Alert archive / Georgia / Flash Flood Warnings in 2024

Flash Flood Warning 2, NWS Atlanta, GA

January 9, 20244 counties in Georgia

NWS Atlanta, GA issued this flash flood warning at Jan 9, 2024, 8:46 AM EST for 4 counties in Georgia. It was in force for 6 hr. 7 reports 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
Jan 9, 2024, 8:46 AM EST (13:46 UTC)
Expired
Jan 9, 2024, 3:00 PM EST
In force
6 hr
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Flood severity
None

Counties Henry County, GA, Newton County, GA, Rockdale County, GA, Spalding County, GA

The radar

The Atlanta radar (KFFC), 40 km from the middle of the area, began a volume at 13:49 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
Jan 9, 10:32 AM ESTFLOODMcdonough, GAroad flooded at the intersection of Hwy 20 and Bridges Road.
Jan 9, 10:32 AM ESTFLASH FLOODMcdonough, GACorrects previous flood report from Mcdonough. road flooded at the intersection of Hwy 20 and Bridges Road.
Jan 9, 10:58 AM ESTFLOOD1 Ese Mcdonough, GAReports of significant flooding along Hwy 81 near the intersection of Angie Lane.
Jan 9, 2:50 PM ESTFLASH FLOOD2 Nnw Ola, GATurner Rd was flooded and closed at Upchurch Rd.
Jan 9, 2:50 PM ESTFLASH FLOOD2 Nw Fincherville, GAStroud Rd was flooded near the intersection of Mt. Bethel Rd.
Jan 9, 2:50 PM ESTFLASH FLOOD2 Sw Locust Grove, GAIndian Creek Rd was closed due to flooding near the crossing at I-75.
Jan 9, 2:50 PM ESTFLASH FLOOD2 Wsw Flippen, GAMt. Olive Rd was closed due to flooding near the intersection of Pond Dr.

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

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 1.8 hours before the alert went out and 332 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, Tallahassee Rgnl, FL at 12:00Z on 2024-01-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 9 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, Tallahassee Rgnl, FL at 12:00Z on 2024-01-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 808 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
9 J/kg
Mixed-layer CIN
-151 J/kg
Mixed-layer LCL
480 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
808 m²/s²
0-3 km storm-relative helicity
914 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

As transmitted.

379 
WGUS52 KFFC 091346
FFWFFC
GAC151-217-247-255-092000-
/O.NEW.KFFC.FF.W.0002.240109T1346Z-240109T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Peachtree City GA
846 AM EST Tue Jan 9 2024

The National Weather Service in Peachtree City has issued a

* Flash Flood Warning for...
  Henry County in north central Georgia...
  West Central Newton County in north central Georgia...
  Southwestern Rockdale County in north central Georgia...
  Spalding County in west central Georgia...

* Until 300 PM EST Tuesday.

* At 846 AM EST, DRadar and automated rain gauges estimate between 2 
  and 3 inches of rain have fallen. Additional rainfall amounts of 1 
  to 3 inches are possible in the warned area. Flash flooding is 
  ongoing or expected to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar and automated gauges.

  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...
  Griffin, McDonough, Stockbridge, Hampton, Lovejoy, Locust Grove, 
  Orchard Hill, Sunny Side, East Griffin, Blacksville, Luella, 
  Flippen, Towalaga, Walker Mill, Ola, Atlanta Motor Speedway, 
  Kelleytown, Experiment, Highland Mills and Oak Hill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3358 8414 3360 8405 3360 8398 3354 8388
      3348 8394 3330 8411 3326 8411 3325 8412
      3324 8412 3318 8413 3319 8434 3326 8432
      3326 8443 3344 8430

FLASH FLOOD...RADAR AND GAUGE INDICATED

$$
1 follow-up statement
567 
WGUS72 KFFC 092000
FFSFFC

Flash Flood Statement
National Weather Service Peachtree City GA
300 PM EST Tue Jan 9 2024

GAC151-217-247-255-092010-
/O.EXP.KFFC.FF.W.0002.000000T0000Z-240109T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Henry GA-Newton GA-Rockdale GA-Spalding GA-
300 PM EST Tue Jan 9 2024

...FLASH FLOOD WARNING HAS EXPIRED FOR HENRY, WEST CENTRAL NEWTON, 
SOUTHWESTERN ROCKDALE AND SPALDING COUNTIES...

The heavy rain has ended. Flooding is no longer expected to pose a 
threat. Please continue to heed remaining road closures.

LAT...LON 3358 8414 3360 8405 3360 8398 3354 8388
      3348 8394 3330 8411 3326 8411 3325 8412
      3324 8412 3318 8413 3319 8434 3326 8432
      3326 8443 3344 8430

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 9, 5:49 AM ESTSpecial Weather StatementFFCClayton, Coweta, DeKalb, Fayette, Fulton, Meriwether56 min
Jan 9, 7:15 AM ESTRiver Flood WarningFFCForsyth, Fulton46 hr
Jan 9, 7:19 AM ESTSpecial Weather StatementFFCButts, Lamar, Pike, Spalding56 min
Jan 9, 7:21 AM ESTSpecial Weather StatementFFCHeard, Troup39 min
Jan 9, 7:29 AM ESTRiver Flood WarningFFCForsyth22 hr
Jan 9, 7:41 AM ESTRiver Flood WarningFFCGwinnett12 hr
Jan 9, 7:51 AM ESTRiver Flood WarningFFCChattooga27 hr
Jan 9, 7:52 AM ESTSpecial Weather StatementFFCCoweta, Meriwether, Troup23 min
Jan 9, 8:01 AM ESTAreal Flood WarningFFCCarroll, Clayton, Coweta, DeKalb, Douglas, Fayette and 9 more6 hr
Jan 9, 8:07 AM ESTSpecial Weather StatementFFCClayton23 min
Jan 9, 8:12 AM ESTTornado WarningFFCClayton, DeKalb, Fulton10 min
Jan 9, 8:19 AM ESTSevere Thunderstorm WarningFFCClayton, DeKalb, Fulton12 min
Jan 9, 8:25 AM ESTSpecial Weather StatementFFCClayton, Fayette35 min
Jan 9, 8:27 AM ESTSpecial Weather StatementFFCMuscogee, Talbot33 min
Jan 9, 8:37 AM ESTRiver Flood WarningFFCDeKalb, Rockdale36 hr
Jan 9, 8:39 AM ESTFlash Flood WarningFFCCoweta, Meriwether, Pike, Spalding, Upson6 hr
Jan 9, 8:39 AM ESTRiver Flood WarningFFCGwinnett5 hr
Jan 9, 8:43 AM ESTRiver Flood WarningFFCNewton, Rockdale53 hr
Jan 9, 8:52 AM ESTSpecial Weather StatementFFCButts, Lamar, Pike, Upson38 min
Jan 9, 8:54 AM ESTSpecial Weather StatementFFCChattahoochee, Marion, Stewart36 min
Jan 9, 9:03 AM ESTSevere Thunderstorm WarningFFCChattahoochee, Marion, Schley, Stewart, Taylor, Webster42 min
Jan 9, 9:09 AM ESTSpecial Weather StatementFFCDooly, Sumter36 min
Jan 9, 9:13 AM ESTRiver Flood WarningFFCDeKalb5 hr
Jan 9, 9:24 AM ESTSpecial Weather StatementFFCButts, Jasper, Monroe36 min
Jan 9, 9:27 AM ESTAreal Flood WarningFFCChattahoochee, Harris, Marion, Muscogee, Talbot6 hr
Jan 9, 9:36 AM ESTRiver Flood WarningFFCDeKalb, Fulton6 hr
Jan 9, 9:38 AM ESTSevere Thunderstorm WarningFFCCrawford, Dooly, Houston, Macon, Peach, Schley and 3 more52 min
Jan 9, 9:43 AM ESTSpecial Weather StatementFFCClarke, Morgan, Oconee32 min
Jan 9, 9:53 AM ESTSpecial Weather StatementFFCBaldwin, Jasper, Jones, Putnam37 min
Jan 9, 9:59 AM ESTSpecial Weather StatementFFCBibb, Jones31 min
Jan 9, 10:03 AM ESTAreal Flood WarningFFCButts, Crawford, Henry, Jasper, Lamar, Meriwether and 7 more6 hr
Jan 9, 10:08 AM ESTSpecial Weather StatementFFCHouston, Twiggs37 min
Jan 9, 10:09 AM ESTSpecial Weather StatementFFCGreene, Oglethorpe36 min
Jan 9, 10:11 AM ESTSpecial Weather StatementFFCMadison34 min
Jan 9, 10:14 AM ESTRiver Flood WarningFFCGwinnett, Walton11 hr
Jan 9, 10:16 AM ESTSpecial Weather StatementFFCCrisp, Wilcox29 min
Jan 9, 10:17 AM ESTSevere Thunderstorm WarningFFCBaldwin, Bibb, Houston, Twiggs, Washington, Wilkinson43 min
Jan 9, 10:25 AM ESTRiver Flood WarningFFCCobb3 hr
Jan 9, 10:29 AM ESTSpecial Weather StatementFFCBaldwin, Hancock, Taliaferro31 min
Jan 9, 10:30 AM ESTSevere Thunderstorm WarningFFCBleckley, Crisp, Dooly, Houston, Laurens, Peach and 4 more45 min
Jan 9, 10:32 AM ESTRiver Flood WarningFFCGwinnett4 hr
Jan 9, 10:39 AM ESTSpecial Weather StatementFFCBaldwin36 min
Jan 9, 10:40 AM ESTRiver Flood WarningFFCGwinnett6 hr
Jan 9, 10:44 AM ESTRiver Flood WarningFFCCobb4 hr
Jan 9, 10:44 AM ESTSpecial Weather StatementFFCTaliaferro, Warren, Wilkes31 min
Jan 9, 10:48 AM ESTAreal Flood WarningFFCBanks, Barrow, Clarke, Dawson, Forsyth, Greene and 11 more3 hr
Jan 9, 10:56 AM ESTSevere Thunderstorm WarningFFCCrisp, Wilcox49 min
Jan 9, 10:57 AM ESTRiver Flood WarningFFCDade10 hr
Jan 9, 11:00 AM ESTSevere Thunderstorm WarningFFCBaldwin, Glascock, Hancock, Johnson, Laurens, Twiggs and 2 more45 min
Jan 9, 11:02 AM ESTSpecial Weather StatementFFCHancock28 min
Jan 9, 11:03 AM ESTSpecial Weather StatementFFCHancock, Taliaferro, Warren27 min
Jan 9, 11:19 AM ESTSevere Thunderstorm WarningFFCBleckley, Dodge, Houston, Laurens, Pulaski, Twiggs41 min
Jan 9, 11:25 AM ESTRiver Flood WarningFFCCherokee, Cobb7 hr
Jan 9, 11:29 AM ESTRiver Flood WarningFFCRockdale3 hr
Jan 9, 11:34 AM ESTRiver Flood WarningFFCDawson, Forsyth17 hr
Jan 9, 11:37 AM ESTSevere Thunderstorm WarningFFCDodge, Telfair, Wilcox38 min
Jan 9, 11:39 AM ESTAreal Flood WarningFFCBaldwin, Bibb, Bleckley, Crawford, Dooly, Hancock and 10 more3 hr
Jan 9, 11:39 AM ESTRiver Flood WarningFFCBanks9 hr
Jan 9, 11:43 AM ESTRiver Flood WarningFFCGwinnett23 hr
Jan 9, 11:43 AM ESTSevere Thunderstorm WarningFFCBaldwin, Johnson, Laurens, Twiggs, Washington, Wilkinson47 min
Jan 9, 11:48 AM ESTRiver Flood WarningFFCChattahoochee, Muscogee18 hr
Jan 9, 11:48 AM ESTSevere Thunderstorm WarningFFCGlascock, Hancock, Taliaferro, Warren, Wilkes42 min
Jan 9, 11:53 AM ESTSevere Thunderstorm WarningFFCBleckley, Dodge, Laurens37 min
Jan 9, 12:07 PM ESTRiver Flood WarningFFCLamar, Spalding4 hr
Jan 9, 12:07 PM ESTSevere Thunderstorm WarningFFCDodge, Montgomery, Telfair, Wheeler38 min
Jan 9, 12:10 PM ESTSevere Thunderstorm WarningFFCEmanuel, Johnson, Laurens, Montgomery, Toombs, Treutlen and 1 more50 min
Jan 9, 12:13 PM ESTSevere Thunderstorm WarningFFCEmanuel, Glascock, Jefferson, Johnson, Laurens, Washington47 min
Jan 9, 12:31 PM ESTRiver Flood WarningFFCFulton6 hr
Jan 9, 12:38 PM ESTSevere Thunderstorm WarningFFCEmanuel, Johnson, Laurens, Montgomery, Telfair, Toombs and 2 more52 min
Jan 9, 12:53 PM ESTSevere Thunderstorm WarningFFCEmanuel22 min
Jan 9, 1:09 PM ESTRiver Flood WarningFFCBarrow, Jackson45 hr
Jan 9, 1:13 PM ESTRiver Flood WarningFFCCobb14 hr
Jan 9, 1:37 PM ESTRiver Flood WarningFFCCobb, Fulton34 hr
Jan 9, 1:43 PM ESTRiver Flood WarningFFCFayette, Spalding59 hr
Jan 9, 1:54 PM ESTRiver Flood WarningFFCCobb, Fulton21 days
Jan 9, 1:58 PM ESTRiver Flood WarningFFCSpalding119 min
Jan 9, 2:26 PM ESTRiver Flood WarningFFCCobb, Fulton29 hr
Jan 9, 2:28 PM ESTRiver Flood WarningFFCBibb, Houston, Jones, Monroe, Twiggs5 days
Jan 9, 2:30 PM ESTRiver Flood WarningFFCBaldwin, Washington, Wilkinson54 hr
Jan 9, 2:42 PM ESTRiver Flood WarningFFCElbert, Madison, Oglethorpe45 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.