Alert archive / Georgia / Flash Flood Warnings in 2012

Flash Flood Warning 34, NWS Tallahassee, FL

August 8, 2012Berrien County, Irwin County, Tift County, Georgia

NWS Tallahassee, FL issued this flash flood warning at Aug 8, 2012, 5:54 AM EDT for Berrien County, Irwin County, Tift County, Georgia. It was in force for 2 hr. 5 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: Aug 8, 2012, 5:54 AM EDT (09:54 UTC)
Expired: Aug 8, 2012, 8:15 AM EDT
In force: 2 hr
Issued by: NWS Tallahassee, FL
Area: Storm-based polygon
Flood severity: None

Counties Berrien County, GA, Irwin County, GA, Tift County, GA

What was reported inside it

Time	Report	Where	Remark
Aug 8, 6:19 AM EDT	FLASH FLOOD	4 N Gladys, GA	VERY HIGH WATER WASHING OVER HWY 129 IN SOUTHERN IRWIN COUNTY.
Aug 8, 6:19 AM EDT	FLASH FLOOD	Enigma, GA	HOBBS WALKER ROAD AND FIRE TOWER ROAD HAVE BEEN CLOSED DUE TO FLASH FLOODING IN ENIGMA.
Aug 8, 6:28 AM EDT	FLASH FLOOD	1 S Unionville, GA	EXIT 59 OFF OF I75 IS CLOSED. I75 REMAINS OPEN.
Aug 8, 7:00 AM EDT	HEAVY RAIN 9.65	2 Ne Tifton, GA	COCORAHS OBSERVER GA-TF-3 REPORTED A 24 HOUR RAINFALL TOTAL OF 9.65 INCHES.
Aug 8, 7:00 AM EDT	HEAVY RAIN 11	5 Ene Unionville, GA	COCORAHS OBSERVER GA-TF-6 EAST OF TIFTON REPORTED AT LEAST 11 INCHES OF RAIN OVER THE LAST 24 HOURS. THE RAIN GAUGE WAS COMPLETELY FULL AND RUNNING OVER.

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, 9.9 hours before the alert went out and 155 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 903 J/kg
Mixed-layer CIN: -18 J/kg
Mixed-layer LCL: 796 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 78 m²/s²
0-3 km storm-relative helicity: 138 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

759 
WGUS52 KTAE 080954
FFWTAE
GAC019-155-277-081215-
/O.NEW.KTAE.FF.W.0034.120808T0954Z-120808T1215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TALLAHASSEE FL
554 AM EDT WED AUG 8 2012

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN BERRIEN COUNTY IN SOUTH CENTRAL GEORGIA...
  IRWIN COUNTY IN SOUTH CENTRAL GEORGIA...
  TIFT COUNTY IN SOUTH CENTRAL GEORGIA...

* UNTIL 815 AM EDT

* AT 538 AM EDT...THE NATIONAL WEATHER SERVICE HAS DETECTED FLASH    
  FLOODING FROM A THUNDERSTORM OVER THE WARNED AREA...WITH NUMEROUS  
  REPORTS OF PRIOR AND ONGOING FLOODING IN MANY AREAS. RAINFALL      
  RATES OF 1 TO 2 INCHES PER HOUR ARE STILL OCCURRING IN SOME        
  LOCATIONS...WITH TOTAL RAINFALL ACCUMULATIONS OF 6 TO 8 INCHES     
  EXPECTED IN SOME AREAS.    

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO OCILLA...  
  MYSTIC...TIFTON...PINETTA...ENIGMA...AND GLADYS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DON'T DROWN.

REPORT FLOODING OR FLOOD DAMAGE TO THE NATIONAL WEATHER SERVICE IN 
TALLAHASSEE AT (8 5 0) 9 4 2 8 8 3 3. OR...YOU MAY CONTACT THE 
NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY EMERGENCY MANAGEMENT. 
THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE.

&&

LAT...LON 3145 8315 3132 8318 3130 8338 3136 8343
      3135 8365 3158 8362 3159 8350 3166 8344
      3167 8338 3164 8318 3166 8315 3166 8303

$$

17-GOULD

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 8, 2:42 AM EDT	Areal Flood Advisory	TAE	Berrien, Irwin, Tift	3 hr
Aug 8, 3:09 AM EDT	Flash Flood Watch	TAE	Ben Hill, Berrien, Irwin, Tift, Turner	17 hr
Aug 8, 3:42 AM EDT	Flash Flood Warning	TAE	Berrien, Irwin, Tift	2 hr
Aug 8, 8:18 AM EDT	Flash Flood Warning	TAE	Berrien, Irwin, Tift	87 min
Aug 8, 10:40 AM EDT	Areal Flood Warning	TAE	Berrien, Cook, Irwin, Tift	6 hr
Aug 8, 12:26 PM EDT	River Flood Watch	TAE	Berrien, Lowndes	20 hr
Aug 8, 1:04 PM EDT	Special Weather Statement	TAE	Miller	26 min
Aug 8, 3:47 PM EDT	Special Weather Statement	TAE	Lanier	43 min
Aug 8, 3:58 PM EDT	Areal Flood Warning	TAE	Berrien, Irwin, Tift	6 hr

Nearby

Flash Flood Warnings in Georgia, 2012 Every flash flood warning in 2012

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.