High pressure ridged down the eastern slopes of the Appalachians on the 27th, allowing a cold air damming event to develop. Fuels dried significantly during the day as relative humidities dropped in the cold dome, but relative humidities remained above the 25 percent threshold for fire danger conditions.
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The episode as NWS FFC wrote it up.
High pressure ridged down the eastern slopes of the Appalachians on the 27th, allowing a cold air damming event to develop. Fuels dried significantly during the day as relative humidities dropped in the cold dome, but relative humidities remained above the 25 percent threshold for fire danger conditions.
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 Mar 27, 10:09 AM EST, 1 hour 51 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PEACHTREE CITY GA 1109 AM EDT TUE MAR 27 2012 .UPDATE... CURRENT FORECAST CONTINUES ON TRACK...NO UPDATE ANTICIPATED AT THIS TIME. && .PREV DISCUSSION... /ISSUED 329 AM EDT TUE MAR 27 2012/ SHORT TERM /TODAY THROUGH WEDNESDAY NIGHT/... LATEST SURFACE ANALYSIS OF THE EASTERN UNITED STATES SHOWS HIGH PRESSURE HAS SHIFTED EASTWARD ALLOWING FOR A DEVELOPING WEDGE FEATURE ON THE LEE SIDE OF THE APPALACHIANS. WEDGE FRONT SUCH AS IT IS HAS MADE IT INTO THE CAROLINA MOUNTAINS AND SHOULD PUSH INTO OUR AREA FOR THE REMAINDER OF THE OVERNIGHT HOURS. OTHERWISE...CLEAR SKIES ACROSS THE AREA WITH TEMPS IN THE UPPER 50S TO LOWER 60S. FRONT WILL CONTINUE TO PUSH THROUGH TODAY WITHOUT MUCH FANFARE EXCEPT FOR AN INCREASE IN EASTERLY FLOW WITH SOME POTENTIAL LOW END GUSTS OVER EASTERN SECTIONS OF THE FORECAST AREA. WILL ALSO BE WATCHING AN AREA OF ENHANCED MOISTURE THE MODELS ARE KEYING IN ON EMANATING FROM THE ATLANTIC SIDE OF THE STATE AND PROVIDING INCREASED CLOUDS TO MCN AND CSG LATE IN THE DAY. DESPITE ABUNDANT SUNSHINE ELSEWHERE...COOLER EASTERLY FLOW WILL CURB AFTERNOON HIGHS SLIGHTLY FROM YESTERDAYS VALUES. AFOREMENTIONED ATLANTIC MOISTURE LOOKS TO SURGE NORTHWARD DURING THE OVERNIGHT HOURS WITH LOWERING CLOUD DECKS ANTICIPATED. WINDS WILL REMAIN ELEVATED AND THEREFORE EXPECTING JUST A LOW CLOUD EVENT VERSUS ANY FOG. CLOUDS WILL MIX OUT OVER ALL BUT EASTERN PORTION OF CWA THROUGH WEDNESDAY AFTERNOON IN ADVANCE OF A WEAK FRONTAL BOUNDARY MOVING THROUGH THE TENNESSEE VALLEY. MAIN UPPER LEVEL SUPPORT LOOKS TO BE FROM THE OHIO VALLEY THROUGH THE MID ATLANTIC WITH SYSTEM JUST CLIPPING OUR NORTHERN ZONES LATE WED INTO WED NIGHT. ANTICIPATING INSTABILITY AROUND 1500 J/KG DURING THE AFTERNOON BUT THIS TAILS OFF PRIOR TO BEST LIFT ARRIVING FOR THE NORTH. WILL KEEP THUNDER IN FOR NOW BUT LIMITED OVERALL POP CHANCES TO JUST 20 PERCENT. DEESE LONG TERM /THURSDAY THROUGH MONDAY/... A WEAK BACKDOOR COLD FRONT MOVES INTO N GA AND MAYBE TO CENTRAL GA THURSDAY WITH LIMITED MOISTURE AND WEAK INSTABILITY. GFS IS FASTER THAN THE NAM AND EUROPEAN WITH THE MOVEMENT OF THE FRONT INTO THE CWA. BEST POPS ACROSS FAR N GA AND MAINLY FROM THE NAM. SOME MOISTURE RETURN FOR FRIDAY WITH A WEAK FRONT POSSIBLY ACROSS THE AREA WITH THE GFS AND EUROPEAN IN DISAGREEMENT ON THIS. ONLY SMALL POPS EXPECTED. A SHORTWAVE/UPPER TROUGH IS FORECAST TO MOVE TO THE AREA LATE SATURDAY WITH CHANCES FOR SHOWERS AND THUNDERSTORMS FOR NEARLY THE ENTIRE CWA. MAINLY SMALL CHANCES FOR SHOWERS AND THUNDERSTORMS SUNDAY WITH AN UPPER RIDGE BUILDING. GFS IS FASTER WITH THE PASSAGE OF THE UPPER TROUGH AND THE BUILDING UPPER RIDGE THAN THE EUROPEAN. GFS MOVES A COLD FRONT ACROSS THE LOWER MS VALLEY MONDAY WITH INCREASING CHANCES FOR SHOWERS AND THUNDERSTORMS AND THE EUROPEAN IS DRY. THE FRONT IS EXPECTED TO MOVE ACROSS THE AREA ON TUESDAY WITH THE GFS GENERALLY WET AND THE EUROPEAN DRY. TEMPERATURES MOSTLY ABOVE NORMAL THIS PERIOD. FIRE WEATHER...FUELS HAVE DRIER SIGNIFICANTLY OVER THE NORTHEAST PORTION OF THE FORECAST AREA IN TANDEM WITH ANTICIPATED LOWEST RH VALUES THIS AFTERNOON. HOWEVER...STILL EXPECTING LOWEST RH TO BOTTOM OUT IN THE MID TO UPPER 20S...JUST SHY OF ANY DANGER STATEMENT CRITERIA. && AVIATION... 12Z UPDATE... WIND SHIFT HAS FINALLY OCCURRED AHEAD OF FRONT AND INCREASED TO 8 TO 10 KTS ALONG EASTERN SECTIONS. EXPECT BEST GUST POTENTIAL TO ACTUALLY BE THIS MORNING WITH GUIDANCE SHOWING LESS WINDS THIS AFTERNOON. CONDITIONS TO DETERIORATE TUE NIGHT WITH GUIDANCE IN GOOD AGREEMENT IN A TRANSITION TO MVFR PRIOR TO 12Z. SOME INDICATIONS FOR EVEN LOWER AT MCN BUT WILL LET SUBSEQUENT FORECASTS DECIDE IF THESE CONDITIONS ARE WARRANTED. //ATL CONFIDENCE...12Z UPDATE... MEDIUM ON CIGS TONIGHT. HIGH ON REMAINING ELEMENTS. DEESE && .PRELIMINARY POINT TEMPS/POPS... ATHENS 75 53 79 56 / 0 0 5 5 ATLANTA 74 58 80 60 / 0 0 5 0 BLAIRSVILLE 68 47 73 51 / 0 0 10 20 CARTERSVILLE 76 54 80 54 / 0 0 10 5 COLUMBUS 83 60 83 60 / 0 0 5 0 GAINESVILLE 74 53 74 56 / 0 0 10 10 MACON 79 54 83 55 / 0 0 5 5 ROME 75 53 81 53 / 0 0 10 10 PEACHTREE CITY 76 54 81 52 / 0 0 5 0 VIDALIA 78 55 84 59 / 0 0 5 5 && .FFC WATCHES/WARNINGS/ADVISORIES... NONE. && 20
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE PEACHTREE CITY GA 1110 AM EDT TUE MAR 27 2012 GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086- 089>098-102>113-281000- 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- 1110 AM EDT TUE MAR 27 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH AND CENTRAL GEORGIA. .DAY ONE...THIS AFTERNOON AND TONIGHT... NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SYNOPSIS... DRY HIGH PRESSURE WILL MOVE TO THE EAST COAST TODAY AND INTO THE WESTERN ATLANTIC TONIGHT. A STABLE AIRMASS WILL CONTINUE OVER THE FORECAST AREA. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY... THERE IS A SLIGHT CHANCE OF THUNDERSTORMS OVER THE FAR NORTH WEDNESDAY AND THURSDAY AND ACROSS MUCH OF THE AREA FRIDAY AND SUNDAY. THERE IS A CHANCE OF THUNDERSTORMS ACROSS THE AREA SATURDAY AND MONDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT.
The national radar mosaic for the moment the first event began.
1 wildfire. Local standard time, as filed.
The National Forest Service reported that a human-caused fire labeled Doublehead burned 3.8 acres and resulted in $1,500 in damages.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Georgia in 2012Every state in 2012This day in weather historyWarnings in Georgia, March 2012
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: 427538.