000 FXUS62 KFFC 041922 AFDFFC AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PEACHTREE CITY GA 322 PM EDT FRI JUL 4 2008 .SHORT TERM /TONIGHT THROUGH SUNDAY NIGHT/... LATEST SURFACE ANALYSIS SHOWS A WEAK FRONTAL BOUNDARY STALLED ACROSS KY-VA. IN THE UPPER LEVELS...A LONG-WAVE TROUGH HAS BECOME ENTRENCHED ACROSS THE EASTERN THIRD OF THE COUNTRY WITH A SERIES OF UPPER DISTURBANCES PROGGED TO TRAVERSE THE BASE OVER THE WEEKEND. MODELS AGREE THE FRONTAL BOUNDARY WILL STALL NORTH OF THE STATE... WITH A DEEP MOIST AND UNSTABLE AIRMASS EXPECTED TO PERSIST OVER GEORGIA. THE UPPER DISTURBANCES WILL WARRANT HOLDING ONTO AN ISOLATED SHOWER/TSTM OVERNIGHT FOR AT LEAST THE NORTHERN THIRD OF THE STATE. HOWEVER...EXPECT THE GREATER CHANCE AND COVERAGE OF TSTMS TO BE DURING DAYTIME HEATING BOTH SATURDAY AND SUNDAY. ALTHOUGH SEVERE STORMS ARE NOT EXPECTED...MODERATE INSTABILITIES OF 2000-3000 CAPES AND -3 TO -5 LI'S SUGGEST ISOLATED TO SCATTERED PULSE STRONG STORMS ARE LIKELY...WITH A FEW POSSIBLY REACHING SEVERE LIMITS DURING MAX HEATING. THE MAIN THREAT FROM AFTERNOON AND EVENING TSTMS WOULD BE CLOUD-TO-GROUND LIGHTNING... STRONG DOWN-BURST WINDS AND POSSIBLY SOME PEA TO NICKEL SIZE HAIL. OTHERWISE...HAVE LEANED TOWARD THE WARMER LOWS AND COOLER HIGHS THROUGH THE SHORT TERM. .LONG TERM /MONDAY THROUGH FRIDAY/... A WARM MOIST AND UNSTABLE AIRMASS WILL REMAIN IN-PLACE...RESULTING IN DIURNALLY DRIVEN...SCATTERED SUMMERTIME CONVECTION EACH AFTERNOON AND EVENING THROUGH THE EXTENDED. CURRENT FORECAST HAS GOOD HANDLE ON THINGS...SO NO CHANGES EXPECTED AT THIS TIME. SEASONAL TEMPERATURES WILL PREVAIL WITH HIGHS NEAR 90 AND LOWS NEAR 70. && .FIRE WEATHER... NO CONCERNS AS A MOIST SOUTHERLY WIND FLOW PERSIST...WITH AFTERNOON RH LEVELS WELL ABOVE CRITICAL LEVELS THROUGH AT LEAST MID NEXT WEEK. EXPECT SCATTERED CONVECTION EACH AFTERNOON AND EVENING. && .PRELIMINARY POINT TEMPS/POPS... ATHENS 70 89 66 89 68 / 20 50 30 50 30 ATLANTA 70 87 69 87 69 / 20 40 30 40 30 BLAIRSVILLE 65 79 59 83 62 / 30 50 20 30 20 CARTERSVILLE 69 87 65 89 65 / 30 50 20 40 20 COLUMBUS 72 91 71 91 71 / 20 40 30 50 30 GAINESVILLE 69 84 66 87 68 / 20 50 30 40 20 MACON 71 92 69 92 71 / 20 40 30 50 30 ROME 69 88 66 91 66 / 30 50 20 30 20 PEACHTREE CITY 67 88 66 87 66 / 20 40 30 40 30 VIDALIA 73 92 72 91 71 / 20 30 30 50 30 && .FFC WATCHES/WARNINGS/ADVISORIES... NONE. && $$ 39