Atlanta, GA Special Weather Statement

HAZARDOUS WEATHER OUTLOOK

Issued:

1100 AM EDT FRI MAY 9 2008

Expires:

700 AM EDT SAT MAY 10 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH AND CENTRAL GEORGIA. .DAY ONE...TODAY AND TONIGHT THERE IS A SLIGHT CHANCE OF THUNDERSTORMS TONIGHT ACROSS NORTH GEORGIA...AND AN ISOLATED STRONG STORM WILL BE POSSIBLE OVER FAR NORTHWEST GEORGIA. .SYNOPSIS... A COLD FRONT PUSHING INTO GEORGIA TODAY WILL STALL ACROSS THE AREA...REMAINING IN PLACE UNTIL A STRENGTHENING LOW PRESSURE SYSTEM MOVING THROUGH THE OHIO VALLEY SENDS A POWERFUL COLD FRONT ACROSS GEORGIA ON SUNDAY. .PRIMARY HAZARDS... STRONG WINDS AND HAIL WOULD BE THE PRIMARY HAZARDS SHOULD ANY STORMS MANAGE TO REMAIN SEVERE AS THEY APPROACH NORTHWEST GEORGIA FROM THE WEST TONIGHT. THE MOST LIKELY TIME FRAME WOULD BE BETWEEN 8 PM AND MIDNIGHT NORTHWEST OF A DALTON TO ROME LINE. .DISCUSSION... MODERATE INSTABILITY AND VERTICAL WIND SHEAR WILL BE PRESENT AS A WEAK UPPER LEVEL DISTURBANCE CROSSES FAR NORTH GEORGIA TONIGHT. THUNDERSTORMS APPROACHING FROM ALABAMA THIS EVENING SHOULD WEAKEN THROUGH THE EVENING AS THEY MOVE INTO A LESS UNSTABLE ENVIRONMENT OVER NORTHWEST GEORGIA WHERE CAPES AROUND 500 ARE ANTICIPATED. SOME THUNDERSTORM POTENTIAL WILL CONTINUE OVERNIGHT IN THE NORTH. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY THE AIRMASS WILL BECOME INCREASINGLY UNSTABLE ON SATURDAY AND EVEN MORE SO BY EARLY SUNDAY AS A FRONTAL BOUNDARY REMAINS DRAPED ACROSS THE LOCAL AREA. THIS WILL ALLOW FOR A GREATER LIKELIHOOD OF ISOLATED SEVERE THUNDERSTORMS SATURDAY AFTERNOON AND EVENING...WHICH WILL BECOME MORE WIDESPREAD EARLY SUNDAY MORNING BEFORE THE COLD FRONT MOVES THROUGH SUNDAY AFTERNOON. .SPOTTER INFORMATION STATEMENT... DUE TO THE LIMITED NATURE OF THE SEVERE THREAT TODAY...FORMAL SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME BUT SPOTTERS ARE ENCOURAGED TO SUBMIT REPORTS OF SEVERE WEATHER THROUGH THE WEB BY GOING TO WEATHER.GOV/ATLANTA.