Alert archive / Georgia / Flash Flood Warnings in 2005

Flash Flood Warning 21, NWS Atlanta, GA

July 7, 2005DeKalb County, Fulton County, Georgia

NWS Atlanta, GA issued this flash flood warning at Jul 7, 2005, 12:24 AM EDT for DeKalb County, Fulton County, Georgia. It was in force for 3 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 7, 2005, 12:24 AM EDT (04:24 UTC)
Expired
Jul 7, 2005, 3:00 AM EDT
In force
3 hr
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

Counties DeKalb County, GA, Fulton County, GA

The radar

The Atlanta radar (KFFC), 60 km from the middle of the area, began a volume at 04:27 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

Birmingham, AL (KBMX), launched 00:00Z, 4.4 hours before the alert went out and 241 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, Birmingham, AL at 00:00Z on 2005-07-07Temperature 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, Birmingham, AL at 00:00Z on 2005-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 684 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
1 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
502 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
684 m²/s²
0-3 km storm-relative helicity
980 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WGUS52 KFFC 070426
FFWFFC
GAC089-121-071024-


BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1224 AM EDT THU JUL 07 2005

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* FLASH FLOOD WARNING FOR PEACHTREE CREEK IN...
  FULTON COUNTY IN NORTH CENTRAL GEORGIA
  DEKALB COUNTY IN NORTH CENTRAL GEORGIA

* UNTIL 300 AM EDT

* NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SEVERAL INCHES OF
  RAIN HAS FALLEN OVER PEACHTREE CREEK IN THE LAST FEW HOURS.

* FOR THE PEACHTREE CREEK NEAR ATLANTA...
   MODERATE FLOODING IS FORECAST.
  THE LATEST STAGE WAS 18.6 FEET AT 12 AM THURSDAY.
  FLOOD STAGE IS 17.0 FEET.
   THE FORECAST FOR THE PEACHTREE CREEK NEAR ATLANTA...
      THE CREEK WILL CREST NEAR 19.0 FEET AROUND 1 AM THURSDAY.
      THE CREEK WILL FALL BELOW FLOOD STAGE AROUND 2 AM THURSDAY.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROADWAY. 
THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. 
TWO FEET OF RUSHING WATER CAN CARRY AWAY MOST VEHICLES...INCLUDING 
SPORT UTILITY VEHICLES AND PICKUPS. VEHICLES CAUGHT IN RISING WATER 
SHOULD BE ABANDONED QUICKLY. MOVE TO HIGH GROUND.

A FLASH FLOOD WARNING MEANS THAT SIGNIFICANT FLOODING OF STREAMS...
CREEKS...AND ROADS IS EXPECTED. THIS MAY CAUSE SOME MODERATE TO MAJOR
INCONVENIENCES TO THE PUBLIC...AND PROPERTY DAMAGE OR THREAT TO LIFE 
IS ELEVATED.

YOU CAN REPORT SERIOUS FLOODING TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.

LAT...LON 3393 8421 3382 8421 3378 8447 3384 8445


$$

KDF
3 follow-up statements
000 
WGUS72 KFFC 070526
FFSFFC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
125 AM EDT THU JUL 7 2005

GAC089-121-070415-
DEKALB-FULTON-
125 PM EDT THU JUL 7 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 300 AM EDT FOR CENTRAL
FULTON AND DEKALB COUNTIES...

AT 120 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
SCATTERED SHOWERS AND A FEW THUNDERSTORMS OVER EASTERN DEKALB COUNTY 
AND APPROACHING SOUTHWEST FULTON COUNTY...MOVING NORTHEAST AT 30 MPH.

FLOOD WATERS CONTINUE MOVING DOWN THE PEACHTREE CREEK BASIN IN 
FULTON COUNTY AND THE NORTH AND SOUTH FORKS OF PEACHTREE CREEK IN 
DEKALB COUNTY.  THE RIVER STAGE READING AT PEACHTREE CREEK WAS 19 
FEET AT 1 AM WHICH IS MODERATE FLOODING AND THE CREEK APPEARS TO BE 
CRESTING. FLOOD STAGE IS 17 FEET AND PEACHTREE CREEK IS EXPECTED TO 
FALL BELOW FLOOD STAGE BY 300 AM THIS MORNING.

LAT...LON 3391 8442 3360 8451 3366 8418 3383 8414

$$

KDF
000 
WGUS72 KFFC 070527 CCA
FFSFFC

FLASH FLOOD STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
125 AM EDT THU JUL 7 2005

GAC089-121-070700-
DEKALB-FULTON-
125 AM EDT THU JUL 7 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 300 AM EDT FOR CENTRAL
FULTON AND DEKALB COUNTIES...

AT 120 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
SCATTERED SHOWERS AND A FEW THUNDERSTORMS OVER EASTERN DEKALB COUNTY 
AND APPROACHING SOUTHWEST FULTON COUNTY...MOVING NORTHEAST AT 30 MPH.

FLOOD WATERS CONTINUE MOVING DOWN THE PEACHTREE CREEK BASIN IN 
FULTON COUNTY AND THE NORTH AND SOUTH FORKS OF PEACHTREE CREEK IN 
DEKALB COUNTY.  THE RIVER STAGE READING AT PEACHTREE CREEK WAS 19 
FEET AT 1 AM WHICH IS MODERATE FLOODING AND THE CREEK APPEARS TO BE 
CRESTING. FLOOD STAGE IS 17 FEET AND PEACHTREE CREEK IS EXPECTED TO 
FALL BELOW FLOOD STAGE BY 300 AM THIS MORNING.

LAT...LON 3391 8442 3360 8451 3366 8418 3383 8414

$$

KDF
000 
WGUS72 KFFC 070653
FFSFFC

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
250 AM EDT THU JUL 7 2005

GAC089-121-070800-
DEKALB-FULTON-
250 AM EDT THU JUL 7 2005

...A FLASH FLOOD WARNING FOR CENTRAL FULTON AND DEKALB COUNTIES
   WILL EXPIRE AT 300 AM...

AT 245 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
FEW SHOWERS OVER FULTON AND DEKALB COUNTIES...MOVING TO THE 
NORTH TO NORTHEAST AT 30 MPH.

FLOOD WATERS CONTINUE MOVING DOWN THE PEACHTREE CREEK BASIN IN 
FULTON COUNTY AND THE NORTH AND SOUTH FORKS OF PEACHTREE CREEK IN 
DEKALB COUNTY.  THE RIVER STAGE READING AT PEACHTREE CREEK WAS 18.9 
FEET AT 2 AM AND WAS SLOWLY FALLING.  PEACHTREE CREEK CRESTED AT
19.1 FEET AT 115 AM. FLOOD STAGE IS 17 FEET AND PEACHTREE CREEK IS 
EXPECTED TO FALL BELOW FLOOD STAGE BY 400 AM THIS MORNING.

LAT...LON 3391 8442 3360 8451 3366 8418 3383 8414

$$

KDF

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 6, 8:33 PM EDTSevere Thunderstorm WarningFFCClayton, DeKalb, Fulton42 min
Jul 6, 8:48 PM EDTTornado WarningFFCPike12 min
Jul 6, 8:50 PM EDTTornado WarningFFCCoweta25 min
Jul 6, 9:08 PM EDTFlash Flood WarningFFCDeKalb, Fulton3 hr
Jul 6, 9:08 PM EDTTornado WarningFFCFayette28 min
Jul 6, 9:11 PM EDTTornado WarningFFCFayette24 min
Jul 6, 9:36 PM EDTTornado WarningFFCClayton, Henry24 min
Jul 6, 10:02 PM EDTSevere Thunderstorm WarningFFCHenry23 min
Jul 6, 10:17 PM EDTTornado WarningFFCRockdale39 min
Jul 6, 10:51 PM EDTSevere Thunderstorm WarningFFCWalton24 min
Jul 6, 10:52 PM EDTTornado WarningFFCNewton38 min
Jul 6, 11:24 PM EDTSevere Thunderstorm WarningFFCWalton36 min
Jul 6, 11:57 PM EDTTornado WarningFFCOconee18 min
Jul 7, 2:09 AM EDTFlash Flood WarningFFCMadison3 hr
Jul 7, 5:30 AM EDTFlash Flood WarningFFCMadison3 hr

Nearby

Flash Flood Warnings in Georgia, 2005Every flash flood warning in 2005

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.