549
FXUS62 KFFC 210807
AFDFFC
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
407 AM EDT MON SEP 21 2026
..MORNING AREA FORECAST DISCUSSION
KEY MESSAGES
- UNSEASONABLY WARM CONDITIONS WILL CONTINUE THROUGH THE MIDDLE
OF THE WEEK. HEAT INDEX VALUES WILL PEAK IN THE UPPER 90S TO
LOWER 100S TODAY AND TUESDAY.
- RAIN CHANCES WILL PEAK MON, TUES, AND WED AFTERNOONS. THE
POTENTIAL FOR SEVERE WEATHER WILL NEED TO BE MONITORED.
- MORE SEASONABLE TEMPERATURES ARE EXPECTED STARTING MIDWEEK.
SHORT TERM
(TODAY THROUGH TUESDAY)
ISSUED AT 336 AM EDT MON SEP 21 2026
CURRENT SATELLITE LOOP SHOWS MOSTLY CLEAR SKIES THIS MORNING.
EXPECTING ANOTHER ROUND OF SHOWERS AND THUNDERSTORMS AS EASTERLY
FLOW CONTINUES TO PUMP ATLANTIC MOISTURE IN ACROSS THE STATE.
BEST CHANCES OF DIURNALLY DRIVEN CONVECTION APPEARS TO BE FOCUSED
ACROSS NORTH AND PORTIONS OF CENTRAL GA. THERE IS A WEAK FRONTAL
BOUNDARY THAT IS EXPECTED TO MOVE INTO THE MID MS RIVER VALLEY
TODAY AND INTO NW GA TUE MORNING. A MOIST AIRMASS REMAINS IN PLACE
AHEAD OF THIS FRONTAL BOUNDARY WITH MARGINAL INSTABILITY
DEVELOPING EACH DAY. SHEAR REMAINS WEAK (< 20 KTS), BUT DIURNAL
HEATING AND PWATS IN THE 1.5" TO 2" RANGE EACH DAY COMBINED WITH
A BIT OF COOLING ALOFT AND A WEAK FORCING MECHANISM WILL WORK
TOGETHER TO CREATE A FEW STRONG TO SEVERE STORMS TODAY AND TUESDAY.
THE CURRENT DAY 1 AND DAY 2 MARGINAL RISK AREAS ACROSS NORTH AND
NORTHERN CENTRAL GA LOOK GOOD. BIGGEST THREATS FROM THESE STORMS
WILL BE DAMAGING WIND GUSTS, FREQUENT LIGHTNING STRIKES, AND
PERIODS OF HEAVY RAIN.
LONG TERM
(TUESDAY NIGHT THROUGH SUNDAY)
ISSUED AT 336 AM EDT MON SEP 21 2026
WEDNESDAY WILL BRING ONE FINAL DAY OF THUNDERSTORMS TO PORTIONS OF
NORTH GEORGIA BEFORE DRY MORE AUTUMN LIKE AIR FILTERS IN BEHIND IT.
TAKING A LOOK AT THE SEVERE THREAT, WARM TEMPERATURES AND LINGERING
SW FLOW FROM THE DAY BEFORE SHOULD CONTINUE TO PROVIDE US WITH
PLENTY OF INSTABILITY OUT AHEAD OF WHATEVER LINEAR SYSTEM COMES
TOGETHER ACROSS THE NORTHEASTERN PORTIONS OF THE CWA. THERE IS STILL
A LOT OF UNCERTAINTY WITH REGARDS TO TIMING AND STRENGTH, THOUGH
MOST MODELS ARE IN AGREEMENT THAT STORMS WILL LIKELY CONTINUE INTO
THE OVERNIGHT HOURS BEFORE DISSIPATING EARLY WEDNESDAY MORNING.
AS THE PARENT LOW PUSHES OFF THE ATLANTIC COAST, WEDGE LIKE
CONDITIONS SET UP AS A STRONG HIGH PRESSURE IN NORTHERN NEW ENGLAND
GIVES US OUR FIRST TASTE OF FALL WEATHER. TEMPERATURES ARE EXPECTED
TO FALL INTO THE LOW 80S ON WEDNESDAY AND THURSDAY HAS US IN THE
UPPER 70S WITH OVERNIGHT LOWS IN THE 50S AND 60S. PUMPKIN SPICE
SEASON HAS FINALLY ARRIVED.
DRY FALL CONDITIONS ARE EXPECTED TO CONTINUE THROUGH THE WEEKEND AND
INTO THE START OF EARLY NEXT WEEK AS OUR RAIN CHANCES FALL TO NEAR
ZERO. SHOULD BE A GREAT WEEKEND TO GET OUTSIDE AND ENJOY THE
WEATHER.
AVIATION
(06Z TAFS)
ISSUED AT 123 AM EDT MON SEP 21 2026
MOSTLY CLEAR SKIES ACROSS THE AREA THIS MORNING. WINDS ARE LIGHT
AND VARIABLE BUT WILL PICK UP OUT OF THE EAST SHORTLY AFTER
SUNRISE INTO THE 4-8KT RANGE. WINDS WILL STAY OUT OF THE E TO SE
THROUGH THE PERIOD. EXPECTING ANOTHER ROUND OF AFTERNOON/EVENING
SHRA/TSRA WITH THE BEST TIMING AT THE TAF SITES BETWEEN 20Z-02Z.
PRECIP SHOULD DIMINISH ACROSS THE AREA BY 04Z TUE.
//ATL CONFIDENCE...06Z UPDATE...
CONFIDENCE HIGH ON ALL ELEMENTS
01
PRELIMINARY POINT TEMPS/POPS
ATHENS 92 69 90 67 / 20 20 50 70
ATLANTA 92 72 90 70 / 20 30 40 40
BLAIRSVILLE 86 64 83 61 / 60 40 70 60
CARTERSVILLE 92 70 91 68 / 30 30 50 50
COLUMBUS 93 72 93 71 / 10 20 20 10
GAINESVILLE 90 70 88 68 / 40 30 60 60
MACON 93 69 92 69 / 10 10 20 30
ROME 93 68 91 66 / 30 40 50 50
PEACHTREE CITY 92 69 91 68 / 10 20 40 30
VIDALIA 92 70 92 71 / 10 10 10 20
FFC WATCHES/WARNINGS/ADVISORIES
NONE.
SHORT TERM...01
LONG TERM....VAUGHN
AVIATION...01
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