National Weather Service Weather Forecast Office

Area Forecast Discussion

315
FXUS62 KFFC 241956
AFDFFC

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
356 PM EDT FRI MAY 24 2013


.SHORT TERM /TONIGHT THROUGH SATURDAY NIGHT/...
PLEASANT WEATHER EXPECTED FOR THE SHORT TERM. CLOUDS THAT LINGERED
ACROSS NORTH GEORGIA MUCH OF THE MORNING HAVE DISSIPATED AND SKIES
ARE EXPECTED TO REMAIN CLEAR OVERNIGHT. NORTHWEST FLOW ACROSS THE
AREA ALOFT WHILE HIGH PRESSURE CENTERED OVER THE GREAT LAKES REGION
CONTINUES TO DOMINATE AT THE SFC. WITH THE SFC HIGH INFLUENCING THE
CWA THROUGH THE SHORT TERM...THE AREA WILL REMAIN DRY. A WEAK
SHORTWAVE MOVES THROUGH THE TENNESSEE VALLEY SATURDAY NIGHT AND
APPROACHES NORTH GEORGIA BY LATE SATURDAY NIGHT HOWEVER NO PRECIP IS
EXPECTED WITH THIS SHORTWAVE AND THE MAIN IMPACT WILL BE AN INCREASE
IN MID LEVEL CLOUDS.

OVERNIGHT LOWS WILL BE WELL BELOW NORMAL TONIGHT AND SATURDAY NIGHT.
ALTHOUGH AHN LOW TEMP FORECAST FOR TONIGHT IS CLOSE TO A RECORD
MINIMUM TEMPERATURE...MCN IS THE ONLY PLACE FORECAST TO TIE THE
RECORD MIN. FOR SATURDAY NIGHT THOUGH...TEMPERATURES WILL BE
SLIGHTLY WARMER AND AM NOT FORECASTING ANY RECORD BREAKING LOWS. MAX
TEMPS ON SATURDAY WILL REMAIN A FEW DEGREES BELOW NORMAL.

11


.LONG TERM /SUNDAY THROUGH FRIDAY/...

.LONG TERM /SUNDAY THROUGH FRIDAY/...
THE MODELS KEEP THE AREA OF HIGH PRESSURE IN CONTROL FOR MUCH OF
THE FORECAST AREA...THOUGH A SHORT WAVE RIDES OVER THE RIDGE THAT
COULD THREATEN SOME OF THE NORTHERN COUNTIES WITH A CHANCE OF
SHOWERS SUNDAY. HOWEVER...WE CHOSE NOT TO INCLUDE THE MENTIONING OF
SHOWERS AT THIS TIME...AS MOISTURE WAS LIMITED. AS THE FLOW
CONTINUED AROUND THE HIGH...ANOTHER SHORT WAVE MOVES ACROSS
ALABAMA AND NORTHERN GEORGIA MONDAY NIGHT INTO TUESDAY... AND
POSING THE THREAT OF SHOWERS AGAIN...THROUGH NOT ALOT OF MOISTURE
PRESENT FOR THIS EVENT EITHER.

TEMPERATURES WILL BE ON THE RISE THROUGHOUT THE PERIOD...STARTING
IN THE UPPER 40S AND LOWER 50S FOR MORNING LOWS SUNDAY...AND PEAKING
IN THE MID AND UPPER 80S BY FRIDAY.

37

&&

.FIRE WEATHER...
FUELS ARE DRY ACROSS MOST OF NORTH AND CENTRAL GEORGIA. WITH WINDS
SPEEDS ABOVE 15 MPH...FIRE DANGER STATEMENT REMAINS IN EFFECT
THROUGH THIS EVENING. ALTHOUGH WIND SPEEDS WILL BE LOWER ON
SATURDAY...RH VALUES WILL DROP BELOW 25 PERCENT FOR AROUND 4 HOURS
SO WILL HAVE TO MONITOR THIS FOR A POTENTIAL FIRE DANGER STATEMENT
NEEDED FOR SATURDAY.

&&

.CLIMATE...

RECORDS FOR 05-25

               MAX TEMPERATURE         MIN TEMPERATURE
  STATION      HIGH        LOW         HIGH        LOW
  -------  ----------  ----------  ----------  ----------
   KAHN     100 1926     65 1979     71 2004     46 1979
                            1956
   KATL      93 1960     63 1895     72 2004     46 1979
                1953                    1953
   KCSG      95 2012     71 1979     75 2000     51 1979
                2011        1956
                1953
   KMCN      98 1953     65 1923     74 2000     49 1979



RECORDS FOR 05-26

               MAX TEMPERATURE         MIN TEMPERATURE
  STATION      HIGH        LOW         HIGH        LOW
  -------  ----------  ----------  ----------  ----------
   KAHN      99 1911     63 1963     72 2004     41 1979
   KATL      94 1936     64 1923     73 1989     43 1979
                1916        1901
                1911
   KCSG      97 2012     75 1961     74 2000     47 1979
                                        1989
   KMCN      98 1962     69 1901     72 1921     49 1979


&&

.AVIATION...
18Z UPDATE...
VFR CONDITIONS ARE EXPECTED THROUGH THE TAF PERIOD. THE FEW050
CLOUDS IN THE ATL METRO AREA SHOULD DISSIPATE OVER THE NEXT TWO
HOURS. MAIN CHALLENGE OF THE TAF IS THE TIMING OF THE WIND SHIFTS
AND AT THIS POINT HAVE GONE TOWARDS THE MIDDLE OF GUIDANCE IN
TERMS OF TIMING.

//ATL CONFIDENCE...18Z UPDATE...
HIGH CONFIDENCE ON CIGS AND VSBYS. MEDIUM CONFIDENCE ON TIMING OF
WIND SHIFTS.

11

&&

.PRELIMINARY POINT TEMPS/POPS...
ATHENS          47  78  52  83 /   0   0   0   5
ATLANTA         52  77  57  82 /   0   0   0   5
BLAIRSVILLE     41  75  47  76 /   0   0   5  10
CARTERSVILLE    46  79  48  83 /   0   0   0  10
COLUMBUS        55  82  57  86 /   0   0   0   5
GAINESVILLE     49  77  54  80 /   0   0   0  10
MACON           49  81  52  85 /   0   0   0   5
ROME            46  79  48  83 /   0   0   0  10
PEACHTREE CITY  45  79  48  84 /   0   0   0   5
VIDALIA         54  84  56  86 /   0   0   0   5

&&

.FFC WATCHES/WARNINGS/ADVISORIES...
NONE.
&&

$$

SHORT TERM...11
LONG TERM....37
AVIATION...11