Alert archive / Georgia / Flash Flood Warnings in 2024

Flash Flood Warning 13, NWS Atlanta, GA

April 3, 202410 counties in Georgia

NWS Atlanta, GA issued this flash flood warning at Apr 3, 2024, 1:17 AM EDT for 10 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
Apr 3, 2024, 1:17 AM EDT (05:17 UTC)
Expired
Apr 3, 2024, 7:15 AM EDT
In force
6 hr
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Flood severity
None

Counties Clayton County, GA, DeKalb County, GA, Douglas County, GA, Fayette County, GA, Fulton County, GA, Gwinnett County, GA, Henry County, GA, Newton County, GA, Rockdale County, GA, Walton County, GA

The radar

The Atlanta radar (KFFC), 41 km from the middle of the area, began a volume at 05:16 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 00:00Z, 5.3 hours before the alert went out and 38 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 00:00Z on 2024-04-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 86 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 00:00Z on 2024-04-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 92 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
86 J/kg
Mixed-layer CIN
-85 J/kg
Mixed-layer LCL
1399 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
92 m²/s²
0-3 km storm-relative helicity
193 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted.

057 
WGUS52 KFFC 030517
FFWFFC
GAC063-089-097-113-121-135-151-217-247-297-031115-
/O.NEW.KFFC.FF.W.0013.240403T0517Z-240403T1115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Peachtree City GA
117 AM EDT Wed Apr 3 2024

The National Weather Service in Peachtree City has issued a

* Flash Flood Warning for...
  Clayton County in north central Georgia...
  DeKalb County in north central Georgia...
  East Central Douglas County in north central Georgia...
  Northern Fayette County in north central Georgia...
  South Central Fulton County in north central Georgia...
  Southern Gwinnett County in north central Georgia...
  Northwestern Henry County in north central Georgia...
  Northwestern Newton County in north central Georgia...
  Rockdale County in north central Georgia...
  Northwestern Walton County in north central Georgia...

* Until 715 AM EDT.

* At 117 AM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Additional rainfall amounts of 
  0.5 to 1.5 inches are possible in the warned area. Flash flooding 
  is ongoing or expected to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar indicated.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Atlanta, Douglasville, Lawrenceville, Decatur, Fayetteville, 
  Conyers, Jonesboro, City of South Fulton, Peachtree City, East 
  Point, Stockbridge, Union City, Forest Park, Snellville, 
  Riverdale, College Park, Fairburn, Lilburn, Loganville and 
  Chamblee.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3374 8458 3379 8451 3398 8403 3393 8380
      3391 8377 3360 8391 3339 8461 3348 8463
      3350 8461 3351 8463 3373 8467 3376 8459

FLASH FLOOD...RADAR INDICATED

$$
3 follow-up statements
973 
WGUS72 KFFC 030624
FFSFFC

Flash Flood Statement
National Weather Service Peachtree City GA
224 AM EDT Wed Apr 3 2024

GAC063-089-097-113-121-135-151-217-247-297-031115-
/O.CON.KFFC.FF.W.0013.000000T0000Z-240403T1115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clayton GA-DeKalb GA-Douglas GA-Fayette GA-Fulton GA-Gwinnett GA-
Henry GA-Newton GA-Rockdale GA-Walton GA-
224 AM EDT Wed Apr 3 2024

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 AM EDT THIS 
MORNING FOR CLAYTON, DEKALB, EAST CENTRAL DOUGLAS, NORTHERN FAYETTE, 
SOUTH CENTRAL FULTON, SOUTHERN GWINNETT, NORTHWESTERN HENRY, 
NORTHWESTERN NEWTON, ROCKDALE AND NORTHWESTERN WALTON COUNTIES...

At 224 AM EDT, Doppler radar indicated thunderstorms producing heavy 
rain across the warned area. Between 2 and 3 inches of rain have 
fallen. Additional rainfall amounts up to 1 inch are possible in the 
warned area. Flash flooding is ongoing or expected to begin shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar indicated.

IMPACT...Flash flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other poor
         drainage and low-lying areas.

Some locations that will experience flash flooding include...
  Atlanta, Douglasville, Lawrenceville, Decatur, Fayetteville, 
  Conyers, Jonesboro, City of South Fulton, Peachtree City, East 
  Point, Stockbridge, Union City, Forest Park, Snellville, 
  Riverdale, College Park, Fairburn, Lilburn, Loganville and 
  Chamblee.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3374 8458 3379 8451 3398 8403 3393 8380
      3391 8377 3360 8391 3339 8461 3348 8463
      3350 8461 3351 8463 3373 8467 3376 8459

FLASH FLOOD...RADAR INDICATED

$$
854 
WGUS72 KFFC 030839
FFSFFC

Flash Flood Statement
National Weather Service Peachtree City GA
439 AM EDT Wed Apr 3 2024

GAC063-089-097-113-121-135-151-217-247-297-031115-
/O.CON.KFFC.FF.W.0013.000000T0000Z-240403T1115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clayton GA-DeKalb GA-Douglas GA-Fayette GA-Fulton GA-Gwinnett GA-
Henry GA-Newton GA-Rockdale GA-Walton GA-
439 AM EDT Wed Apr 3 2024

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 AM EDT THIS 
MORNING FOR CLAYTON, DEKALB, EAST CENTRAL DOUGLAS, NORTHERN FAYETTE, 
SOUTH CENTRAL FULTON, SOUTHERN GWINNETT, NORTHWESTERN HENRY, 
NORTHWESTERN NEWTON, ROCKDALE AND NORTHWESTERN WALTON COUNTIES...

At 439 AM EDT, Doppler radar indicated thunderstorms producing heavy 
rain across the warned area. Between 2 and 3 inches of rain have 
fallen. Additional isolated rainfall amounts up to 0.5 inches are 
possible in the warned area. Flash flooding is ongoing.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar indicated.

IMPACT...Flash flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other poor
         drainage and low-lying areas.

Some locations that will experience flash flooding include...
  Atlanta, Douglasville, Lawrenceville, Decatur, Fayetteville, 
  Conyers, Jonesboro, City of South Fulton, Peachtree City, East 
  Point, Stockbridge, Union City, Forest Park, Snellville, 
  Riverdale, College Park, Fairburn, Lilburn, Loganville and 
  Chamblee.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3374 8458 3379 8451 3398 8403 3393 8380
      3391 8377 3360 8391 3339 8461 3348 8463
      3350 8461 3351 8463 3373 8467 3376 8459

FLASH FLOOD...RADAR INDICATED

$$
085 
WGUS72 KFFC 031113
FFSFFC

Flash Flood Statement
National Weather Service Peachtree City GA
713 AM EDT Wed Apr 3 2024

GAC063-089-097-113-121-135-151-217-247-297-031123-
/O.EXP.KFFC.FF.W.0013.000000T0000Z-240403T1115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Clayton GA-DeKalb GA-Douglas GA-Fayette GA-Fulton GA-Gwinnett GA-
Henry GA-Newton GA-Rockdale GA-Walton GA-
713 AM EDT Wed Apr 3 2024

...FLASH FLOOD WARNING WILL EXPIRE AT 715 AM EDT THIS MORNING FOR 
CLAYTON, DEKALB, EAST CENTRAL DOUGLAS, NORTHERN FAYETTE, SOUTH 
CENTRAL FULTON, SOUTHERN GWINNETT, NORTHWESTERN HENRY, NORTHWESTERN 
NEWTON, ROCKDALE AND NORTHWESTERN WALTON COUNTIES...

Flooding is no longer expected to pose a threat. Please continue to 
heed remaining road closures.

&&

LAT...LON 3374 8458 3379 8451 3398 8403 3393 8380
      3391 8377 3360 8391 3339 8461 3348 8463
      3350 8461 3351 8463 3373 8467 3376 8459

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 2, 9:46 PM EDTSpecial Weather StatementFFCCoweta, Heard44 min
Apr 2, 10:56 PM EDTSpecial Weather StatementFFCCatoosa, Dade49 min
Apr 2, 11:49 PM EDTSpecial Weather StatementFFCRockdale, Walton41 min
Apr 2, 11:52 PM EDTTornado WarningFFCRockdale20 min
Apr 3, 12:01 AM EDTTornado Warning Tornado observedFFCNewton, Rockdale, Walton26 min
Apr 3, 12:10 AM EDTSevere Thunderstorm WarningFFCNewton, Walton18 min
Apr 3, 12:21 AM EDTSevere Thunderstorm WarningFFCBarrow, Clarke, Jackson, Morgan, Oconee, Oglethorpe and 1 more39 min
Apr 3, 12:41 AM EDTSevere Thunderstorm WarningFFCClarke, Madison, Oglethorpe49 min
Apr 3, 12:55 AM EDTSpecial Weather StatementFFCHeard50 min
Apr 3, 1:14 AM EDTSpecial Weather StatementFFCClayton, Coweta, Douglas, Fayette, Fulton46 min
Apr 3, 1:19 AM EDTFlash Flood WarningFFCCarroll, Coweta, Douglas, Fayette, Fulton, Heard and 2 more6 hr
Apr 3, 1:28 AM EDTSpecial Weather StatementFFCMeriwether, Troup47 min
Apr 3, 2:03 AM EDTSpecial Weather StatementFFCHarris, Muscogee, Talbot, Upson42 min
Apr 3, 2:12 AM EDTSpecial Weather StatementFFCHenry, Newton48 min
Apr 3, 2:15 AM EDTSpecial Weather StatementFFCMeriwether, Pike, Spalding45 min
Apr 3, 2:28 AM EDTSevere Thunderstorm WarningFFCMorgan, Newton, Walton47 min
Apr 3, 2:48 AM EDTSevere Thunderstorm WarningFFCGreene, Morgan, Oconee, Oglethorpe42 min
Apr 3, 2:50 AM EDTSevere Thunderstorm WarningFFCBibb, Chattahoochee, Crawford, Houston, Macon, Marion and 3 more40 min
Apr 3, 3:01 AM EDTTornado WarningFFCGreene, Oglethorpe, Taliaferro, Wilkes44 min
Apr 3, 3:17 AM EDTSpecial Weather StatementFFCMacon, Schley, Sumter, Webster28 min
Apr 3, 3:25 AM EDTSevere Thunderstorm WarningFFCBibb, Bleckley, Crawford, Houston, Macon, Peach and 3 more50 min
Apr 3, 3:28 AM EDTTornado WarningFFCWilkes29 min
Apr 3, 3:36 AM EDTSpecial Weather StatementFFCBaldwin, Bibb, Jones39 min
Apr 3, 3:39 AM EDTSevere Thunderstorm WarningFFCGreene, Hancock, Taliaferro, Warren, Wilkes34 min
Apr 3, 3:42 AM EDTTornado WarningFFCHouston, Laurens, Peach, Twiggs, Wilkinson34 min
Apr 3, 3:47 AM EDTSpecial Weather StatementFFCBleckley, Crisp, Dooly, Houston, Macon, Pulaski and 1 more43 min
Apr 3, 3:47 AM EDTSpecial Weather StatementFFCBleckley, Dooly, Houston, Macon, Sumter, Webster28 min
Apr 3, 3:54 AM EDTSevere Thunderstorm WarningFFCBaldwin, Hancock, Washington, Wilkinson26 min
Apr 3, 4:11 AM EDTSevere Thunderstorm WarningFFCHancock, Taliaferro, Warren, Wilkes18 min
Apr 3, 4:20 AM EDTSevere Thunderstorm WarningFFCJohnson, Laurens, Washington, Wilkinson40 min
Apr 3, 4:29 AM EDTSpecial Weather StatementFFCWashington31 min
Apr 3, 4:44 AM EDTTornado WarningFFCCrisp, Dooly, Sumter24 min
Apr 3, 5:02 AM EDTSpecial Weather StatementFFCJohnson28 min
Apr 3, 5:06 AM EDTSevere Thunderstorm WarningFFCBleckley, Crisp, Dodge, Dooly, Pulaski, Wilcox39 min
Apr 3, 5:34 AM EDTSpecial Weather StatementFFCEmanuel, Laurens, Treutlen26 min
Apr 3, 5:52 AM EDTTornado WarningFFCDodge, Laurens, Telfair, Wheeler23 min
Apr 3, 6:23 AM EDTTornado WarningFFCTelfair, Wheeler26 min
Apr 3, 7:46 AM EDTSpecial Weather StatementFFCToombs29 min
Apr 3, 7:51 AM EDTSpecial Weather StatementFFCTelfair24 min
Apr 3, 8:03 AM EDTSpecial Weather StatementFFCMontgomery, Toombs, Wheeler27 min
Apr 3, 8:22 AM EDTSpecial Weather StatementFFCJefferson23 min
Apr 3, 8:22 AM EDTSpecial Weather StatementFFCJefferson38 min
Apr 3, 11:58 AM EDTRiver Flood WarningFFCBibb, Houston, Jones, Monroe, Twiggs45 hr
Apr 3, 4:52 PM EDTRiver Flood WarningFFCCoweta, Fayette, Spalding9 hr
Apr 3, 7:05 PM EDTRiver Flood WarningFFCClayton, Fayette, Spalding12 hr

Nearby

Flash Flood Warnings in Georgia, 2024Every flash flood warning in 2024

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.