Area Forecast Discussion
Issued by NWS Atlanta, GA

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FXUS62 KFFC 041134
AFDFFC

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
734 AM EDT FRI SEP 4 2015

.PREV DISCUSSION... /ISSUED 429 AM EDT FRI SEP 4 2015/

SHORT TERM /TODAY THROUGH SATURDAY/...
SHORT TERM MODELS ARE IN PRETTY GOOD AGREEMENT. NORTHWEST FLOW
ALOFT WITH A WAVE WILL MOVE ACROSS THE AREA THRU THE PERIOD. AT
THE SFC...A WEAK BOUNDARY WILL SHIFT TO THE SOUTH THROUGH
TONIGHT...ALLOWING HIGH PRESSURE TO BUILD IN FROM THE NORTHEAST
TOMORROW. THIS WILL BRING NORTH TO NORTHEAST FLOW TO THE AREA.
MODELS SHOWING GOOD MOISTURE ACROSS THE AREA AND WITH DAY TIME
HEATING EXPECT ISOLATED SHOWERS AND THUNDERSTORMS THIS AFTERNOON.
BETTER RAIN CHANCES ON SATURDAY AS WEDGE FRONT PUSHES WESTWARD.
INSTABILITY WILL BE MINIMAL WITH JUST ISOLATED THUNDER EXPECTED.
GUIDANCE TEMPERATURES ARE CLOSE TODAY AND TONIGHT AND SEE NO
REASON TO STRAY. HIGH TEMPERATURES ON SATURDAY WILL BE DEPENDENT
UPON THE AMOUNT OF CLOUD COVER WITH THE WEDGE...WITH A LARGER
SPREAD IN GUIDANCE TEMPERATURES OVER EAST GA. HAVE GONE WITH A
BLEND MOST AREAS AND STAYED CLOSER TO COOLER MAV OVER EASTERN
AREAS.

ATWELL

LONG TERM /SATURDAY NIGHT THROUGH THURSDAY/...
UPPER LOW WILL BE SITUATED ACROSS THE SOUTHEAST STATES AT THE
BEGINNING OF THE LONG TERM PORTION OF THE FORECAST. THE LOW WILL
CONTINUE THROUGH THE REMAINDER OF THE WEEKEND...BUT SHOULD OPEN UP
AND BECOME AN OPEN WAVE ACROSS THE NORTHERN GOMEX BY EARLY NEXT
WEEK. THE MID LEVEL FLOW MAY TRY AND GO MORE ZONAL ACROSS THE CWFA
DURING THIS TIME.

AT THE SURFACE...WEDGE OF HIGH PRESSURE ACROSS THE AREA SUNDAY INTO
MONDAY SHOULD EVENTUALLY ERODE BY THE MIDDLE OF THE WEEK. A COLD
FRONT WILL BEGIN TO DROP SOUTH ACROSS THE CWFA DURING THE LATTER
HALF OF THE WEEK.

NLISTEMAA

&&

.AVIATION...
12Z UPDATE...
VFR CIGS WILL CONTINUE THROUGH THE PERIOD. WINDS WILL BE LIGHT
WEST TO NORTHWEST WITH NNE WINDS AFTER 14Z. CONTINUE TO THINK
ISOLD TSRA POSSIBLE THIS AFTERNOON BUT EXPECTED COVERAGE TOO LOW
TO MENTION IN TAFS.

//ATL CONFIDENCE...12Z UPDATE...
MEDIUM TO HIGH CONFIDENCE ALL ELEMENTS.

ATWELL

&&

.PRELIMINARY POINT TEMPS/POPS...
ATHENS          94  70  86  69 /  20  10  40  20
ATLANTA         92  71  88  71 /  20  10  40  20
BLAIRSVILLE     86  65  82  64 /  20  10  50  20
CARTERSVILLE    92  69  89  69 /  20  10  30  20
COLUMBUS        94  73  91  73 /  20  20  40  20
GAINESVILLE     91  70  84  70 /  20  10  40  20
MACON           94  71  89  70 /  20  10  40  20
ROME            92  69  89  69 /  10  10  30  20
PEACHTREE CITY  91  70  88  69 /  20  10  40  20
VIDALIA         94  73  89  71 /  20  20  30  20

&&

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

$$

SHORT TERM...ATWELL
LONG TERM....NLISTEMAA
AVIATION...ATWELL



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