Alert archive / Georgia / Flash Flood Warnings in 2018

Flash Flood Warning 20, NWS Tallahassee, FL

December 2, 20186 counties in Georgia

NWS Tallahassee, FL issued this flash flood warning at Dec 2, 2018, 4:14 AM EST for 6 counties in Georgia. It was in force for 3 hr. 13 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
Dec 2, 2018, 4:14 AM EST (09:14 UTC)
Expired
Dec 2, 2018, 7:15 AM EST
In force
3 hr
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon
Flood severity
None

Counties Calhoun County, GA, Dougherty County, GA, Lee County, GA, Randolph County, GA, Terrell County, GA, Worth County, GA

What was reported inside it

TimeReportWhereRemark
Dec 2, 5:30 AM ESTFLOODMorgan, GAA FEW REPORTS OF WATER OVER THE ROADWAYS IN CALHOUN COUNTY GEORGIA.
Dec 2, 5:30 AM ESTFLASH FLOOD1 Ene Leesburg, GAFLASH FLOODING ON CANAL STREET.
Dec 2, 5:30 AM ESTFLASH FLOOD1 Ene Palmyra, GAFLASH FLOODING ON PELHAM DRIVE.
Dec 2, 5:30 AM ESTFLASH FLOOD1 Ne Leesburg, GAFLASH FLOODING REPORTED ON MAGNOLIA STREET.
Dec 2, 5:30 AM ESTFLASH FLOOD1 Se Oakland, GAAPPROXIMATELY 20-30 HOMES WITH WATER IN THEM. MULTIPLE ROADS CLOSED ACROSS THE COUNTY.
Dec 2, 5:30 AM ESTFLASH FLOOD1 Sse Leesburg, GAFLASH FLOODING ON DUCKER COURT.
Dec 2, 5:30 AM ESTFLASH FLOOD1 W Starksville, GAFLASH FLOODING ON LUMPKIN ROAD.
Dec 2, 5:30 AM ESTFLASH FLOOD2 E Century, GAFLASH FLOODING ON LOVERS LANE ROAD.
Dec 2, 5:30 AM ESTFLASH FLOOD2 S Armena, GAFLASH FLOODING ON IVEY GREEN TRAIL.
Dec 2, 5:30 AM ESTFLASH FLOODAlbany, GAAT LEAST 28 SEPARATE AREAS WHERE FLOODING WAS REPORTED ON ROADS.
Dec 2, 5:30 AM ESTFLASH FLOODLeesburg, GAFLASH FLOODING ON KINCHAFOONEE DRIVE.
Dec 2, 5:30 AM ESTFLASH FLOODLeesburg, GAFLASH FLOODING ON WALNUT STREET.
Dec 2, 7:00 AM ESTHEAVY RAIN 5.11Sasser, GACOCORAHS STATION GA-TL-1, SASSER, 72 HOUR STORM TOTAL.

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 00:00Z, 9.2 hours before the alert went out and 145 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 00:00Z on 2018-12-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 262 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 00:00Z on 2018-12-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 394 square meters per square second.19395878Sfc1 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
262 J/kg
Mixed-layer CIN
-110 J/kg
Mixed-layer LCL
507 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
394 m²/s²
0-3 km storm-relative helicity
472 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.5

Open this sounding in Storm Lab

The text

As transmitted.

295 
WGUS52 KTAE 020914
FFWTAE
GAC037-095-177-243-273-321-021215-
/O.NEW.KTAE.FF.W.0020.181202T0914Z-181202T1215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tallahassee FL
414 AM EST SUN DEC 2 2018

The National Weather Service in Tallahassee has issued a

* Flash Flood Warning for...
  Northern Dougherty County in southwestern Georgia...
  Southeastern Randolph County in southwestern Georgia...
  Lee County in southwestern Georgia...
  Calhoun County in southwestern Georgia...
  Terrell County in southwestern Georgia...
  Northwestern Worth County in south central Georgia...

* Until 715 AM EST.

* At 412 AM EST, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Two to thres inches of rain has 
  fallen overnight and more heavy rain is expected over the next few 
  hours. Flash flooding is expected to begin shortly.

* Some locations that will experience flooding include...
  Morgan, Dawson, Leesburg, Albany, Shellman, Leary, Smithville, East
  Albany, Turner City, Walker, Warwick, Sasser, Bronwood, Chokee,
  Stocks, Forrester, Lockett Crossing, South Albany, Palmyra and
  Holt.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3191 8392 3185 8394 3184 8386 3182 8385
      3183 8384 3180 8380 3166 8391 3154 8419
      3143 8451 3144 8454 3143 8455 3143 8465
      3171 8470 3192 8425

$$

55-SCHOLL

The office that day

Everything else NWS Tallahassee, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 1, 7:40 PM ESTFlash Flood WarningTAEDecatur, Grady, Seminole4 hr
Dec 1, 7:43 PM ESTSpecial Weather StatementTAEBerrien, Lanier47 min
Dec 1, 8:36 PM ESTFlash Flood WarningTAESeminole2 hr
Dec 1, 9:54 PM ESTAreal Flood AdvisoryTAEBrooks, Lanier, Lowndes2 hr
Dec 1, 9:59 PM ESTAreal Flood AdvisoryTAECalhoun, Dougherty, Lee, Terrell2 hr
Dec 1, 10:46 PM ESTAreal Flood AdvisoryTAECalhoun, Lee, Randolph, Terrell59 min
Dec 1, 11:43 PM ESTSpecial Weather StatementTAEBaker, Calhoun, Early47 min
Dec 1, 11:48 PM ESTFlash Flood WarningTAECalhoun, Lee, Randolph, Terrell3 hr
Dec 2, 12:23 AM ESTSevere Thunderstorm WarningTAEBaker, Calhoun, Dougherty, Lee, Terrell37 min
Dec 2, 12:27 AM ESTSevere Thunderstorm WarningTAEClay, Early48 min
Dec 2, 1:25 AM ESTSevere Thunderstorm WarningTAEBaker, Calhoun, Dougherty, Early, Terrell50 min
Dec 2, 1:40 AM ESTTornado WarningTAECalhoun, Dougherty, Lee, Terrell35 min
Dec 2, 2:01 AM ESTSevere Thunderstorm WarningTAEDougherty, Lee, Worth44 min
Dec 2, 2:16 AM ESTTornado WarningTAEDougherty, Worth29 min
Dec 2, 2:54 AM ESTSevere Thunderstorm WarningTAEEarly51 min
Dec 2, 3:26 AM ESTSevere Thunderstorm WarningTAECalhoun, Clay, Dougherty, Early, Randolph, Terrell49 min
Dec 2, 3:43 AM ESTAreal Flood AdvisoryTAEBaker, Calhoun, Clay, Dougherty, Early, Lee and 3 more2 hr
Dec 2, 4:01 AM ESTSevere Thunderstorm WarningTAEBaker, Calhoun, Dougherty, Early, Lee, Mitchell and 3 more44 min
Dec 2, 4:27 AM ESTTornado WarningTAEDougherty, Lee, Turner, Worth33 min
Dec 2, 4:50 AM ESTSevere Thunderstorm WarningTAEBen Hill, Irwin, Tift, Turner, Worth40 min
Dec 2, 5:08 AM ESTSevere Thunderstorm WarningTAEBaker, Dougherty, Mitchell, Tift, Turner, Worth31 min
Dec 2, 5:20 AM ESTSevere Thunderstorm WarningTAEClay, Early, Miller40 min
Dec 2, 5:41 AM ESTAreal Flood AdvisoryTAEBaker, Calhoun, Clay, Dougherty, Early, Lee and 3 more2 hr
Dec 2, 8:03 AM ESTSevere Thunderstorm WarningTAESeminole42 min
Dec 2, 8:33 AM ESTSevere Thunderstorm WarningTAEDecatur, Miller, Seminole27 min
Dec 2, 8:36 AM ESTTornado WarningTAEColquitt, Mitchell, Tift, Worth39 min
Dec 2, 8:49 AM ESTSevere Thunderstorm WarningTAEDecatur, Miller, Seminole16 min
Dec 2, 8:57 AM ESTSevere Thunderstorm WarningTAEBaker, Dougherty, Miller, Mitchell33 min
Dec 2, 9:12 AM ESTTornado WarningTAEBerrien, Colquitt, Cook, Tift, Worth35 min
Dec 2, 9:24 AM ESTSevere Thunderstorm WarningTAEDecatur, Grady, Mitchell, Seminole51 min
Dec 2, 9:27 AM ESTSevere Thunderstorm WarningTAEBaker, Colquitt, Dougherty, Mitchell, Tift, Turner and 1 more36 min
Dec 2, 9:50 AM ESTSevere Thunderstorm WarningTAEColquitt, Decatur, Grady, Mitchell, Thomas40 min
Dec 2, 9:59 AM ESTSevere Thunderstorm WarningTAEBerrien, Irwin, Tift46 min
Dec 2, 10:07 AM ESTSevere Thunderstorm WarningTAEBrooks, Lowndes, Thomas23 min
Dec 2, 10:12 AM ESTRiver Flood WarningTAELee47 hr
Dec 2, 10:12 AM ESTRiver Flood WarningTAEDecatur4 days
Dec 2, 11:08 AM ESTRiver Flood WarningTAEGrady, Thomas5 days
Dec 2, 11:08 AM ESTRiver Flood WarningTAEBrooks, Lowndes7 days
Dec 2, 1:15 PM ESTRiver Flood WarningTAELee45 hr
Dec 2, 2:32 PM ESTSpecial Weather StatementTAELanier43 min
Dec 2, 3:26 PM ESTSpecial Weather StatementTAELowndes49 min
Dec 2, 4:27 PM ESTSevere Thunderstorm WarningTAEBrooks, Lowndes33 min
Dec 2, 5:00 PM ESTSpecial Weather StatementTAELowndes30 min

Nearby

Flash Flood Warnings in Georgia, 2018Every flash flood warning in 2018

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.