Alert archive / Georgia / Flash Flood Warnings in 2016

Flash Flood Warning 3, NWS Atlanta, GA

June 6, 2016Jasper County, Morgan County, Putnam County, Georgia

NWS Atlanta, GA issued this flash flood warning at Jun 6, 2016, 12:00 PM EDT for Jasper County, Morgan County, Putnam County, Georgia. It was in force for 6 hr. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 6, 2016, 12:00 PM EDT (16:00 UTC)
Expired
Jun 6, 2016, 6:00 PM EDT
In force
6 hr
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Flood severity
None

Counties Jasper County, GA, Morgan County, GA, Putnam County, GA

The radar

The Robins AFB radar (KJGX), 84 km from the middle of the area, began a volume at 15:59 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jun 6, 12:15 PM EDTFLASH FLOODShady Dale, GAMINOR FLOODING OF HIGHWAY 83 IN SHADY DALE. SHERRIFF DEPUTIES REPORTED THE ROAD PASSABLE AND WAS NOT CLOSED AT ANY TIME.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 4.0 hours before the alert went out and 90 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Peachtre/Fal Fld, GA at 12:00Z on 2016-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 353 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 12:00Z on 2016-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
353 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
812 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
67 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted.

371 
WGUS52 KFFC 061600
FFWFFC
GAC159-211-237-062200-
/O.NEW.KFFC.FF.W.0003.160606T1600Z-160606T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1200 PM EDT MON JUN 6 2016

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTH CENTRAL MORGAN COUNTY IN NORTH CENTRAL GEORGIA...
  NORTHWESTERN PUTNAM COUNTY IN CENTRAL GEORGIA...
  NORTHEASTERN JASPER COUNTY IN CENTRAL GEORGIA...

* UNTIL 600 PM EDT MONDAY

* AT 1159 AM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE INCHES OF RAIN HAVE
  ALREADY FALLEN WITH ANOTHER POSSIBLE ONE TO TWO INCHES. FLASH 
  FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  SHADY DALE...GODFREY AND CENTRAL GEORGIA EXPERIMENT STN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING
SPOTS.

IF YOU SEE SIGNIFICANT FLOODING CALL THE NATIONAL WEATHER SERVICE
TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6 OR TWEET US YOUR REPORT AT
NWSATLANTA.

&&

LAT...LON 3351 8343 3341 8341 3336 8349 3334 8357
      3336 8368 3343 8368

$$
2 follow-up statements
688 
WGUS72 KFFC 061857
FFSFFC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
257 PM EDT MON JUN 6 2016

GAC159-211-237-062200-
/O.CON.KFFC.FF.W.0003.000000T0000Z-160606T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MORGAN GA-PUTNAM GA-JASPER GA-
257 PM EDT MON JUN 6 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 600 PM EDT MONDAY
FOR SOUTH CENTRAL MORGAN...NORTHWESTERN PUTNAM AND NORTHEASTERN
JASPER COUNTIES...

AS OF 256 PM EDT...RAIN HAD TAPERED OFF ACROSS THE WARNED AREA. HOWEVER 
RUNOFF FROM THE EARLIER HEAVY RAIN WILL CONTINUE TO CAUSE RISES IN CREEKS 
AND STREAMS IN THE AREA.  FLASH FLOODING OF SMALL CREEKS ANS STREAMS 
REMAINS LIKELY. 

MINOR FLOODING WAS REPORTED IN SHADY DALE AROUND NOON BY JASPER COUNTY 
SHERIFFS DEPUTIES BUT ROADWAYS REMAINED PASSABLE.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
SHADY DALE...GODFREY AND THE CENTRAL GEORGIA EXPERIMENT STATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING
SPOTS.

IF YOU SEE SIGNIFICANT FLOODING CALL THE NATIONAL WEATHER SERVICE
TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6 OR TWEET US YOUR REPORT AT
NWSATLANTA.

&&

LAT...LON 3351 8343 3341 8341 3336 8349 3334 8357
      3336 8368 3343 8368

$$
654 
WGUS72 KFFC 062150
FFSFFC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
550 PM EDT MON JUN 6 2016

GAC159-211-237-062159-
/O.CAN.KFFC.FF.W.0003.000000T0000Z-160606T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MORGAN GA-PUTNAM GA-JASPER GA-
550 PM EDT MON JUN 6 2016

...THE FLASH FLOOD WARNING FOR SOUTH CENTRAL MORGAN...NORTHWESTERN
PUTNAM AND NORTHEASTERN JASPER COUNTIES IS CANCELLED...

THE HEAVY RAIN HAS ENDED. FLOODING IS NO LONGER EXPECTED TO POSE A
THREAT. PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.

LAT...LON 3351 8343 3341 8341 3336 8349 3334 8357
      3336 8368 3343 8368

$$

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 6, 11:42 AM EDTSpecial Weather StatementFFCGreene, Taliaferro63 min
Jun 6, 12:33 PM EDTSpecial Weather StatementFFCMuscogee57 min
Jun 6, 2:00 PM EDTFlash Flood WatchFFCBaldwin, Bibb, Bleckley, Clarke, Crisp, Dodge and 29 more8 hr
Jun 6, 2:50 PM EDTSpecial Weather StatementFFCWalton40 min
Jun 6, 3:17 PM EDTFlash Flood WarningFFCNewton, Rockdale, Walton6 hr
Jun 6, 3:53 PM EDTSpecial Weather StatementFFCClayton52 min
Jun 6, 4:03 PM EDTSpecial Weather StatementFFCDeKalb42 min
Jun 6, 4:42 PM EDTSpecial Weather StatementFFCRockdale33 min
Jun 6, 5:21 PM EDTSpecial Weather StatementFFCLumpkin39 min
Jun 6, 5:59 PM EDTSpecial Weather StatementFFCDawson46 min
Jun 6, 6:25 PM EDTSpecial Weather StatementFFCBanks50 min

Nearby

Flash Flood Warnings in Georgia, 2016Every flash flood warning in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.