Alert archive / Georgia / Areal Flood Warnings in 2013

Areal Flood Warning 21, NWS Atlanta, GA

August 1, 2013Pickens County, Georgia

NWS Atlanta, GA issued this areal flood warning at Aug 1, 2013, 7:44 AM EDT for Pickens County, Georgia. It was in force for 6 hr. 2 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 1, 2013, 7:44 AM EDT (11:44 UTC)
Expired
Aug 1, 2013, 1:45 PM EDT
In force
6 hr
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Flood severity
None

County Pickens County, GA

The radar

The Atlanta radar (KFFC), 125 km from the middle of the area, began a volume at 11:47 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
Aug 1, 9:45 AM EDTFLASH FLOOD4 N Jasper, GATHE EMERGENCY MANAGER REPORTED A SWIFT WATER RESCUE AND EVACUATION FROM A HOME WAS IN PROGRESS OFF OF PRICE CREEK TRAIL. FLOOD WATERS FROM PRICE CREEK WERE THREATENING THE HOME AND FIRST RESPONDERS WERE HAVING DIFFICULTY REACHING THE HOME DUE TO A WASHED OUT R
Aug 1, 10:00 AM EDTFLASH FLOOD4 Ne Jasper, GAPRELIMINARY FLASH FLOOD DAMAGE FROM THE EMERGENCY MANAGER INDICATES AROUND 4 ROADS WERE EITHER WASHED OUT OR DAMAGED...ONE BRIDGE WAS AFFECTED BY A LANDSLIDE AND CLOSED...ONE STRUCTURE WAS FLOODED...3 PEOPLE NEEDED SWIFT WATER RESCUES AND 3 PEOPLE WERE EVACUAT

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, 11.7 hours before the alert went out and 123 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 2013-08-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 557 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, Peachtre/Fal Fld, GA at 00:00Z on 2013-08-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 88 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
557 J/kg
Mixed-layer CIN
-49 J/kg
Mixed-layer LCL
777 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
88 m²/s²
0-3 km storm-relative helicity
105 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.

403 
WGUS42 KFFC 011144
FLWFFC

BULLETIN - EAS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
744 AM EDT THU AUG 1 2013

GAC227-011745-
/O.NEW.KFFC.FA.W.0021.130801T1144Z-130801T1745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
744 AM EDT THU AUG 1 2013

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* FLOOD WARNING FOR SMALL STREAMS IN...
  PICKENS COUNTY IN NORTH CENTRAL GEORGIA

* UNTIL 145 PM EDT THURSDAY

* AT 739 AM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATES     
  THAT TWO TO FOUR INCHES OF RAIN HAS FALLEN OVER EASTERN PICKENS    
  COUNTY THIS MORNING. LOCALLY HIGHER AMOUNTS UP TO SIX INCHES ARE   
  POSSIBLE IN THE NORTHEAST PORTION OF THE COUNTY. EVEN THOUGH THE   
  RAIN HAS TAPERED OFF...HIGH WATER LEVELS WILL CONTINUE. 

* SMALL CREEKS AND STREAMS INCLUDED ARE...LONG SWAMP CREEK...HINTON  
  CREEK AND TURKEY CREEK...AND TALKING ROCK CREEK. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

YOU SHOULD HEED ALL EVACUATION REQUESTS OR ORDERS FROM LOCAL 
OFFICIALS. THIS CONTINUES TO BE A LIFE THREATENING SITUATION. 
EVACUATIONS AND SWIFT WATER RESCUES HAVE BEEN REPORTED THIS MORNING. 

IF YOU SEE SIGNIFICANT FLOODING...WAIT UNTIL AFTER THE STORM HAS
PASSED...AND THEN CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1 8
6 6 7 6 3 4 4 6 6. YOU CAN ALSO TWEET YOUR REPORT USING HASHTAG GAWX.

&&

LAT...LON 3455 8434 3447 8432 3447 8426 3438 8426
      3438 8442 3441 8443 3455 8448

$$
2 follow-up statements
627 
WGUS82 KFFC 011418
FLSFFC

FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1018 AM EDT THU AUG 1 2013

GAC227-011745-
/O.CON.KFFC.FA.W.0021.000000T0000Z-130801T1745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PICKENS GA-
1018 AM EDT THU AUG 1 2013

...THE FLOOD WARNING REMAINS IN EFFECT UNTIL 145 PM EDT FOR CREEKS
AND STREAMS IN EASTERN PICKENS COUNTY...

...SWIFT WATER RESCUE IN PROGRESS OFF PRICE CREEK...

AT 1000 AM EDT...THE EMERGENCY MANAGER REPORTED A SWIFT WATER RESCUE
WAS IN PROGRESS AT A HOME OFF OF PRICE CREEK TRAIL. FLOOD WATERS 
FROM PRICE CREEK WERE THREATENING THE HOME AND EVACUATIONS WERE 
NEEDED. 

PREVIOUS SWIFT WATER RESCUES AT THE YOUNG LIFE CAMP OFF OF CAMP HOPE 
ROAD WERE SUCCESSFUL.

SEVERAL ROADS AND A FEW BRIDGES HAVE BEEN WASHED OUT IN NORTHEAST 
PICKENS COUNTY. A BRIDGE WAS CLOSED ON A PORTION OF GEORGIA HIGHWAY 
136 NEAR BURNT MOUNTAIN DUE TO A LANDSLIDE. 

THE FLOOD WATERS WILL CONTINUE TO FLOW WEST TOWARD CARTERS LAKE AS
THE CREEKS AND STREAMS RECEDE SLOWLY IN NORTHEAST PICKENS COUNTY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

YOU SHOULD HEED ALL EVACUATION REQUESTS OR ORDERS FROM LOCAL 
OFFICIALS. THIS CONTINUES TO BE A LIFE THREATENING SITUATION. 

IF YOU SEE SIGNIFICANT FLOODING...WAIT UNTIL AFTER THE STORM HAS
PASSED...AND THEN CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1 8
6 6 7 6 3 4 4 6 6. YOU CAN ALSO TWEET YOUR REPORT USING HASHTAG GAWX.

&&

LAT...LON 3455 8434 3447 8432 3447 8426 3438 8426
      3438 8442 3441 8443 3455 8448

$$


16
089 
WGUS82 KFFC 011735
FLSFFC

FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
135 PM EDT THU AUG 1 2013

GAC227-011745-
/O.CON.KFFC.FA.W.0021.000000T0000Z-130801T1745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PICKENS GA-
135 PM EDT THU AUG 1 2013

...THE FLOOD WARNING WILL EXPIRE AT 145 PM EDT FOR EASTERN PICKENS 
COUNTY...

AT 130 PM EDT...PREVIOUS FLOOD WATERS THAT CAUSED SIGNIFICANT DAMAGE 
TO ROADS...BRIDGES AND STRUCTURES IN NORTH CENTRAL AND NORTHEAST
PICKENS COUNTY WERE RECEDING. THE PUBLIC IS URGED TO USE EXTREME 
CAUTION WHILE SURVEYING ANY FLOOD DAMAGE AS THE FLOODED AREAS WILL 
BE VERY UNSTABLE AND FURTHER DAMAGE MAY OCCUR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU SEE SIGNIFICANT FLOODING...WAIT UNTIL AFTER THE STORM HAS
PASSED...AND THEN CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1 8
6 6 7 6 3 4 4 6 6. YOU CAN ALSO TWEET YOUR REPORT USING HASHTAG GAWX.

&&

LAT...LON 3455 8434 3447 8432 3447 8426 3438 8426
      3438 8442 3441 8443 3455 8448

$$


16

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 31, 9:09 PM EDTSpecial Weather StatementFFCPolk51 min
Jul 31, 10:18 PM EDTSpecial Weather StatementFFCChattooga, Floyd42 min
Aug 1, 12:58 AM EDTSpecial Weather StatementFFCDawson32 min
Aug 1, 1:54 AM EDTFlash Flood WarningFFCCherokee, Dawson, Forsyth, Pickens6 hr
Aug 1, 6:07 AM EDTFlash Flood WarningFFCGilmer6 hr
Aug 1, 7:31 AM EDTRiver Flood WarningFFCForsyth14 hr
Aug 1, 9:53 AM EDTRiver Flood WarningFFCForsyth, Fulton37 hr
Aug 1, 12:00 PM EDTAreal Flood WarningFFCGilmer6 hr
Aug 1, 6:36 PM EDTSpecial Weather StatementFFCWilcox24 min
Aug 1, 6:59 PM EDTSpecial Weather StatementFFCCrisp31 min
Aug 1, 7:35 PM EDTSpecial Weather StatementFFCMadison25 min

Nearby

Areal Flood Warnings in Georgia, 2013Every areal flood warning in 2013

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.