL COUNTY TO HAMILTON COUNTY TO SW GA/SRN AL. A FEW SHOWERS HAVE POPPED UP OFFSHORE NEAR THE BOUNDARY. ALOFT...WATER VAPOR IMAGERY SHOWS MID-UPPER TROUGH FROM JUST OFFSHORE NC TO NE FL AND INTO THE NE GULF OF MEXICO WHERE IT BECOMES ILL-DEFINED. DRIER AIR AIRMASS IS MOVING INTO PORTIONS OF NRN ZONES PER IMAGERY WHICH SHOULD LIMIT RAIN CHANCES THERE TODAY. JAX SOUNDING SHOWS PRECIP WATER OF 2.2 INCHES AND BASED ON MODIFIED PARCEL OF 91/74 YIELDS CAPE OF 3600 J/KG AND LI OF -6. TEMPS ALOFT HAVE COOLED SOMEWHAT AND SHEAR REMAINS RATHER WEAK. THUS...MAIN CONCERN TODAY CONTINUES TO BE LOCALLY HEAVY RAINFALL AND GUSTY WINDS WITH STRONGEST STORMS. STILL A POSSIBILITY OF A SEVERE STORM THIS AFTERNOON GIVEN THE HIGH INSTABILITY AND SEVERAL SFC BOUNDARIES. PATTERN ALOFT LOOKS FAVORABLE FOR RAINFALL WITH NAM AND GFS INDICATING DIVERGENCE MAINLY OVER SUWANNEE VALLEY AREA. POPS ADJUSTED SLIGHTLY TO INDICATE LIKELY POPS A BIT FURTHER S BASED ON GUIDANCE AND CURRENT FRONTAL POSITION. && .AVIATION...LOW STRATUS AFFECTING TERMINALS FROM JAX NWD AND EXPECT TO DISSIPATE THROUGH 16Z-17Z. THEREAFTER EXPECT ISOLD TO SCT CONVECTION TO DEVELOP WITH TEMPO GROUP FOR AFTERNOON STORMS MAINLY NE FL BETWEEN 18Z-22Z. && .MARINE...NW FLOW INDICATED IN OBS WITH SEAS 2-3 FT. WITH FRONT PUSHING SWD WINDS WILL TURN TO NELY DURING THE AFTERNOON. LITTLE CHANGE ANTICIPATED FOR THE UPDATE. && .JAX WATCHES/WARNINGS/ADVISORIES... FL...NONE. GA...NONE. AM...NONE. && SHASHY/KERNS
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSONVILLE FL 1055 AM EDT TUE JUL 31 2007 FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-010948- ALACHUA-APPLING-ATKINSON-BACON-BAKER-BRADFORD-BRANTLEY- CAMDEN (COASTAL)-CAMDEN (INLAND)-CHARLTON-CLAY-CLINCH-COFFEE- COLUMBIA-DUVAL-ECHOLS-FLAGLER-GILCHRIST-GLYNN (COASTAL)- GLYNN (INLAND)-HAMILTON-JEFF DAVIS-MARION-NASSAU-PIERCE-PUTNAM- ST JOHNS-SUWANNEE-UNION-WARE-WAYNE- 1055 AM EDT TUE JUL 31 2007 THIS OUTLOOK IS FOR NORTHEAST FLORIDA AND SOUTHEAST GEORGIA. .DAY ONE...TODAY AND TONIGHT... ...A FEW STRONG THUNDERSTORMS EXPECTED THIS AFTERNOON AND EVENING... ...LOCALLY HEAVY RAINFALL IN THUNDERSTORMS... A FEW STRONG THUNDERSTORMS ARE EXPECTED OVER SOUTHEAST GEORGIA AND NORTHEAST FLORIDA THIS AFTERNOON AND EVENING. GUSTY WINDS TO 45 MPH...SMALL HAIL AND FREQUENT LIGHTNING ARE EXPECTED IN THE STRONGER STORMS. IN ADDITION...LOCALLY HEAVY RAINFALL FROM SLOW- MOVING STORMS WILL CAUSE FLOODING OF POOR DRAINAGE AREAS. SCATTERED STORMS WILL FORM BY EARLY AFTERNOON INLAND AND BECOME MORE NUMEROUS THROUGHOUT THE AFTERNOON WHILE MOVING SOUTH AT 10 MPH. BE ALERT TO CHANGING WEATHER CONDITIONS AND BE PREPARED TO SEEK SHELTER IF HAZARDOUS WEATHER APPROACHES YOUR LOCATION. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY... SCATTERED TO NUMEROUS THUNDERSTORMS ARE EXPECTED THROUGH THE PERIOD. ISOLATED SEVERE STORMS WITH WET MICRO-BURSTS WILL BE POSSIBLE AS A SERIES OF UPPER LEVEL DISTURBANCES MOVE THROUGH THE REGION. LOCALLY HEAVY RAINFALL AND POOR DRAINAGE FLOODING WILL ALSO BE POSSIBLE THROUGH THE WEEKEND. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE REQUESTED TO SELF-ACTIVATE IF WARNINGS ARE ISSUED OR IF FLOODING IS OBSERVED. FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN JACKSONVILLE WEBSITE ON THE INTERNET AT WEATHER.GOV/JAX. MKT/ARS
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSONVILLE FL 1114 AM EDT TUE JUL 31 2007 FLZ038-311600- FLAGLER- 1114 AM EDT TUE JUL 31 2007 ...A SIGNIFICANT WEATHER ALERT HAS BEEN ISSUED FOR FLAGLER COUNTY FOR STRONG WINDS AND EXCESSIVE LIGHTNING VALID UNTIL NOON EDT... AT 1114 AM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 4 MILES SOUTHEAST OF PALM COAST...MOVING EAST AT 15 MPH. THIS STRONG THUNDERSTORM WILL ALSO AFFECT AREAS AROUND PALM COAST...FLAGLER BEACH AND BUNNELL THROUGH NOON EDT. EXCESSIVE CLOUD-TO-GROUND LIGHTNING AND GUSTY WINDS OF 45 TO 55 MPH CAN BE EXPECTED ALONG WITH POSSIBLE MINOR DAMAGE. HEAVY RAINFALL WILL PRODUCE PONDING OF WATER ON ROADWAYS AND MINOR FLOODING OF LOW-LYING AREAS. REPORT DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. HURLBUT
The Jacksonville radar (KJAX), 112 km away, was scanning. The volume nearest the first event began at 15:21 UTC.
4 thunderstorm wind, 2 heavy rain, 1 lightning. Local standard time, as filed.
Between 1117 and 1126 am, lightning struck a property and a car at 91 Emerson Drive in Palm Coast. Two tires were blown out on the car. At 4 Old Kings Road in Palm Coast, lightning stuck a building. The cost of damage was estimated.
Trees were blown down onto power lines.
Power lines were blown down along U.S. Highway 17, north of the Putnam county line.
A spotter measured 1.5 inches of rain from 350 pm local time to 415 pm in Crescent City. The spotter also reported street flooding.
Power lines were blown down along U.S. Highway 17 and River Road in Palatka.
Trees were blown down near a home in Pomona Park. A possible tornado touchdown was reported, but after the emergency manager surveyed the damage, he confirmed it was thunderstorm wind gust damage. Around 440 pm, power lines were blown down along U.S. Highway 17 near Satsuma.
A daily rainfall total of 4.14 inches was measured at Mcrae Elementary School between Keystone Heights and Florahome.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Florida in 2007Every state in 2007This day in weather historyWarnings in Florida, July 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: 46146, 46147, 46148, 46143, 46149, 46150, 46144.