Alert archive / Georgia / Flash Flood Warnings in 2024

Flash Flood Warning 29, NWS Atlanta, GA

July 8, 2024Dawson County, Gilmer County, Pickens County, Georgia

NWS Atlanta, GA issued this flash flood warning at Jul 8, 2024, 11:58 PM EDT for Dawson County, Gilmer County, Pickens County, Georgia. It was in force for 4 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
Jul 8, 2024, 11:58 PM EDT (03:58 UTC)
Expired
Jul 9, 2024, 4:26 AM EDT
In force
4 hr
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Flood severity
None

Counties Dawson County, GA, Gilmer County, GA, Pickens County, GA

The radar

The Atlanta radar (KFFC), 131 km from the middle of the area, began a volume at 03:59 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.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 4.0 hours before the alert went out and 129 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 2024-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 233 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2024-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -3 square meters per square second.1939Sfc1 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
233 J/kg
Mixed-layer CIN
-151 J/kg
Mixed-layer LCL
1389 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
-3 m²/s²
0-3 km storm-relative helicity
-20 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

645 
WGUS52 KFFC 090358
FFWFFC
GAC085-123-227-091000-
/O.NEW.KFFC.FF.W.0029.240709T0358Z-240709T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Peachtree City GA
1158 PM EDT Mon Jul 8 2024

The National Weather Service in Peachtree City has issued a

* Flash Flood Warning for...
  Northwestern Dawson County in north central Georgia...
  South Central Gilmer County in north central Georgia...
  Eastern Pickens County in north central Georgia...

* Until 600 AM EDT Tuesday.

* At 1158 PM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1.5 and 3 inches of 
  rain have fallen. 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...
  Jasper, Fausett Lake, Lake Tamarack, Sequoyah Lake, Marblehill, 
  Amicalola Falls State Park, Tate and Juno.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

&&

LAT...LON 3459 8419 3454 8419 3449 8413 3440 8424
      3441 8437 3447 8446 3457 8448 3459 8438

FLASH FLOOD...RADAR INDICATED

$$
1 follow-up statement
798 
WGUS72 KFFC 090826
FFSFFC

Flash Flood Statement
National Weather Service Peachtree City GA
426 AM EDT Tue Jul 9 2024

GAC085-123-227-090836-
/O.CAN.KFFC.FF.W.0029.000000T0000Z-240709T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Dawson GA-Gilmer GA-Pickens GA-
426 AM EDT Tue Jul 9 2024

...FLASH FLOOD WARNING IS CANCELLED FOR NORTHWESTERN DAWSON, SOUTH 
CENTRAL GILMER AND EASTERN PICKENS COUNTIES...

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

&&

LAT...LON 3459 8419 3454 8419 3449 8413 3440 8424
      3441 8437 3447 8446 3457 8448 3459 8438

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 8:27 PM EDTSpecial Weather StatementFFCFloyd33 min
Jul 8, 8:29 PM EDTSpecial Weather StatementFFCPolk31 min
Jul 8, 8:50 PM EDTSpecial Weather StatementFFCFloyd25 min
Jul 8, 9:00 PM EDTSpecial Weather StatementFFCGordon30 min
Jul 8, 9:00 PM EDTSpecial Weather StatementFFCWalker30 min
Jul 8, 9:08 PM EDTSevere Thunderstorm WarningFFCBartow, Gordon16 min
Jul 8, 9:22 PM EDTSevere Thunderstorm WarningFFCGilmer, Gordon, Murray, Pickens23 min
Jul 8, 9:54 PM EDTFlash Flood WarningFFCBartow, Floyd, Gordon4 hr
Jul 8, 9:56 PM EDTSpecial Weather StatementFFCLumpkin34 min
Jul 8, 10:25 PM EDTSpecial Weather StatementFFCGilmer35 min
Jul 8, 10:29 PM EDTSpecial Weather StatementFFCGilmer31 min
Jul 8, 10:55 PM EDTSpecial Weather StatementFFCFannin35 min
Jul 8, 11:07 PM EDTSpecial Weather StatementFFCDawson38 min
Jul 8, 11:38 PM EDTSpecial Weather StatementFFCLumpkin52 min
Jul 8, 11:46 PM EDTSpecial Weather StatementFFCGilmer, Pickens44 min
Jul 9, 12:13 AM EDTSpecial Weather StatementFFCUnion47 min
Jul 9, 12:22 AM EDTFlash Flood WarningFFCFannin, Lumpkin, Union4 hr
Jul 9, 12:29 AM EDTSpecial Weather StatementFFCWhite46 min
Jul 9, 3:08 AM EDTHeat AdvisoryFFCBaldwin, Banks, Barrow, Bibb, Bleckley, Butts and 57 more17 hr
Jul 9, 3:21 PM EDTSpecial Weather StatementFFCPeach24 min
Jul 9, 3:27 PM EDTSpecial Weather StatementFFCHeard, Troup33 min
Jul 9, 3:37 PM EDTSpecial Weather StatementFFCBibb23 min
Jul 9, 3:49 PM EDTSpecial Weather StatementFFCTalbot26 min
Jul 9, 4:12 PM EDTSpecial Weather StatementFFCPike33 min
Jul 9, 4:22 PM EDTSpecial Weather StatementFFCHarris23 min
Jul 9, 4:47 PM EDTSpecial Weather StatementFFCMeriwether28 min
Jul 9, 5:02 PM EDTSpecial Weather StatementFFCHarris28 min
Jul 9, 5:07 PM EDTSpecial Weather StatementFFCClayton38 min
Jul 9, 5:12 PM EDTSpecial Weather StatementFFCGordon33 min
Jul 9, 5:43 PM EDTSpecial Weather StatementFFCGilmer, Pickens32 min
Jul 9, 6:13 PM EDTSpecial Weather StatementFFCNewton, Walton32 min
Jul 9, 6:44 PM EDTSpecial Weather StatementFFCLumpkin31 min

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.