A disturbance in northwest flow aloft resulted in development of isolated to scattered thunderstorms across north Georgia during the afternoon and early evening hours on the 11th. A few of these thunderstorms briefly became severe and produced hail and damaging wind gusts.
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 FFC wrote it up.
A disturbance in northwest flow aloft resulted in development of isolated to scattered thunderstorms across north Georgia during the afternoon and early evening hours on the 11th. A few of these thunderstorms briefly became severe and produced hail and damaging wind gusts.
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 Atlanta, GA wrote its last area forecast discussion before the first event at May 11, 2:46 PM EST, 1 hour 47 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PEACHTREE CITY GA 346 PM EDT FRI MAY 11 2007 .SHORT TERM /TONIGHT THROUGH SUNDAY NIGHT/... GETTING CONVECTIVE DEVELOPMENT ACROSS EXTREME NORTH GA AT THE MOMENT...IN THE VICINITY OF WEAK SURFACE TROUGH. MODELS SIMILAR WITH DRIFTING THIS BOUNDARY ACROSS NORTH GEORGIA TONIGHT...THEN WASHING IT OUT AS A SECOND STRONGER BOUNDARY DRIFTS SOUTH FROM THE OHIO VALLEY REGION. WILL GENERALLY LIMIT CHC POPS TO MAINLY NORTH SECTIONS TONIGHT AS BOUNDARY MOVES ACROSS THAT AREA. COULD SEE A FEW STRONG STORMS THIS AFTERNOON INTO THIS EVENING WITH MODEL MU CAPES PROGGD TO APPROACH 2000 AND LIFTED INDICES FROM ZERO TO MINUS 3. HOWEVER... THINK MAIN THREAT WILL BE HAIL AND HEAVY RAIN. STRONGER BOUNDARY DRIFTS FROM THE TENNESSEE VALLEY ACROSS NORTH GEORGIA SATURDAY... AND WILL SPREAD CHANCE POPS ACROSS ALL OF COUNTY WARNING AREA WITH BEST CHANCES ACROSS THE NORTH. ISOLATED STRONG/SEVERE STORMS POSSIBLE DURING THE AFTERNOON/EVENING WITH MODEL CAPES AGAIN PROGGD AROUND 2000. MODELS SHOW BOUNDARY MOVING INTO CENTRAL GEORGIA BY THE END OF THE DAY SATURDAY AND WILL SHIFT HIGHER POPS ACROSS CENTRAL SECTIONS SATURDAY NIGHT. GFS A TAD FASTER WITH PUSHING FRONT THROUGH...WITH BOUNDARY SOUTH OF THE COUNTY WARNING AREA BY 12Z SUNDAY. NAM SHOWS BOUNDARY ACROSS SOUTHCENTRAL GEORGIA AT THIS TIME. WILL LEAN TOWARD NAM SOLUTION AND PLAN TO KEEP LOW POPS ACROSS OUR SOUTHERN COUNTIES SUNDAY...GENERALLY SOUTH OF A CSG- MCN-AGS LINE. ACROSS THE NORTH...WILL SHOW SOME DRYING AS SURFACE HIGH BEGINS TO BUILD SOUTH FROM THE LOWER GREAT LAKES. WILL END ALL PRECIP BY SUNDAY NIGHT WITH BOUNDARY EXPECTED TO BE SOUTH OF OUR AREA. .LONG TERM /MONDAY THROUGH FRIDAY/... HIGH PRESSURE AND UPPER LEVEL RIDGING DOMINATES NORTH AND CENTRAL GEORGIA MONDAY INTO TUESDAY...BEFORE THE HIGH SHIFTS OFF THE MID- ATLANTIC COAST AND A COLD FRONT APPROACHES FROM THE NORTHWEST WEDNESDAY. LATEST GFS RUN SHOW THIS BOUNDARY PUSHING ACROSS NORTH GEORGIA...NEARING A CSG-MCN LINE BY END OF THE DAY...THEN APPEARS TO MEANDER SOMEWHERE ACROSS SOUTHCENTRAL GEORGIA INTO FRIDAY. CURRENT FORECAST WITH SLIGHT CHC TO CHC POPS ACROSS THE COUNTY WARNING AREA STILL LOOK OKAY FOR WED/WED NIGHT...BUT IF LATER RUNS SUPPORT IT MAY BE ABLE TO LIMIT CHC POPS TO CENTRAL GEORGIA THURSDAY AND FRIDAY. && .PRELIMINARY POINT TEMPS/POPS... ATHENS 65 86 61 85 57 / 20 50 30 10 5 ATLANTA 67 84 65 82 60 / 20 40 20 10 10 BLAIRSVILLE 61 79 58 79 48 / 40 50 20 10 5 CARTERSVILLE 60 85 59 83 57 / 40 40 20 10 10 COLUMBUS 65 89 66 86 65 / 10 30 30 10 10 GAINESVILLE 65 83 64 83 56 / 40 50 20 10 5 MACON 62 88 64 87 61 / 10 40 30 20 10 ROME 62 90 63 88 58 / 40 40 20 10 10 PEACHTREE CITY 61 86 60 84 57 / 20 40 20 10 10 VIDALIA 65 87 65 84 61 / 10 30 30 20 10 && .FFC WATCHES/WARNINGS/ADVISORIES... NONE. && 49/33
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PEACHTREE CITY GA 430 PM EDT FRI MAY 11 2007 GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086- 089>098-102>113-120930- BALDWIN-BANKS-BARROW-BARTOW-BIBB-BLECKLEY-BUTTS-CARROLL-CATOOSA- CHATTAHOOCHEE-CHATTOOGA-CHEROKEE-CLARKE-CLAYTON-COBB-COWETA- CRAWFORD-CRISP-DADE-DAWSON-DEKALB-DODGE-DOOLY-DOUGLAS-EMANUEL- FANNIN-FAYETTE-FLOYD-FORSYTH-GILMER-GLASCOCK-GORDON-GREENE- GWINNETT-HALL-HANCOCK-HARALSON-HARRIS-HEARD-HENRY-HOUSTON-JACKSON- JASPER-JEFFERSON-JOHNSON-JONES-LAMAR-LAURENS-LUMPKIN-MACON- MADISON-MARION-MERIWETHER-MONROE-MONTGOMERY-MORGAN-MURRAY- MUSCOGEE-NEWTON-NORTH FULTON-OCONEE-OGLETHORPE-PAULDING-PEACH- PICKENS-PIKE-POLK-PULASKI-PUTNAM-ROCKDALE-SCHLEY-SOUTH FULTON- SPALDING-STEWART-SUMTER-TALBOT-TALIAFERRO-TAYLOR-TELFAIR-TOOMBS- TOWNS-TREUTLEN-TROUP-TWIGGS-UNION-UPSON-WALKER-WALTON-WARREN- WASHINGTON-WEBSTER-WHEELER-WHITE-WHITFIELD-WILCOX-WILKES- WILKINSON- 430 PM EDT FRI MAY 11 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH AND CENTRAL GEORGIA. .DAY ONE...TONIGHT. ISOLATED SEVERE THUNDERSTORMS POSSIBLE ACROSS NORTH GEORGIA THIS EVENING. .SYNOPSIS... A WEAK RIDGE OF HIGH PRESSURE WILL REMAIN CENTERED OVER GEORGIA THROUGH TONIGHT. STRONG SURFACE HEATING AND DEWPOINTS CLIMBING TO NEAR 60 DEGREES HAVE ALLOWED SHOWERS AND THUNDERSTORMS TO DEVELOP OVER THE NORTH GEORGIA MOUNTAINS THIS AFTERNOON. ANY STORMS WILL BE SLOW MOVING DUE TO LIGHT WINDS THROUGH THE DEPTH OF THE ATMOSPHERE. .PRIMARY HAZARDS... THE PRIMARY HAZARD FROM ANY SEVERE THUNDERSTORMS WILL BE DAMAGING DOWNBURST WINDS AND LARGE HAIL. THE MOST LIKELY AREA FOR SEVERE THUNDERSTORMS WILL BE ACROSS NORTH GEORGIA FROM ATLANTA TO ATHENS AND NORTH THROUGH THIS EVENING. .DISCUSSION... CAPES ARE AROUND 1000 TO 2000 WITH LIFTED INDICES OF MINUS 2 TO MINUS 6. THIS INSTABILITY COMBINED WITH A DEVELOPING SURFACE TROUGH ACROSS NORTH GEORGIA WILL ALLOW SCATTERED STRONG THUNDERSTORMS TO CONTINUE WITH ISOLATED SEVERE STORMS POSSIBLE THROUGH THIS EVENING. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. THERE IS A CHANCE OF THUNDERSTORMS OVER THE AREA SATURDAY AND OVER CENTRAL GEORGIA ON SUNDAY. THERE IS A CHANCE OF THUNDERSTORMS WEDNESDAY AND THURSDAY. .SPOTTER INFORMATION STATEMENT... DUE TO THE ISOLATED NATURE OF ANY SEVERE WEATHER...FORMAL SPOTTER ACTIVATION IS NOT EXPECTED THROUGH TONIGHT. HOWEVER...SPOTTERS ARE ENCOURAGED TO RELAY ANY OBSERVATIONS OF SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE. RRH
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 254 PM EDT FRI MAY 11 2007 GAZ005-111930- 254 PM EDT FRI MAY 11 2007 ...SIGNIFICANT WEATHER ALERT FOR PEA SIZED HAIL AND 40 MPH WINDS IN MURRAY COUNTY UNTIL 330 PM EDT... AT 250 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 5 MILES NORTHEAST OF FORT MOUNTAIN STATE PARK MOVING SLOWLY SOUTHWEST AT 5 MPH. THIS STORM HAS THE POTENTIAL TO PRODUCE PEA SIZED HAIL...FREQUENT CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 40 MPH AS IT MOVES ACROSS MURRAY COUNTY THROUGH 330 PM EDT. SOME LOCATIONS IN THE PATH OF THIS STORM INCLUDE FORT MOUNTAIN STATE PARK AND AREAS WEST OF CHATSWORTH. BRIEF HEAVY DOWNPOURS MAY CAUSE PONDING OF WATER ON ROADWAYS.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 318 PM EDT FRI MAY 11 2007 GAZ015-111945- 318 PM EDT FRI MAY 11 2007 ...SIGNIFICANT WEATHER ALERT FOR PEA SIZED HAIL AND 40 MPH WINDS IN LUMPKIN COUNTY UNTIL 345 PM EDT... AT 316 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 2 MILES NORTHWEST OF DAHLONEGA...MOVING SLOWLY SOUTH AT 5 MPH. THIS STORM HAS THE POTENTIAL TO PRODUCE PEA SIZED HAIL...FREQUENT CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 40 MPH AS IT MOVES ACROSS LUMPKIN COUNTY THROUGH 345 PM EDT. SOME LOCATIONS IN THE PATH OF THIS STORM INCLUDE DAHLONEGA AND AURARIA. BRIEF HEAVY DOWNPOURS MAY CAUSE PONDING OF WATER ON ROADWAYS.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 342 PM EDT FRI MAY 11 2007 GAZ014-112015- 342 PM EDT FRI MAY 11 2007 ...SIGNIFICANT WEATHER ALERT FOR PEA SIZED HAIL AND 40 MPH WINDS IN DAWSON COUNTY UNTIL 415 PM EDT... AT 337 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CENTERED 3 MILES WEST OF AMICALOLA FALLS STATE PARK MOVING SLOWLY SOUTH AT 5 MPH. THIS STORM HAS THE POTENTIAL TO PRODUCE PEA SIZED HAIL...FREQUENT CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 40 MPH AS IT MOVES ACROSS DAWSON COUNTY THROUGH 415 PM EDT. SOME LOCATIONS IN THE PATH OF THIS STORM INCLUDE AMICALOLA FALLS STATE PARK. BRIEF HEAVY DOWNPOURS MAY CAUSE PONDING OF WATER ON ROADWAYS.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 430 PM EDT FRI MAY 11 2007 GAZ007-013>015-022-112130- 430 PM EDT FRI MAY 11 2007 ...SIGNIFICANT WEATHER ALERT FOR FREQUENT LIGHTNING IN NORTHERN FORSYTH...EASTERN PICKENS...DAWSON...WESTERN LUMPKIN AND EASTERN GILMER COUNTIES UNTIL 530 PM EDT... AT 427 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LARGE CLUSTER OF SLOW MOVING THUNDERSTORMS CENTERED OVER DAWSON COUNTY...BUT EXTENDING FROM CARTECAY...TO DAHLONEGA...TO SILVER CITY...TO MARION...DRIFTING SOUTHWEST AT 5 MPH. RAINFALL AMOUNTS BETWEEN 1.5 AND 2.5 INCHES CAN BE EXPECTED ACROSS MUCH OF THIS AREA DURING THE NEXT HOUR...INCLUDING PARTS OF FORSYTH...PICKENS...DAWSON...LUMPKIN...AND GILMER COUNTIES. DRIVERS SHOULD USE CAUTION AS INTENSE RAINFALL MAY REDUCE VISIBILITIES. PONDING OF WATER ON ROADWAYS IS ALSO LIKELY. SIGNIFICANT WEATHER ALERTS ARE ISSUED WHEN WINDS UP TO 57 MPH ARE EXPECTED...HAIL IS EXPECTED TO BE LESS THAN THE SIZE OF PENNIES...OR SIGNIFICANT CLOUD-TO-GROUND LIGHTNING IS EXPECTED...ALONG WITH LOCALLY HEAVY RAIN. 19
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 453 PM EDT FRI MAY 11 2007 GAZ066-112145- 453 PM EDT FRI MAY 11 2007 ...SIGNIFICANT WEATHER ALERT FOR FREQUENT LIGHTNING IN TROUP COUNTY UNTIL 545 PM EDT... AT 449 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 6 MILES NORTHWEST OF LA GRANGE THE THUNDERSTORM WAS NEARLY STATIONARY...BUT DID SHOW A VERY SLOW DRIFT TO THE SOUTH. PEA-SIZED HAIL AND LOCALLY HEAVY RAIN WILL ALSO BE POSSIBLE WITH THIS THUNDERSTORM. SIGNIFICANT WEATHER ALERTS ARE ISSUED WHEN WINDS UP TO 57 MPH ARE EXPECTED...HAIL IS EXPECTED TO BE LESS THAN THE SIZE OF PENNIES...OR SIGNIFICANT CLOUD-TO-GROUND LIGHTNING IS EXPECTED. 19
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 522 PM EDT FRI MAY 11 2007 GAZ030-041-112215- 522 PM EDT FRI MAY 11 2007 ...SIGNIFICANT WEATHER ALERT FOR PEA SIZED HAIL AND FREQUENT CLOUD-TO-GROUND LIGHTNING IN WESTERN HARALSON AND SOUTHWESTERN POLK COUNTIES UNTIL 615 PM EDT... AT 518 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A CLUSTER OF STRONG THUNDERSTORMS OVER ALONG THE GEORGIA...ALABAMA LINE BETWEEN ESOM HILL AND THE EXTREME NORTHWEST CORNER OF HARALSON COUNTY. THE THUNDERSTORM WAS NEARLY STATIONARY. ADDITIONAL ACTIVITY WAS DEVELOPING IN NORTH CENTRAL HARALSON NEAR FELTON. LIGHTNING DETECTION SYSTEMS INDICATE NUMEROUS CLOUD-TO-GROUND LIGHTNING STRIKES ACROSS HARALSON AND POLK COUNTIES...INCLUDING THE CITIES OF ESOM HILL AND FELTON. RESIDENTS IN THIS AREA SHOULD STAY INDOORS. ELECTRICAL APPLIANCES AND TELEPHONES SHOULD NOT BE USED UNLESS IN AN EMERGENCY. SIGNIFICANT WEATHER ALERTS ARE ISSUED WHEN WINDS UP TO 57 MPH ARE EXPECTED...HAIL IS EXPECTED TO BE LESS THAN THE SIZE OF PENNIES...OR SIGNIFICANT CLOUD-TO-GROUND LIGHTNING IS EXPECTED. 19
The Atlanta radar (KFFC), 96 km away, was scanning. The volume nearest the first event began at 21:31 UTC.
2 hail, 1 thunderstorm wind. Local standard time, as filed.
A storm spotter reported penny-sized hail in southwest Polk county, southwest of Cedartown.
A storm spotter observed penny-sized hail.
An amateur radio operator reported that a couple of trees were down on Interstate-75 at mile-marker 224 which briefly blocked a couple of lanes of traffic. He also reported that two to three trees were down in the Woodhaven Drive area of Stockbridge.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Georgia in 2007Every state in 2007This day in weather historyWarnings in Georgia, May 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: 31055, 31087, 31211.