Alert archive / Georgia / Flash Flood Warnings in 2015

Flash Flood Warning 7, NWS Atlanta, GA

May 26, 20154 counties in Georgia

NWS Atlanta, GA issued this flash flood warning at May 26, 2015, 2:14 PM EDT for 4 counties in Georgia. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 26, 2015, 2:14 PM EDT (18:14 UTC)
Expired: May 26, 2015, 8:15 PM EDT
In force: 6 hr
Issued by: NWS Atlanta, GA
Area: Storm-based polygon
Flood severity: None

Counties Carroll County, GA, Coweta County, GA, Douglas County, GA, Heard County, GA

The radar

The Atlanta radar (KFFC), 47 km from the middle of the area, began a volume at 18:16 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.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 6.2 hours before the alert went out and 53 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 485 J/kg
Mixed-layer CIN: -24 J/kg
Mixed-layer LCL: 586 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 130 m²/s²
0-3 km storm-relative helicity: 155 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

332 
WGUS52 KFFC 261814
FFWFFC
GAC045-077-097-149-270015-
/O.NEW.KFFC.FF.W.0007.150526T1814Z-150527T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
214 PM EDT TUE MAY 26 2015

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  HEARD COUNTY IN WEST CENTRAL GEORGIA...
  WESTERN DOUGLAS COUNTY IN NORTH CENTRAL GEORGIA...
  WESTERN COWETA COUNTY IN WEST CENTRAL GEORGIA...
  CARROLL COUNTY IN NORTHWESTERN GEORGIA...

* UNTIL 815 PM EDT TUESDAY
    
* AT 210 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING 
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO ONE INCH OF RAIN HAS 
  ALREADY FALLEN IN PORTIONS OF CARROLL AND HEARD COUNTIES. FLASH 
  FLOODING WILL BE POSSIBLE IN THE WARNED AREA DURING THE NEXT
  FEW HOURS.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  DOUGLASVILLE...CARROLLTON...FRANKLIN...VILLA RICA...BREMEN...
  TEMPLE...BOWDON...MOUNT ZION...WHITESBURG...EPHESUS...
  CENTRALHATCHEE...ROOPVILLE...CORINTH...LAKE VAL-DO-MAR...BOWDON
  JUNCTION...HANDY...ABILENE...CLEM...ROSCOE AND WARESVILLE.

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE 
WARNED AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

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 WARNING AT 
NWSATLANTA.

&&

LAT...LON 3364 8532 3370 8513 3369 8512 3375 8496
      3378 8477 3363 8477 3356 8483 3352 8481
      3323 8494 3318 8509 3320 8511 3317 8512
      3313 8524 3342 8529

$$
16

2 follow-up statements

423 
WGUS72 KFFC 261906
FFSFFC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
306 PM EDT TUE MAY 26 2015

GAC045-077-097-149-270015-
/O.CON.KFFC.FF.W.0007.000000T0000Z-150527T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HEARD GA-DOUGLAS GA-COWETA GA-CARROLL GA-
306 PM EDT TUE MAY 26 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 815 PM EDT TUESDAY
FOR HEARD...WESTERN DOUGLAS...WESTERN COWETA AND CARROLL COUNTIES...

AT 302 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY
RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAVE ALREADY 
FALLEN IN PORTIONS OF WEST DOUGLAS COUNTY IN THE DOG RIVER BASIN... 
SOUTHEAST CARROLL COUNTY IN THE SNAKE CREEK BASIN AND WEST HEARD 
COUNTY IN THE CEDAR CREEK AND HILLABAHATCHEE CREEK BASINS. FLASH 
FLOODING WILL BE POSSIBLE IN THESE LOCATIONS AND OTHER SMALLER
CREEKS IN THE WARNED AREA.

SOME LOCATIONS THAT COULD EXPERIENCE FLOODING INCLUDE... 
DOUGLASVILLE...CARROLLTON...FRANKLIN...VILLA RICA...BREMEN... 
TEMPLE...BOWDON...MOUNT ZION...WHITESBURG...EPHESUS... 
CENTRALHATCHEE...ROOPVILLE...CORINTH...LAKE VAL-DO-MAR...BOWDON 
JUNCTION...HANDY...ABILENE...CLEM...ROSCOE AND WARESVILLE.

ADDITIONAL RAINFALL AMOUNTS OF ANOTHER INCH ARE POSSIBLE IN THE 
WARNED AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

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 3364 8532 3370 8513 3369 8512 3375 8496
      3378 8477 3363 8477 3356 8483 3352 8481
      3323 8494 3318 8509 3320 8511 3317 8512
      3313 8524 3342 8529

$$
16

244 
WGUS72 KFFC 262044
FFSFFC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
444 PM EDT TUE MAY 26 2015

GAC045-077-097-149-262046-
/O.CAN.KFFC.FF.W.0007.000000T0000Z-150527T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HEARD GA-DOUGLAS GA-COWETA GA-CARROLL GA-
444 PM EDT TUE MAY 26 2015

...THE FLASH FLOOD WARNING FOR HEARD...WESTERN DOUGLAS...WESTERN
COWETA AND CARROLL COUNTIES IS CANCELLED...

THE HEAVY RAIN HAS ENDED ACROSS THE WARNED AREA AND MOVED EAST INTO
THE ATLANTA METRO AREA. NO ADDITIONAL FLOODING IS EXPECTED TO POSE
A THREAT.

RAINFALL AMOUNTS OF 2 TO 3 INCHES OCCURRED IN THE DOG RIVER BASIN
IN WEST DOUGLAS COUNTY...THE SNAKE CREEK BASIN IN SOUTHEAST CARROLL
COUNTY AND THE LOWER PORTION OF HILLABAHATCHEE CREEK AND CEDAR CREEK
BASIN IN WEST HEARD COUNTY.

LAT...LON 3364 8532 3370 8513 3369 8512 3375 8496
      3378 8477 3363 8477 3356 8483 3352 8481
      3323 8494 3318 8509 3320 8511 3317 8512
      3313 8524 3342 8529

$$
16

The office that day

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

Issued	Product	Office	Counties	Lasted
May 25, 8:01 PM EDT	Special Weather Statement	FFC	Spalding	29 min
May 25, 8:30 PM EDT	Special Weather Statement	FFC	Henry, Rockdale	30 min
May 25, 8:56 PM EDT	Special Weather Statement	FFC	DeKalb, Gwinnett	34 min
May 25, 9:30 PM EDT	Special Weather Statement	FFC	Barrow, Walton	30 min
May 25, 9:59 PM EDT	Special Weather Statement	FFC	Banks, Barrow, Hall, Jackson	31 min
May 26, 1:00 PM EDT	Special Weather Statement	FFC	Upson	30 min
May 26, 1:27 PM EDT	Special Weather Statement	FFC	Carroll	33 min
May 26, 1:31 PM EDT	Special Weather Statement	FFC	Lamar	29 min
May 26, 1:52 PM EDT	Special Weather Statement	FFC	Haralson	23 min
May 26, 2:04 PM EDT	Special Weather Statement	FFC	Bartow	26 min
May 26, 2:16 PM EDT	Special Weather Statement	FFC	Carroll, Paulding	29 min
May 26, 2:37 PM EDT	Severe Thunderstorm Warning	FFC	Heard	38 min
May 26, 2:39 PM EDT	Special Weather Statement	FFC	Butts	36 min
May 26, 2:42 PM EDT	Special Weather Statement	FFC	Pickens	33 min
May 26, 2:43 PM EDT	Special Weather Statement	FFC	Webster	32 min
May 26, 2:45 PM EDT	Special Weather Statement	FFC	Upson	30 min
May 26, 2:48 PM EDT	Special Weather Statement	FFC	Carroll	27 min
May 26, 2:49 PM EDT	Special Weather Statement	FFC	Paulding	26 min
May 26, 2:51 PM EDT	Special Weather Statement	FFC	Chattahoochee	24 min
May 26, 3:15 PM EDT	Special Weather Statement	FFC	Muscogee	30 min
May 26, 3:16 PM EDT	Special Weather Statement	FFC	Cherokee, Pickens	29 min
May 26, 3:19 PM EDT	Special Weather Statement	FFC	Douglas	26 min
May 26, 3:21 PM EDT	Severe Thunderstorm Warning	FFC	Muscogee	24 min
May 26, 3:23 PM EDT	Special Weather Statement	FFC	Harris	37 min
May 26, 3:29 PM EDT	Severe Thunderstorm Warning	FFC	Harris	46 min
May 26, 3:52 PM EDT	Severe Thunderstorm Warning	FFC	Coweta, Meriwether	23 min
May 26, 3:55 PM EDT	Severe Thunderstorm Warning	FFC	Meriwether, Pike	35 min
May 26, 3:59 PM EDT	Special Weather Statement	FFC	Dawson, Lumpkin	31 min
May 26, 4:05 PM EDT	Special Weather Statement	FFC	Forsyth	25 min
May 26, 4:16 PM EDT	Special Weather Statement	FFC	Clayton, Fayette, Henry, Pike, Spalding	29 min
May 26, 4:25 PM EDT	Severe Thunderstorm Warning	FFC	Clayton, DeKalb, Fayette, Fulton, Gwinnett, Henry and 2 more	50 min
May 26, 4:32 PM EDT	Special Weather Statement	FFC	Bibb, Crawford, Houston, Monroe, Peach	43 min
May 26, 4:39 PM EDT	Severe Thunderstorm Warning	FFC	Butts, Henry, Jasper, Newton, Rockdale, Spalding	51 min
May 26, 4:44 PM EDT	Special Weather Statement	FFC	Forsyth	31 min
May 26, 4:57 PM EDT	Special Weather Statement	FFC	Hall, White	33 min
May 26, 5:00 PM EDT	Special Weather Statement	FFC	Baldwin, Jasper, Jones, Putnam	30 min
May 26, 5:15 PM EDT	Severe Thunderstorm Warning	FFC	Barrow, Clarke, Greene, Jackson, Morgan, Newton and 4 more	45 min
May 26, 5:25 PM EDT	Severe Thunderstorm Warning	FFC	Greene, Jasper, Morgan, Putnam	50 min
May 26, 5:34 PM EDT	Special Weather Statement	FFC	Houston, Twiggs	26 min
May 26, 5:36 PM EDT	Special Weather Statement	FFC	White	24 min
May 26, 5:42 PM EDT	Special Weather Statement	FFC	Jones	33 min
May 26, 5:51 PM EDT	Special Weather Statement	FFC	Baldwin	24 min
May 26, 5:55 PM EDT	Special Weather Statement	FFC	Telfair	35 min
May 26, 6:00 PM EDT	Severe Thunderstorm Warning	FFC	Banks, Barrow, Clarke, Greene, Jackson, Madison and 3 more	45 min
May 26, 6:09 PM EDT	Special Weather Statement	FFC	Baldwin, Hancock	36 min
May 26, 6:19 PM EDT	Special Weather Statement	FFC	Wilkinson	26 min
May 26, 6:37 PM EDT	Special Weather Statement	FFC	Laurens	23 min
May 26, 7:12 PM EDT	Special Weather Statement	FFC	Laurens	33 min
May 26, 7:27 PM EDT	River Flood Warning	FFC	Forsyth	10 hr
May 26, 7:27 PM EDT	Special Weather Statement	FFC	Montgomery, Wheeler	33 min
May 26, 7:42 PM EDT	Special Weather Statement	FFC	Jefferson	33 min
May 26, 7:53 PM EDT	Special Weather Statement	FFC	Montgomery, Treutlen	37 min

Nearby

Flash Flood Warnings in Georgia, 2015 Every flash flood warning in 2015

Sources

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