S. and an upper level trough was pushing offshore of the Atlantic seaboard.
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 large upper level high pressure system was over the U.S. and an upper level trough was pushing offshore of the Atlantic seaboard. A quasi-stationary surface front was across north Florida and became diffuse. Scattered afternoon storms developed over an unstable airmass.
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 10, 8:40 AM EST, 3 hours 18 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JACKSONVILLE FL 940 AM EDT FRI JUL 10 2009 .SHORT TERM...COMPLICATED WX PATTERN SHAPING UP FOR TODAY. E COAST UPPER TROF HAS SHIFTED SE AND NOW EXTENDS FROM OFF THE SE GA COAST TO OUR SW ZONES. SFC COLD FRONT IS ACROSS EXTREME N FL FROM NEAR THE JAX AREA TO LAKE CITY. DEW POINTS ARE IN THE UPPER 60S N OF THE FRONT AND LOWER 70S S OF THE FRONT. EARLY MORNING TSTMS MOVED E TO NEAR RAINBOW LAKES ESTATES...BUT THESE HAVE DISSIPATED. OTHER ISOLD STORMS ARE MOVING SW ALONG THE ATLC COAST IN ASSOCIATION WITH INSTABILITY AND POSITIVE VORTICITY ADVECTION NEAR THE UPPER TROF AXIS. EXPECT ACTIVITY TO CONTINUE NEAR THE ATLC COAST THRU THE REMAINDER OF THE MORNING HOURS WITH TSTMS DEVELOPING NEAR AND S OF FRONT DURING THE LATE MORNING AND AFTN. LOWEST POPS SHOULD BE OVER THE NW ZONES. GRID DEPICTION SEEMS TO HAVE THIS WELL COVERED. WILL LIKELY INCLUDE STRONG TSTM VERBIAGE FOR S ZONES DUE TO COLDER 500MB TEMPS...HIGH OVERALL CAPE AREA...MORE MID-LEVEL SHEAR AND DRY AIR ALOFT. && .AVIATION...STILL DEALING WITH LOW CIGS AS WELL AS REDUCED VSBYS AT KJAX. HAVE INCLUDED EARLIER THUNDER AT KJAX TO ACCOUNT FOR STORMS MOVING DOWN THE COAST. && .MARINE...MAY TWEAK GA OFFSHORE SEAS DOWN ABOUT A FOOT. OTHERWISE... FORECAST IS ON TRACK. && .JAX WATCHES/WARNINGS/ADVISORIES... FL...NONE. GA...NONE. AM...NONE. && CARROLL/KERNS
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSONVILLE FL 600 AM EDT FRI JUL 10 2009 FLZ020>025-030>033-035>038-040-GAZ132>136-149>154-162>166-110930- 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- 600 AM EDT FRI JUL 10 2009 THIS OUTLOOK IS FOR NORTHEAST FLORIDA AND SOUTHEAST GEORGIA. .DAY ONE...TODAY AND TONIGHT... ...ISOLATED STRONG THUNDERSTORMS POSSIBLE THIS AFTERNOON... ...A MODERATE RISK OF RIP CURRENTS OVER SOUTHEAST GEORGIA BEACHES TODAY... SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS ARE EXPECTED TODAY DUE TO A FRONTAL BOUNDARY IN THE AREA. SHOWERS AND THUNDERSTORMS THAT DEVELOP THIS MORNING WILL BE NEAR THE COASTAL AREAS...THEN THEY WILL GRADUALLY MOVE SOUTHWEST AND DEVELOP TOWARD THE INLAND SECTIONS THIS AFTERNOON AND EVENING. BEST THUNDERSTORM CHANCES WILL BE IN NORTHEAST FLORIDA WHERE THE STRONGEST STORMS THIS AFTERNOON WILL BE CAPABLE OF PRODUCING GUSTY WINDS OVER 50 MPH...LOCALLY HEAVY RAINFALL...AND HAIL. STRONG THUNDERSTORMS THAT FORM OVER THE COASTAL WATERS TODAY WILL ALSO BE CAPABLE OF PRODUCING WATERSPOUTS. AREAS OF FOG ARE EXPECTED EARLY THIS MORNING. VISIBILITIES OVER INLAND AREAS WILL BRIEFLY BE REDUCED TO BELOW 1 MILE IN ISOLATED LOCATIONS THROUGH ABOUT 9 AM. A MODERATE RISK OF RIP CURRENTS IS EXPECTED OVER THE SOUTHEAST GEORGIA BEACHES DUE TO NORTHEAST FLOW AND INCREASED SURF. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY... DRIER AIR WILL FILTER INTO AREA ON SATURDAY AND SUNDAY RESULTING IN LOWER CHANCES OF THUNDERSTORMS. NEXT WEEK WILL SEE SCATTERED THUNDERSTORMS EACH DAY MAINLY IN THE AFTERNOON AND EVENING HOURS. AN ONSHORE FLOW AND LARGER SURF CONDITIONS ON SATURDAY MAY ENHANCE THE RIP CURRENT THREAT AT AREA BEACHES. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT REQUESTED AT THIS TIME. FOR ADDITIONAL INFORMATION...VISIT THE NATIONAL WEATHER SERVICE IN JACKSONVILLE WEBSITE ON THE INTERNET AT WEATHER.GOV/JAX. ARS
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
943 AM EDT FRI JUL 10 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0355 PM TSTM WND DMG 4 W LIVE OAK 30.29N 83.05W
07/09/2009 SUWANNEE FL UTILITY COMPANY
TREES FALLING ON POWER LINES CAUSED POWER OUTAGES.
&&
MTRABERTPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1033 AM EDT FRI JUL 10 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0330 PM TSTM WND DMG 6 WNW FERNANDINA BEACH 30.68N 81.54W
07/09/2009 NASSAU FL DEPT OF HIGHWAYS
THE NASSAU COUNTY ROAD DEPARTMENT REPORTED NUMEROUS TREES
WERE BLOWN DOWN ALONG CHESTER RIVER ROAD. THE TIME OF THE
EVENT WAS BASED ON RADAR.
&&
AENYEDIPRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1048 AM EDT FRI JUL 10 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0345 PM TSTM WND DMG HICKOX 31.15N 82.00W
07/09/2009 BRANTLEY GA COUNTY OFFICIAL
TREES WERE BLOWN DOWN ACROSS HICKOX. ONE WAS BLOCKING A
PORTION OF STEVEN PARK ROAD.
&&
AENYEDIThe Jacksonville radar (KJAX), 126 km away, was scanning. The volume nearest the first event began at 16:57 UTC.
1 lightning. Local standard time, as filed.
Lightning struck the construction crane on the Flagler Beach Pier. Four workers received a slight electric jolt.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Florida in 2009Every state in 2009This day in weather historyWarnings in Florida, July 2009
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: 173222.