Flood Potential Outlook
Issued by NWS Atlanta, GA

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HYDROLOGIC OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
234 PM EST Sat Dec 3 2016

...PERIODS OF HEAVY RAIN EXPECTED FOR NORTH AND CENTRAL GEORGIA
TONIGHT THROUGH TUESDAY AFTERNOON...

.RAINFALL EXPECTED...
STORM TOTAL RAINFALL AMOUNTS OF 2 TO 4 INCHES ARE POSSIBLE FOR
PORTIONS OF NORTH AND CENTRAL GEORGIA FROM SATURDAY NIGHT THROUGH
TUESDAY AFTERNOON. LOCALLY HIGHER AMOUNTS ARE POSSIBLE. PERIODS OF
HEAVY RAIN COMBINED WITH INCREASINGLY SATURATED GROUND CONDITIONS
WILL INCREASE THE FLOOD THREAT MAINLY SUNDAY EVENING THROUGH
TUESDAY MORNING.

.SYNOPSIS...
A MOIST AND UNSETTLED PATTERN IS EXPECTED ACROSS THE FORECAST AREA
THROUGH TUESDAY. PERIODS OF MODERATE TO HEAVY RAINFALL ARE EXPECTED
AS A SERIES OF IMPULSES CROSS THE AREA SUNDAY AND A MORE ROBUST
SURFACE LOW TO THE WEST LIFTS NORTH MONDAY AFTERNOON THROUGH
TUESDAY. THE GREATEST CHANCE OF RAINFALL WILL BE SUNDAY AND
ANOTHER ROUND ON MONDAY NIGHT INTO TUESDAY. MODELS ARE TRENDING A
THE HIGHER RAINFALL AMOUNTS ACROSS CENTRAL GEORGIA.

.ANTECEDENT CONDITIONS...
ALTHOUGH MUCH OF THE STATE HAS OBSERVED WELL BELOW NORMAL RAINFALL
OVER THE LAST SEVERAL WEEKS AND DROUGHT CONDITIONS EXIST...RUNOFF
FROM REPEATED ROUNDS OF RAINFALL OR TRAINING SHOWERS COULD
QUICKLY RESULT IN BOTH RURAL AND URBAN FLOODING.

.IMPACTS...
ISOLATED FLASH FLOODING WILL BE POSSIBLE IF THE HEAVY RAIN
REPEATEDLY MOVES OVER THE SAME AREA...OR IF HEAVY DOWNPOURS RESULT
IN HIGH RAINFALL AMOUNTS OVER A SHORT PERIOD. ALSO...WITH LOSS OF
LEAVES OVER THE LAST COUPLE OF WEEKS...STORM DRAINS AND DITCHES MAY
QUICKLY CLOG WITH DEBRIS AND CAUSE STREET FLOODING AND ROAD
PONDING.

MINOR FLOODING OF SOME OF THE TYPICAL FLOOD PRONE CREEKS IS
POSSIBLE WITH THE EXPECTED STORM TOTAL RAINFALL AMOUNTS...
ESPECIALLY IF TRAINING SETS UP ANYWHERE ALONG AND NORTH OF THE
I-85 CORRIDOR WHERE HEAVIER RAINS FELL EARLIER IN THE WEEK. THE
FLOOD POTENTIAL SHOULD BE MONITORED CLOSELY BY ALL OVER THE NEXT
FEW DAYS.

STAY ALERT FOR POSSIBLE FLOOD WATCHES AND WARNINGS. KNOW WHAT TO DO
IF A WARNING IS ISSUED AND YOU LIVE NEAR A CREEK OR RIVER.

FOR ADDITIONAL HYDROLOGIC INFORMATION...VISIT OUR WEBSITE AT
WEATHER.GOV/ATLANTA. CLICK ON THE RIVERS AND LAKES TAB UNDER
CURRENT WEATHER TO ACCESS THE LATEST RIVER STAGE AND
PRECIPITATION INFORMATION.

$$



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