Alert archive / Georgia / Flash Flood Warnings in 2005

Flash Flood Warning 10, NWS Atlanta, GA

March 31, 2005Fulton County, Georgia

NWS Atlanta, GA issued this flash flood warning at Mar 31, 2005, 9:11 AM EST for Fulton County, Georgia. It was in force for 6 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
Mar 31, 2005, 9:11 AM EST (14:11 UTC)
Expired
Mar 31, 2005, 3:00 PM EST
In force
6 hr
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

County Fulton County, GA

The radar

The Atlanta radar (KFFC), 48 km from the middle of the area, began a volume at 14:10 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

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 2.2 hours before the alert went out and 47 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 12:00Z on 2005-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 12:00Z on 2005-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 94 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
635 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
94 m²/s²
0-3 km storm-relative helicity
291 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
WGUS52 KFFC 311415
FFWFFC
GAC121-312011-


BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
911 AM EST THU MAR 31 2005

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

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

* UNTIL 300 PM EST

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

* FOR THE PROCTOR CREEK NEAR ATLANTA...
   MINOR FLOODING IS FORECAST.
  THE LATEST STAGE WAS 10.0 FEET AT 9 AM TODAY.
  FLOOD STAGE IS 11.0 FEET.
   THE FORECAST FOR THE PROCTOR CREEK NEAR ATLANTA... 
      THE CREEK WILL RISE ABOVE FLOOD STAGE AROUND 10 AM TODAY.
      THE CREEK WILL CREST NEAR 12.0 FEET AROUND 11 AM THURSDAY. 
      THE CREEK WILL FALL BELOW FLOOD STAGE AROUND 1 PM 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 3382 8448 3376 8449 3374 8441 3380 8442

$$
KDF

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 31, 1:31 AM ESTSevere Thunderstorm WarningFFCHarris29 min
Mar 31, 2:27 AM ESTSevere Thunderstorm WarningFFCTalbot33 min
Mar 31, 2:47 AM ESTSevere Thunderstorm WarningFFCUpson30 min
Mar 31, 5:17 AM ESTSevere Thunderstorm WarningFFCBibb, Jones, Monroe28 min
Mar 31, 5:40 AM ESTSevere Thunderstorm WarningFFCBaldwin, Jones35 min
Mar 31, 6:04 AM ESTSevere Thunderstorm WarningFFCHancock28 min
Mar 31, 7:26 AM ESTSevere Thunderstorm WarningFFCTaliaferro, Warren34 min
Mar 31, 7:33 AM ESTSevere Thunderstorm WarningFFCCoweta, Heard, Meriwether, Troup27 min
Mar 31, 8:06 AM ESTSevere Thunderstorm WarningFFCMeriwether, Pike24 min
Mar 31, 8:17 AM ESTFlash Flood WarningFFCHarris, Heard, Meriwether, Troup3 hr
Mar 31, 8:44 AM ESTSevere Thunderstorm WarningFFCUpson16 min
Mar 31, 8:48 AM ESTSevere Thunderstorm WarningFFCLamar27 min
Mar 31, 9:04 AM ESTSevere Thunderstorm WarningFFCButts, Monroe26 min
Mar 31, 9:20 AM ESTSevere Thunderstorm WarningFFCCrawford, Taylor25 min
Mar 31, 9:36 AM ESTFlash Flood WarningFFCBarrow, Butts, Carroll, Clayton, Cobb, Coweta and 18 more6 hr
Mar 31, 9:42 AM ESTSevere Thunderstorm WarningFFCBaldwin, Jones33 min
Mar 31, 9:45 AM ESTFlash Flood WarningFFCDeKalb, Fulton5 hr
Mar 31, 10:15 AM ESTFlash Flood WarningFFCCobb5 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.