Alert archive / Georgia / Flash Flood Warnings in 2019

Flash Flood Warning 34, NWS Atlanta, GA

October 19, 20195 counties in Georgia

NWS Atlanta, GA issued this flash flood warning at Oct 19, 2019, 8:45 PM EDT for 5 counties in Georgia. It was in force for 6 hr. 3 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
Oct 19, 2019, 8:45 PM EDT (00:45 UTC)
Expired
Oct 20, 2019, 2:45 AM EDT
In force
6 hr
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Flood severity
None

Counties Dodge County, GA, Laurens County, GA, Pulaski County, GA, Wheeler County, GA, Wilcox County, GA

The radar

The Robins AFB radar (KJGX), 55 km from the middle of the area, began a volume at 00:46 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
Oct 19, 9:16 PM EDTFLASH FLOOD1 Ne Eastman, GAREPORT OF WATER OVER THE ROAD AT SHELDON ST. AND 6TH AVE. DRAINAGE DITCH HAD TO BE CLEARED.
Oct 19, 10:17 PM EDTFLASH FLOOD1 Ne Eastman, GAREPORT OF WATER OVER THE ROAD AT SHELDON ST. AND 6TH AVE. DRAINAGE DITCH HAD TO BE CLEARED.
Oct 19, 10:17 PM EDTFLASH FLOODEastman, GAREPORT OF WATER OVER NORMAN STREET. DRAINAGE DITCH HAD TO BE CLEARED.

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 00:00Z, 0.8 hours before the alert went out and 180 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 2019-10-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLEL10008507005003002001001 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 2019-10-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 345 square meters per square second.193958Sfc1 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
1 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
530 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
345 m²/s²
0-3 km storm-relative helicity
338 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

035 
WGUS52 KFFC 200045
FFWFFC
GAC091-175-235-309-315-200645-
/O.NEW.KFFC.FF.W.0034.191020T0045Z-191020T0645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Peachtree City GA
845 PM EDT Sat Oct 19 2019

The National Weather Service in Peachtree City has issued a

* Flash Flood Warning for...
  Southwestern Laurens County in central Georgia...
  Dodge County in central Georgia...
  Southeastern Pulaski County in central Georgia...
  North central Wilcox County in central Georgia...
  Northwestern Wheeler County in central Georgia...

* Until 245 AM EDT.

* At 845 PM EDT, Doppler radar indicated thunderstorms producing
  heavy rain across the warned area. Up to three inches of rain have
  already fallen. Flash flooding is expected to begin shortly.

* Some locations that will experience flooding include...
  Dublin, Eastman, Abbeville, Chester, Dexter, Cadwell, Chauncey,
  Rentz, Union, Dubois, Gresston, Plainfield, Yonkers, Cedar Grove,
  Ocmulgee Banks, Jay Bird Springs, Five Points and Godwinsville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3198 8331 3225 8344 3229 8336 3227 8335
      3229 8334 3228 8333 3233 8329 3251 8293
      3218 8278 3213 8294 3215 8294 3214 8295
      3212 8295

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 19, 8:06 PM EDTSevere Thunderstorm WarningFFCDodge, Pulaski, Telfair, Wilcox39 min
Oct 19, 8:23 PM EDTTornado WarningFFCDodge52 min
Oct 19, 9:10 PM EDTSevere Thunderstorm WarningFFCDodge, Laurens31 min
Oct 19, 9:54 PM EDTSpecial Weather StatementFFCMontgomery, Toombs, Wheeler51 min
Oct 19, 11:57 PM EDTSpecial Weather StatementFFCGreene48 min

Nearby

Flash Flood Warnings in Georgia, 2019Every flash flood warning in 2019

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.